Cell Bio Lab Report Essay Example for Free

prison cell Bio Lab Report EssayThe purpose of this lab was to test the biological activity of ConA by performing a hemagglutination assay. If ConA is active then agglutination will occur due to ConAs free receptors being adequate to(p) to bind to the glucose residues on the sheeps tearing blood line cells. If ConA is not active then no agglutination will occur. To test the hemagglutination reaction, two types of ConA solutions were compared, a purchased control ConA solution in buffer as the positive control, and a purified solution of ConA in buffer previously purified in lab. Each solution was at a 2mg/ml concentration of ConA in ConA buffer, which is necessary for ConAs biological activity. Two variables were added, Galactose and Mannose, to the ConA solution to compare the effects each had on the hemagglutination reaction. I hypothesize for ConA to be able to agglutinate the red blood cells if in the adequate concentration and if in the presence of Galactose, not Mannos e. Mannose will inhibit the ConA from bandaging to the red blood cells membrane, preventing agglutination. RESULTSThe reaction plate containing the ConA dilutions was incubated over the weekend and resulted in all well ups being intercept, appearing as if any well had agglutinated. There was a vague outline of the non-agglutinated cells in various wells. The last agglutination was observed at titer 0.0625 (1/16). Agglutination was seen in rows A, B D, and E (row A contained the control ConA, row B contained the control ConA + Galactose, row D contained the sample ConA, and row E contained the sample ConA + Galactose). In the well rows C and F which contained control ConA + Mannose and sample ConA + Mannose, agglutination did not occur at any concentration of ConA. course of action G, the negative control appeared to spend a penny agglutinated as well as Row H, which contained only ConA buffer.DISCUSSION AND CONCLUSIONThe results did not support my hypothesis for the biological activity of ConA. There are some sources of error that could rationalize the results obtained. Its possible there was a problem with either the ConA buffer or the sheep red blood cells to allow for all wells to turn pink and appear agglutinated. Another explanation of the irregular results was there might have been cross contamination from not changing tips when transferring to different ConA concentrations, or if bubbles were introduced while diluting the ConA, reservation the results difficult to interpret.For wells A, B D, and E as ConA became more diluted or decreased in concentration, it became more difficult for it to effectively crosslink and agglutinate the red blood cells. Well D, the positive control that contained the purchased ConA resulted in agglutination of the first couple wells, then no agglutination as the ConA concentration decreased, similar to Row A. Wells B and E that had the Galacatose additive obtained the same titer of the control ConA because ConA does n ot bind Galactose. Galactose doesnt interfere with ConA from binding to the sugar residues on the red blood cells. Mannose on the other hand, is an inhibitor to ConAs binding sites. The Mannose in solution competed with the ConA and did not allow to bind to the sugar residues on the red blood cells as seen in rows C and F. Row G, the negative control, should have resulted in non-agglutination, similar to the rows containing the Mannose additive. The results observed showed agglutination formed in this row. Lastly, Row H should have shown non-agglutination through out because the well contained only ConA buffer, not ConA protein.In conclusion, the results did not clearly explain the biological activity of ConA with the hemagglutination assay. The experiment contained too umpteen anomalies to get a clear determination of ConAs functionality post purification. The results did show that a change in the concentration of ConA would alter the strength of the reaction. Also, ConAs top exe cutive to bind to sugar residues can be affected if ConA has to compete or is inhibited to bind to a cells membrane. LITERATURE CITEDCell Biology 3822 Lab Manual, Cell Surface Glycoprotein Receptor AnalysisUsing Concanavalin A Lab 7. Pearson Learning Solutions. 2012 147-154.Madeleine Zaechringer. Cell Biology 3822 Analysis of purified ConA via Hemagglutinatino Assay Lab 7 Powerpoint. 2014.

Mice and Men Essay Example for Free

Mice and Men EssayThere atomic number 18 a number of characters in Of Mice and Men who buzz off dreams of a better bread and butter. These characters include George, Lennie and glass, who dream of a elevate of their have, and Curleys wife, who dreams of be approach path a glamorous Hollywood actress. In this essay I will discuss their dreams and the effects on the novels characters when their dreams are unfulfilled. The central characters in Of Mice and Men are George and Lennie. Their dream is introduced to the reader in the first chapter, OK. Someday were gonna raise the jack together and were gonna have a little house and a couple of acres an a cow and some pigs and An live off the fatta the lan, Lennie shouted. An have rabbits. George and Lennies dream is to leave behind their lives as travelling endureers and have a place of their accept where they can settle down. For Lennie the dream of living on their own farm is closely connected to looking after rabbits. Perh aps this is because the only way that Lennie can actu anyy relate to the dream is through the idea of something practical and touchable which relates to his tactile qualities. Clearly, the material aspect of owning his own land means very little to Lennie.At the start of the novel we learn that Lennie likes to pet squashy things, like mice and rabbits. It is this trait that eventually leads to Lennies downfall when he tries to smooth Curleys wifes soft hair. However, for George the dream of the farm has other benefits. Firstly, George can see the practical, economic advantage of owning their own place. If I was bright, if I was even a little bit smart, Id have my own little place, an Id be bringin in my own crops, stead of doin all the work and not getting what comes up outta the ground. Yet it is not just the practical benefits of owning a farm that attract George to this dream.We learn that George has no family I aint got no people, and it seems as though the dream of a farm a lso represents the notion of home to George. An wed keep a few pigeons to go flyin around the winmill like they do when I was a kid Wed jus live there. Wed belong there. So, for George, the dream of a farm offers a psychological antidote to his rootless, travelling life and gives him a sense of belonging. Another attraction of the farm dream is that it gives George the promise of some sense of control and autonomy in his life. In his conversation with glass over about owning a farm, George saysSpose they was a carnival or a circus come to town, or a ball game, or any damn thing. elderly glass nodded in appreciation of the idea. Wed just go to her, George said. We wouldnt ask nobody if we could. Jus say Well go to her, an we would. This shows how powerless George feels in his life and how often power employers exercised over their workers at that time. Another example of George and Lennies powerlessness is shown after Lennies fight with Curley, the bosss son when Georges immed iate concern is that they will be canned or dismissed.However, in this situation, they retain their jobs because Slim steps in and persuades Curley to say he got his hand caught in a machine. In Chapter 2 when George and Lennie discuss their dream they are overheard by Candy, the old swamper. Candy is immediately swept up with the idea of owning their own farm and offers his savings to them to make the dream come true. At this post in the novel it seems as if the dream could actually become a reality. They fell into silence. They looked at one another, amazed. This thing they had never really believed in was coming true. George said reverently, Jesus ChristI bet we could swing her. His eyes were full of wonder. What is interesting is that at this point in the novel the dream of the farm actually moves from being a pipe dream which will probably never happen, to an achievable goal which is actually within their grasp. It is Candys involvement that makes this change book place. Alt hough Candy shares Georges reasons for wanting a farm, there is also an extra dimension for Candy wanting to live on their own place. We get the sense that Candy feels redundant, useless and vulnerable because he is old and has lost his hand.Candy feels uneasy about his future Theyll can me purty soon. Jus as soon as I bank building swamp out no bunk houses theyll put me on the county. So for Candy the dream of the farm means independence nobody could can us, because in his present situation he is entirely dependent on the bosss tolerance and charity. In the novel, this is partially demonstrated by Carlson shooting Candys dog earlier that evening. In an echo of Candys own situation of the ranch, Carlson, without much pity or concern, shoots Candys dog because he is old and it is inconvenient to keep him because of the smell.It is not hard to imagine that Candy feels there is a parallel between his own situation and his dogs. Candys attachment to the dream of their own farm is de monstrated in Chapter 5 when he realises that all hopes of the dream have come crashing down when he discovers Curleys wifes dead body You God damn tramp, he said viciously. You done it, dint you? I spose youre glad. Everbody knowed youd mess things up If they was a circus or a baseball game we would of went to her Never ast nobodys say so.

Look at the role of the manager in motivating staff in the care setting that I work for, which is a residential childrens home Essay Example for Free

Look at the role of the passenger car in motivating stave in the c are context that I make water for, which is a residential childrens home EssayThis essay leave al wiz reflection at the role of the bus in motivating staff in the care modelting that I work for, which is a residential childrens home. It will look at different methods of motivation that the film director domiciliate use and also the steering the manager uses it. The way that they use it will depend on the type of manager they are as they could be either a theory x or y type, as defined by D Mcgregor 1960. For the purpose of this essay we will look at the line managers as they have most touch sensation with staff. In order to run an effective home the manager needs to non only ensure that they have a sound structure in place to deal with the day to day running of the home however to also ensure that the staff are motivated to do the logical argument. In watch over of the day to day running of the home there will be set procedures in place, that will have to be adhered to by all of the residential homes within RCT in regards to budgets, the manner in which children are admitted, contact with other agencies and so on. Within the home there will be an officer in charge and then seniors. The seniors are your line managers and have the most contact with staff it is their responsibility to ensure that staff are happy in their work and to ensure that there are no problems. The officer in charge will be responsible overall for staff a pertinacious with the rest of the procedures menti championd earlier.The way that the manager motivates their staff will vary depending on the type of manager in a particular home. If you have a line manager who is a theory x manager this can have an effect on staff as they may not feel fitted to talk to the manager intimately things and discussing things is vital in this particular job, as being able to talk about things that affect the children and you rself within the environment you work contributes enormously to the blessedness of the children. And the ultimate aim in the home is to provide a stable home for the children.A theory X manager will believe that as individuals you need to be told what to do. This does not then allow for confidence within yourself in regards to your infractment within the job to develop, as you will worry about what they will think about your work .It would also result in you needing to check everything through with them before you make a decision. This can have long reaching affects as the manager is not always available and as staff you have to make daily decisions in regards to the children and their welfare.On the other turn over a theory Y manager will believe that as individuals and as staff that you are capable of making decision for yourself this can use up to them passing on more responsibility to the staff for various tasks within the home. This is something that is dome successfully in beddau with staff having taken responsibility for a enactment of different things such as doing the weekly menu, ensuring that the training file is up to date, ensuring that the accident, missper and sanction books are updated regularly these along with a number of other tasks make by the staff singularly might not look much but as a whole they contribute greatly to the homes effectiveness.This also surface staff that their capabilities are noted it also allows for staff development as you are gaining experience in a number of different aspects of the work do at the home which in itself is good for motivation. This is surviveed by Fredrick Hertzberg who says if you want someone to do a good job, then give then a good job to do it does not matter the size of the job but that the staff feel appreciated and valued and that you have belief in their abilities.Although financial and physical resources play a big part in the running of a home the greatest contribution is made by the tender resources, i.e. staff this includes all members from the domestic to the officer in charge. If the staff are de-motivated for whatever reason then this has an effect on the smooth running of the home. The military personnel relations school of management 1960/70s support this as they say that workers take along with then a number of different things, ideas, knowledge, intelligence, experience, skills humour, expectations and beliefs. In order for these to be utilized effectively then the manager has to be aware of staffs strengths as healthy as their weaknesses. This can be achieved through direction. If supervision is used powerful it can be a good motivator for staff. If done incorrectly it can result in further de-motivation.The way in which it is done will again depend on the type of manager. Supervision in itself is not a motivator but a hygiene factor get it right wing and it will stop your staff becoming ill. I.e. de- motivated. Get it wrong then you have problems as staff will become de-motivated which will result in then doing things wrong or not at all and this will have a detrimental effect on the home. Other hygiene factors that can have an effect on staff are the working conditions salary, interpersonal relations and company policies .As with the above they will not motivate the staff but help to improve the conditions that they work in. this will then ace to their lower needs being met, as defined by A marslow, in his profit of needs. He says that in order for a person to reach self-fulfillment they have to meet the different needs in their life as set out in the pyramid. Within the work situation the needs will be met through a number of different way as illustrated appendix1. Steers and porters beer 1991 suggest that the various organizational factors illustrated can be used to satisfy the different needs. Obviously outside of the jobs the needs will be met in a different way, to a certain degree.The aim of the supervision is to g et the work done well, support staff and to encourage staff development .The three strands of supervision are inter wound if you are able to help staff develop by offering then support then this will will to better work. If one strand of the supervision is weak then the rope is weak. Which could then lead to de- motivation instead of motivation as already mentioned.A good line manager during supervision will not only point out where you are going wrong but will look at what you have achieved in relation to your job no matter how small it might be, it could be something as simple as having picked up a mistake in one of the books which if not rectified could have had an effect on the children or it might be that you have handled a situation with one of the children that resulted in then not harming themselves. A theory X manager would not tell you that you had done well in that instance, as they would say it was your job to deal with such an incident. And even though that is the case , if you just thought like that when dealing with the incident the you would not be giving your all to the job. So for a line manager not only to recognize what you have done but also to make you aware that they recognize it is a huge motivator.The number strand which is support can be met in a number of ways during supervision and on a daily basis. Support can be something that needs to be given when an incident has occurred at the home as above or when something personal is affecting your work .The member of staff receiving support must be able to trust in their executive program as this will make it easier for them to talk about what is affecting them will then abate the burden. This trust and also friendship to a certain degree will again depend on the type of manager you have. A good supervisor will also recognize when they are not able to support you and be able to refer you to someone who can, be that another member of staff or possibly a counselling service.The third stra nd of supervision is staff development. This involves looking at not only the training infallible by the member of staff but also at what training they have already achieved and how best to use that to the advantage of the home. In respect of training that is needed it is important to ensure that the member of staff understands why they need that training so that they do not feel inadequate. As if they are not told fittingly why they need it they may feel that the manager thinks of them as being inadequate in a certain area rather that looking at it as a way of developing and progressing within the job. The one that comes to mind for this is NVQ training many staff look on it as something that they have to do or they will lose their job, rather than something that will not only benefit then in the job they do now, but could also lead to job progression for them.If the manager is able to recognize a member of staffs strengths due to training they have received in the past they need to capitalize on this by ensuring that the member of staff is able to use that training in the work place. It could be that they have training and an interest in a particular area which would not possibly have been an area that staff have been able to work in with the children before, such as outdoor pursuits. As before recognizing what someone is good at in its self is a motivator as is recognizing potential within that member of staff.If the manager is not able to recognize these strengths and weaknesses to a certain degree then they are not able to provide the member of staff with appropriate training to help them develop within the job. The member of staff will then start to question their abilities which in turn will have an effect on their work and motivation.In conclusion it has to be said that in order for the home to run effectively and smoothly to give the children a stable home as well as ensuring that their needs are met the staff and their needs are as important. The s taff being happy at work comes down to how motivated they are if you have a staff that are well supported by the management and that they get training appropriate for them along with recognition than you will loosely have a reasonably effective work force. The managers role in all of this is vital as they need to be looking at and addressing the issues nearly the above. How they will look at the above and deal with them will vary depending on the type of manager you have. John Harvey Jones said 1988.Management is an art not a science. Each of us approaches the problem from a different background, and each of us is dealing with a situation, and a different culture, and from a different get-go pointFor me this statement sums it up in that different people will deal with things in different ways because of different factors. Ultimately a manager or team leader who is able to listen to and appreciate their staff will have a much more motivated team than one who does not listen to cons ult with or appreciate their team. As a member of such a team I believe that as a staff that we respond to situations and changes that we face better due to the way in which our team leaders deal with things like supervision, which is in the mode of theory Y management. This then creates an effective home for the children to live at some where they can call home and some where those staff are happy to be.

Definition And Analysis Of Marine Pollution Environmental Sciences Essay

Definition And Analysis Of Marine Pollution Environmental Sciences EssayINTRODUCTIONThe word befoulment means the introduction of harmful substances or products into the environment. The definition of Marine Pollution also can describe as the adding of toxins and harmful chemicals into the maritime, not scarce is it chemicals added to the naval but things such as fictile are also found. One of the main problems is that when many of these particles are placed into the naval, they are quickly eaten by the small fish, these fish that are lower down the food chain are then eaten by larger predators, because most fish are been toxicated by these harmful and dangerous chemicals.HISTORY2. June 8th is World Ocean Day. It was first declared on June 8, 1992 at the Earth Summit, Rio de Jeneiro in Brazil. This declaration is to raise sensation most the importance of the sea to human life. Although ocean taint has a long history, significant international laws to counter it were ena cted in the twentieth century. Marine pollution was a concern during several United Nations convocations on theLaw of the Sea beginning in the 1950s. Most scientists believed that the oceans were so vast that they had unlimited ability to dilute, and therefore render harmless, pollution.3. In the late 1950s and early 1960s, there were several controversies about dumping radioactive waste off the coasts of the United States by companies authorize by theAtomic Energy Commission, into the Irish Sea from the British reprocessing facility atWindscale, and into the Mediterranean Sea by the FrenchCommissariat lEnergie Atomique. After the Mediterranean Sea controversy, for example,Jacques Cousteaubecame a worldwide figure in the campaign to stop shipboard soldier pollution. Marine pollution made come on international headlines by and by the 1967 smash of the oil tankerTorrey Canyon, and after the 1969Santa Barbara oil spilloff the coast of California.4. Marine pollution was a major a rea of discussion during the 1972United Nations Conference on the Human Environment, held in Stockholm. That year also saw the signing of theConvention on the Pr correcttion of Marine Pollution by Dumping of Wastes and different Matter, sometimes called the London Convention. The London Convention did not ban marine pollution, but it establi flip black and gray lists for substances to be banned (black) or set by national authorities (gray). Cyanide and high-level radioactive waste, for example, were put on the black list. The London Convention applied only to waste dumped from ships, and gum olibanum did nothing to regulate waste discharged as liquids from pipelines.5. Do we know that the sea was so amazing role as a buffer?It stand the heat, the greenhouse gas carbon dioxide and pollutants to offset the climate of the earth so protecting people from sudden changes in the Earths temperature annexs ascribable to the modernization process.6. Adverse effects will occur globally and is fast but can not be seen with the cutting eye.Unfortunately the cause of human blindness is more lofty of the many activities continue to destroy the sea.Plastic waste, industrial waste and oil identified as the main self-centered man who harassed and then kill marine life and habitat.Even in small concentrations, toxic components of these contaminants can impede the ability of marine life to flourish and grow.PLASTIC DEBRIS7. Marine dust is mainly discarded human rubbish which floats on, or is suspended in the ocean. Eighty percent of marine debris is credit card a component that has been speedily accumulating since the end of World War II.The mass of plastic in the oceans whitethorn be as high as one hundred million mensurabletons. Drastic improvement from the plastic-based marine pollution in the 1940s is now the issue is so acute.Each year tens of thousands of marine creatures were killed or disabled as a result of plastic.In fact, studies have found that at least 30 ,000 wildlife trapped or suffocated to death.8. In the eyes of marine wildlife including seabirds, turtles and whales, the suspension looks like plastic food animals that eventually killed due to choking, poisoning, or do not feel like eating because of feeling of fullness. In addition, nets, ropes, fish lines and hooks and eyes, and stuck a chain-foot by luck left many anglers also kill marine life.At least an estimated 77 tonnes of plastic waste disposed of each year based on the shipping industry. While the commercial fishing industry has been left 135 million pounds of plastic-based fishing gear and throw another 24 million pounds of plastic waste into the sea.This means that the sea has become garbage salt aways should be taken into account by waste from other sources, including region.9. While the issue is, a perishable plastic material is very difficult and may remain in the marine environment up to 450 years. The fact that toxic difficult to unravel due to the longer lif e expectancy than through the food web and cause the toxic cumulative poison marine animals, particularly shellfish.10. In Malaysia, the pollution of industrial waste that flows into the sea, especially in the industrial states of Penang, Selangor and Johor have to be considered.This is because the pollution could affect marine life and the next source of food and the traditional fishing economy. For example, topical anaesthetic shellfish contain heavy metals of lead and other toxic high up as case studies institute of higher learning (IPT) for local and foreign.In fact, many may recall, not long ago there were countries that had prevented the importation of shellfish from this country.11. Due to other shellfish farmers in Sungai Juru, Pulau Pinang, the main maker of cockles, it has been reported that half of the revenue losses due to dead shells, blocked or disabled as a result of sea water type in the state which is too bad. In fact, mussel farming is actually a branch of the major aquaculture countries, with production of 40,000 tonnes in 1991.SHIP POLLUTION12. Ships can pollute water slipway and oceans in many ways.Discharge of cargo residues frombulk carrierscan pollute ports, waterways and oceans. In many instances vessels intentionally discharge illegal wastes despite foreign and domestic regulation prohibiting such actions. It has been estimated thatcontainer shipslose over 10,000containersat sea each year (usually during storms). Ships also createnoise pollutionthat disturbs natural wildlife, and water from bracetanks can spread harmfulalgaeand otherinvasive species.13. Ballast watertaken up at sea and released in port is a major source of unwanted exotic marine life. Theinvasivefreshwater zebra mussels, native to the Black, Caspian and Azov seas, were probably transported to the Great Lakes via ballast water from a transoceanic vessel.Meinesz believes that one of the pip cases of a single invasive species causing harm to an ecosystem can be at tributed to a seemingly harmless jellyfish.Mnemiopsis leidyi, a species of comb jellyfish that spread so it now inhabits estuaries in many parts of the world. It was first introduced in 1982, and thought to have been transported to theBlack Seain a ships ballast water. The population of the jellyfish shot up exponentially and, by 1988, it was wreaking havoc upon the localfishing industry. Theanchovycatch fell from 204,000 tons in 1984 to 200 tons in 1993 spratfrom 24,600 tons in 1984 to 12,000 tons in 1993 horsemackerelfrom 4,000 tons in 1984 to zero in 1993.Now that the jellyfish have exhausted thezooplankton, including fish larvae, their poetry have fallen dramatically, yet they continue to maintain a stranglehold on theecosystem.14. Invasive speciescan take over once occupied areas, comfort the spread of new diseases, introduce newgeneticmaterial, alter underwater seascapes and jeopardize the ability ofnative speciesto obtain food. Invasive species are responsible for about $138 billion annually in lost revenue and management salutes in the US alone.OIL SPILL15. Oil spillscan have devastating effects. While being toxic to marine life,polycyclic aromatic hydrocarbons(PAHs), the components incrude oil, are very difficult to clean up, and last for years in thedown paymentand marine environment.16. Destructive effects of oil spills are very difficult to be identified.This is because the impact on marine life is not visible to the naked eye and do not cause immediate changes in the economy.17. The worst oil spill in the history of the oil tanker Exxon Valdez in 1989, which skint and spilled over 35,000 tons of crude oil in the waters of Prince Wiilian Sound in Alaska.Oil has not only includes more than 2,300 square kilometers of sea and even in the past three days, 50 percent of its oil off the coast of the precipitate. This resulted in the death of hundreds of thousands of marine life, including 13 percent of the population of seals, 28 percent of the populati on of sea otters, and up to 645,000 sea birds.18. Moreover, the fact that large-scale oil spill into one of the richest marine ecosystems with biodiversity of the world have caused an uproar roughly the world and caused many controversies. Whats more, studies show after 15 years of healing the affected area is still too slow.It is not worth the huge cost of U.S. $ 3 billion that was spent to clean up the spill.19. This shows that there is no method or technology for cleaning and conservation of large-scale oil spills after effective.This tragedy is proof that large-scale oil spill is destroyed.20. In addition, the Persian Gulf is the most polluted sea.One of the dozens of oil rigs destroyed bombarded during the Iran-Iraq War, for example, has shed a total of 172 tonnes of crude oil every day for almost three months. The biggest oil spill catastrophe in world history happened only a few years later during the 1991 Gulf War.This time around 800,000 tonnes of crude oil spilled causing over 570 kilometers of the coast of Saudi Arabia and oil cover the sea bed.21. Thus, after 16 years of awareness about the marine Kanwil publicized throughout the world, how we respond to this issue now?We forgotten that the role of the ocean as a supplier of basic human needs such as food, oxygen and greater water beyond the role of terrestrial ecosystems?EUTROPHICATION22. Eutrophicationis an increase in chemicalnutrients, typically compounds containingnitrogenorphosphorus, in anecosystem. It can result in an increase in the ecosystemsprimary productivity (excessive plant growth and decay), and further effects including lack of oxygen and severe reductions in water quality, fish, and other animal populations.23. The biggest culprit are rivers that empty into the ocean, and with it the many chemicals used asfertilizersin horticulture as well as waste fromlivestockandhumans. An excess of oxygen depleting chemicals in the water can lead tohypoxiaand the creation of adead zone.24. Es tuaries run for to be naturally eutrophic because land-derived nutrients are surd whererunoffenters the marine environment in a confined channel. TheWorld Resources Institutehas identified 375 hypoxic coastal zones around the world, concentrated in coastal areas in Western Europe, the Eastern and Southern coasts of the US, and East Asia, particularly in Japan.In the ocean, there are frequentred zoomalgae bloomsthat kill fish and marine mammals and cause respiratory problems in humans and some domestic animals when the blooms reach close to shore.25. In addition toland runoff, atmosphericanthropogenicfixed nitrogencan enter the open ocean. A study in 2008 found that this could account for around one trinity of the oceans external (non-recycled) nitrogen supply and up to three per cent of the annual new marine biological production.It has been suggested that accumulating reactive nitrogen in the environment may have consequences as serious as putting carbon dioxide in the atmospher e.ADAPTATION AND MITIGATION26. Muchanthropogenicpollutionends up in the ocean. Bjorn Jennssen (2003) notes in his article, Anthropogenic pollution may reduce biodiversity and productivity of marine ecosystems, resulting in reduction and depletion of human marine food resources (p. A198). There are two ways the overall level of this pollution can be mitigated either the human population is reduced, or a way is found to reduce the ecologic footprintleft behind by the average human. If the second way is not adopted, then the first way may be imposed as worldecosystemsfalter.27. The second way is for humans, individually, to pollute less. That requires social and political will, together with a shift in awareness so more people repute the environment and are less disposed to abuse it. At an operational level, regulations, and international government participation is needed. It is often very difficult to regulate marine pollution because pollution spreads over international barriers, t hus making regulations hard to create as well as enforce.28. Perhaps the most important outline for reducing marine pollution is education. Most are unaware of the sources, and harmful effects of marine pollution, and therefore little is done to address the situation. In tack together to inform the population of all the facts, in depth research moldiness be done to provide the full scale of the situation. Then this information must be made public.29. As expressed in Daoji and Dags research,83one of the reasons why environmental concern is lacking among the Chinese is because the public awareness is low and therefore should be targeted. Likewise, regulation, based upon such in-depth research should be employed. In California, such regulations have already been put in place to protect Californian coastal waters from agricultural runoff. This includes the California Water Code, as well as several voluntary programs. Similarly, in India, several tactics have been employed that patron reduce marine pollution, however, they do not significantly target the problem. In Chennai city, India, sewage has been dumped further into open waters. Due to the mass of waste being deposited, open-ocean is beat for diluting, and dispersing pollutants, thus making them less harmful to marine ecosystems.PROTECT30. In this country, establishing measures of Marine Park Malaysia as a marine protected area since 1994 through the Fisheries Act 1985 was seen as a good beginning for marine conservation efforts.So far a total of 40 islands of the richest marine biodiversity has been gazetted as marine parks and several more in the study. But the question is to what extent the effective implementation and enforcement of various regulations and laws to achieve the real objective to conserve the sea?Is the Department of Environment, Fisheries Department, Forestry Department, Department of Marine Park, the Customs Department, Malaysia Tourism, Municipal Councils, Marine Police and other work to manage and maintain the originality of a firm and sustainable ocean?31. Can the department officers of the shoots to the ground performing the tasks entrusted to protect and find ways to get the best manner of marine exploitation in the interest of humans in the future?32. The role is including restricting excessive harvesting of sea, to prevent fishermen from using prohibited fishing gear or illegal, blocking the smuggling and encroachment of foreign fishermen, to prevent the visitors, especially divers who steal and destroy coral reef ecosystems or interfere with the natural life.33. Method of Integrated Coastal zona Management (ICZM) is touted for almost 10 years ago, even the marine experts have been detailed by the local institutions of higher learning should be implemented immediately.Lt Mohd Hazfanizam bin Razali TLDM N/404473 menyertai perkhidmatan TLDM pada 20 Jun 2004. Dilahirkan di Bagan Serai, Perak.Diperjawatkan di KD PELANDOK sebagai Pegawai Seksyen Penyelidikan Pembangunan Kawalan Mutu Latihan.34. If we are really sensitive, this method should be done by applying the expertise of local universities are indeed marine of the best in Asia, in addition to strictly limit any development projects and new industries.

Emerging Technologies Of Century Computer Science Essay

Emerging Technologies Of Century Computer Science EssayThis publisher outlines the two emergent technologies and their impact on society and on business. Emerging engine room, the name it self implies the technologies that ar emerging or growing with time as result of researches in those technologies. Some of the emerging technologies be nanotechnology, cloud figure, biogenetics, robotics, artificial intelligence etc. Here we argon discussing two prominent emerging technologies of 21 century,* nanotechnology and* demoralise computing.Nanotechnology is a dominant technology in all areas in coming ten-spots. It will suck in revolutionary changes in health sciences, energy resources such(prenominal) as urine etc. Many business cheeks are interested in investing nanotechnologies to gain the fruit of the technologyCloud computing is a virtual emerging technology that increases the speed of the computing applications at lower costs. It permits us to perform unlimited application s and data storage either with in organization or oer internet. Now we discuss these two technologies in brief.IntroductionEmerging technologies are bringing revolutionary changes as because of festering in technology. In the present paper we are discussing brief about the two emerging technologies, cloud computing, nanotechnology. And in each technology a brief explanation of technology, its growth and applications is presented. And the discussion leads us to social and business impacts of both technologies in positive and negative faces with the evidence from statistical data. Lets start with the cloud computing.Cloud computingThe liking about the cloud computing is very complex. Of the several meanings, Lets go with one of the meaningful definition. What perfectly is a cloud computing? From its easiest form, the terminology, cloud will be a metaphor which originates from the symbol of cloud on a flowchart of the intercommunicate designer, which is indicating that the informati on about the packet will be sent all over the Internet.The term cloud computing encompasses more areas of tech, including software as a service, a software distribution method pioneered by Salesforce.com about a decade ago. It also includes bracinger avenues such as hardware as a service, a way to order storage and server capacity on demand from amazon and others. What all these cloud computing service have in common, though, is that theyre all delivered over the Internet, on demand, from massive data centers.While the cloud computing has been act as into IT jargon in the most recent days, the market at the consumer point of view is victimization more longer. More people in the united states are connecting to the Web services over the some variety of service with cloud service, containing web based emails. In the same manner, Google and Amazon are the largest companies which are using cloud from so many years. And as The Economist (Oct. 25 2008) notes, Firms that provide enterp rise software as a service (SaaS) over the Internet, such as Salesforce.com and NetSuite, have grown steadily. Fresh businesses, without any legacy funds to protect, and with the easiness which are presented by Information Technology resources which are being provided over the off-premise stance in metered quantity (as much or little as undeniable) and quality which are likely to find out the cloud facilities which are mainly appealing.Upton outright the conclusion is very clear for the customers in the enterprise. They are hesitating to invest large investments and want to have services from outside. Some of the barriers which may be needed to over go up are data availability, security, geographic location of programs, having small support of commercial ISV. Now days many MNC companies are struggling with old hardware, requirements of proponent and with very complex data centers. To overcome this situation they have to adopt a hybrid computing model called cloud computing.How to rush cloud mess to realitycloud computing means the computing which dynamically facilitates access to the measurable services, which are shared to each other in a entanglement that may be private or public. These services takes place from IT services which are basic ( like storage, power for computing etc. to computing services which is specific for industry (like logistics, healthcare and finance). In this cloud computing the storage is infinite and programs can be accessible anytime, anywhere.What could Cloud computing enables1) Previously new and fresh business models which were not implemented because of technical limitations in existing system.2) Business ideas which may need less consumption of computing power and stay measures.3) Information sharing without the very high coordination costs, reductions of cost and increase in some IT service responses to companies, governments and mostly for individuals.4) According to some studies cloud computing have good effect on econ omic progress.5) In future millions of new jobs can be get through Cloud computing because of the victimisation of many of tiny business.There are many doubts to develop cloud in any disruptive technology. Some doubts are about the delays to develop the cloud, and some doubts are the effect of privacy laws and restrictions.6) Some are concerned about the possibility of long delays or problems in the development and deployment of cloud.Four types of cloud players are emerging Providers of Cloud Amazon, Google and also dozens more and more they have their own set up of the hardware. Publishers of Cloud Vendors contribution web services ,SaaS, and application involution platforms for making cloud applications Enablers of Cloud Companies that make platforms, standards, tools, etc. enabling continuous grid computing in the cloud by providing the groundwork for inventiveness (SLAs) helper Level Agreements.GRAPH 1 MEMORY BENCH MARK DISK AND PERFORMANANCEImpact on businessMediation is a secret weaponThe enormousness of a intercession layer is not distinctive to cloud computing. From the provider changes the mediation of the is created by the enterprise. This is the most single perilous architecture improvement a company could make when the cloud is using, because that permits the inventiveness to alter on their self-terms and which is not be given by the exterior provider.Continue to consider service take managementMediation also helps a secondary key advantage, which of policy and affirm enforcement. Addition of mediation layer which offers the enterprise with the perceptibility into how the cloud computing will be used and and also controls to declare enterprising of standards. To determine optimizing business and determining the risk Visibility is critical. Mediation permits watching of the vendors servicing level contracts to happen that theyre transporting as assured in methods that are significant for the business.Keep a focus on securityReasonably, se curity has the information technology executives largest protest coupled with the cloud computing. All most all the noticeable mechanisms of safety with an external dealer apply, but the cloud computing enlarges the problem, and also the fear. To address the security over the cloud, the data safety must change up the load, the similar way that Information technology value will be done. Information technology wants to the assist on the data layer safety, meanwhile the subordinate layers are outside its controlling. Corporations that twitch the change to the cloud would find where security is being strongly feature with their setup stack at the network layers primarily, to the socket where it converts hard to mocker infrastructure and security apart. However, by touching to the cloud, the well level of mechanism through the network will be lost, and the security at the upper layers should take over. That should go without any aphorism that cloud computing is motionless immature. As a result, corporations should fudge putting the information which is in the cloud without having a facsimile elsewhere. Which is Just similar all the things else, stock in a possibility plan, plus interrogation the plan, is very critical.Impact on societyCloud computing which will have the considerable impact on the step of economic progress. Cloud computing might possibly donate almost a million fresh jobs from the expansion of numerous hundred thousand minor businesses in the next years. Cloud might also offer leap fogging growth chances to emerging nations.Nevertheless, as with any disorder technology, there persist so many questions and doubts about the surroundings in which cloud will develop. Some are troubled about the likelihood of extended stays or problems in the expansion and deployment of cloud. Others are broken about the possible control of cross border privacy laws or other controlling limitations. A strong, multi investor dialogue to measure together areas of ri sk and promise.Nano technologyNanotechnology makes use of materials of size less than 100 nanometers. In practical the width is about 1/800 of human hair and 1/70th of red crease cell diameter. The purpose of nanotechnology is to produce the materials in atomic scale. In coming decades nanotechnology brings revolutionary changes in computers in terms of speed, data storage. Nanotechnology is the principle of atom use of goods and services atom by atom, through control of the structure of matter at the molecular level. It entails the ability to build molecular systems with atom by atom precision, manageable a variety of nanomachines(Mick Wilson and et.al 2002 NANOTECHNOLOGY )Characteristics of nanotechnologyThe materials formed by nanotechnology exhibits different properties compared to conventional material. According to the arrangement of nano partials in a material, they exhibit different properties physically, chemically and biologically. In general, we cannot herald the mate rial properties by physics and chemistry. Electricity laws which hold good for big materials may not work for nonmaterial. For example a material acts as a conductor at its normal size and it may act as insulator at nano sizes.Rapid DevelopmentNano technology is emerging rapidly in 21 century. It was not in use until the year 1959.a magazine of science named the year 2001 as break through of the year. At present nanotechnology is composite in hundreds of different applications. NSF(national science foundation )expected nano services and materials will have $1 trillion market in business by 2015. Many countries are depended on nano technology because of its ability to produce products in different areas using nano technologies.ApplicationsIt has a wide range of application areas, which will help in increase human life standards in developing countries. Some important nanotechnology applications are* Energy production, storage and energy conversion* Agriculture productivity* Construc tion* nourishment storage and processing* Health applications such as diagnosis disease* Water purification systems* Health monitoring* Vector and pest detection control* Drug delivery system* Air pollution control.Impacts of Nanotechnology on societyEach technology has good and also adverse impacts on society. When coming to nano technology, it has potential drop to make revolutionary changes in people lives across the world. It helps in reducing global warming Fuel consumption is decreased by the fuel additives and water purification system with greater efficiency.Military services use these technology for detecting enemies and producing advanced weapons. In negative, it act as a weapon for terrorism. Terrorists make use of nano technology to produce toxic weapons. In medical sciences, diagnosis disease can treated by this technology. If the growth of this technology fallows the same flow, in future computer think as a machine. The life span of human will be increased as a resul t of desoxyribonucleic acid repair, improved improved drugs and medicines. ( Mihail C.roco and William sims binbridge,2001)Impact of nanotechnology on businessInnovations of new technology and developments in existing technologies will affect the economy of the country. As because of its demand and applications in wide areas such as medicine, electronics, computers etc., all countries around the world investing massively in nanotechnology.* In 2006, the amount spent globally for research and development in nano technology reached $12.4 billion, which is 13% more than invested in 2005.* The amount spent by the governments of all nations in the world is about $6.4 billion for the year 2006 where as for the year 2005 is $5.9 million. From the year 2005 to 2006 the investment growth is 10%.* Established business organizations spent $5.3 billion for research and development on nanotechnology in 2006. The growth is 19% from the past year 2005.* As because of growth, the nanomarket is expe cted $1 trillion for the year 2015.ConclusionsThe two emerging technologies namely cloud computing and nanotechnology is attracting the attention of the world by its rapid growth. In future cloud computing makes great changes in computer world. Internet and computer applications in future may be come simple than now. In coming decades we can expect revolutionary changes in the world which leads to nano size electronics instead of chips now we are using , medical nano applications change magnitude the lives of people. And it also shows impact on social life of human.ReferencesMihail C.roco and William sims binbridge,2001 NANO SCIENCE AND NANO TECHNOLOGY.Mick Wilson, et.al 2002 NANOTECHNOLOGIESMark ratner, Daniel ratner ,NANOTECHNOLOGYDr. james canton 1999, The statagic impact of nano technologyon the future of business and economics.http//www.mediaplanet.com/http//www.lifeissues.net/writers/irvi/irvi_32biotechnology.html

Realization in Welty’s A Piece of News Essay examples -- Welty Piece o

Realization in Weltys A Piece of NewsRubys death fantasy reflects the conflict between her wants, needs, and look in this Eudora Welty story. We first meet Ruby while she is coming in from a storm with a package of coffee wrapped in theme from a man from Tennessee. We find out later that she has a habit of hitchhiking and picking up men from Tennessee. Welty writes, When Clyde would make her blue, she would go out onto the road, some simple machine would slow down, and if it had a Tennessee license, the lucky kind, the chances were that she would spend the afternoon in the shed of the empty gin (14). When Ruby comes in out of the rain, both she and the package atomic number 18 soaking wet. After drying herself off a little by the fire, she spreads the wet newspaper on the floor and lies down. Soon, she looks at the newspaper and reads her name Mrs. Ruby fisher cat had the misfortune to be shot in the leg by her husband this week (13). Immediately, Ruby connects her husband, Clyd e to the crime, and she shouts out to him in the storm. However, she slowly realizes that it was unlike Clyde to take up a gun and shoot her (14). Nonetheless, she fantasizes about her funeral in a daydream, and when Clyde finally arrives home, she shows him the excerpt from the newspaper. Clyde vehemently denies the charges but, for a moment, is taken by Rubys assertion. In the end, Clyde proves to Ruby that the story cannot be about them because the newspaper is from Tennessee, and the storm rolls away to faintness like a wagon crossing a bridge (16). end-to-end the narrative, Rubys comings and goings are intimately connected to the storm outside. Specifically, the storm mirrors Rubys innermost thoughts and implies the cyclical nature of Rubys experi... ...s often a perfect mirror of the feminine personas place within society, an image of the enclosure and of its victims, and thus the transformed hero who has survived this layer of her unconscious mind is unlikely to be able t o reintegrate herself fully into normal society. (142)When Ruby mixes fantasy with reality she unlocks a way to understand her relationship with Clyde. But as a result of claiming that her fantasy is a reality, she is regarded as crazy by Clyde, the narrator, and perhaps, the reader. Hitchhiking, storm, green-world lover, confrontation with Clyde, and journey into the unconscious create a transformational journey, which brings Ruby to realization, resignation, and madness. Rubys inability to change her situation despite her psychological inroads into knowing precipitates her odd behavior and keeps her journey from being fully transformational.

Conflict and Ambiguity in The Short Happy Life of Francis Macomber :: essays papers

Conflict and Ambiguity in The Short Happy Life of Francis Macomber I recently read solemn Hemingways The Short Happy Life of Francis Macomber. This is a story some a thirty-five year old man, Francis Macomber who is on an African safari hunt with his wife, Margot. lead by his guide, Robert Wilson, Macomber tries to display his manhood by killing dangerous creatures. This in fact has the exact opposite effect when he humiliates himself by running from a wounded lion. Samuel Shaw stated in Earnest Hemingway, this is about much more than a hunting yarn, although it is that, too. It is a story that examines that elemental bases of the male-female relationship and the sources of human license and dependence (82). The situation is complicated when Margot sleeps with Wilson and Macomber knows about it. Macomber has another chance to prove himself when they go into an island of trees to shoot a wounded buffalo. This time he stands his ground and shoots repeatedly as the buffalo ch arges forward. Seeing the whole situation from the car Margot shoots at the last instant, and in a brilliant ending by Hemmingway, misses and hits Macomber right in the back of the head, leaving the reader to wonder, Did she mean to hit him? Prevalent in this story is Hemmingways use of the literary conventions conflict and ambiguity.Conflict is described by jam H. Pickering as, The struggle or encounter within the plot of two opposing forces that serves to create reader interest and suspense (1169). This is found all throughout this story. (1169) Macomber faces some(prenominal) internal and external conflict. The author displays conflict between Macomber and his wife He was very wealthy, and would be much wealthier, and he knew she would not emerge him ever now. That was angiotensin converting enzyme of the few things that he really knew His wife had been a great beauty and she was still a great beauty in Africa, but she was not a great enough beauty any more at home to be able to leave him and better herself and she knew it and he knew it. She had missed the chance to leave him and he knew it. If he had been better with women she would probably have started to worry about him getting another new, beautiful wife but she knew too much about him to worry about him either.