Tuesday, August 25, 2020

Raoul Wallenberg - The Holocaust Rescuer Essay Example | Topics and Well Written Essays - 2000 words

Raoul Wallenberg - The Holocaust Rescuer - Essay Example He loathed seeing chasing and murdering of creatures only for amusement and game (Handler, 1996). As a youthful Wallenberg went far and wide and picked up capability in English, German, Russian and French in addition to his local Swedish. He went to the University of Michigan for a long time where he took up design. In the wake of completing his degree he apprenticed in a Dutch bank situated in Haifa, Palestine. All through his a half year working in Palestine, he met Jews who fortunately escaped from Nazi Germany. The frantic, savage, and terrible stories they describe to him shocked and significantly influenced him not only in light of his empathetic nature, but since his incredible extraordinary granddad was a Jew (Handler, 1996). At the point when he returned to Sweden in 1936 he wanted to work in the order of engineering, then again, actually his American design didn't meet the models for such calling in Sweden. Henceforth over the resulting years he submitted himself in various undertakings. He was employed in 1941 as the outside salesman for a Central European Trading Company situated in Hungary. Hungary turned into a colleague of Germany in 1939 on the grounds that the Americans neglected to save the forlorn and innocent Jews who were oppressed under the Nazi system. Thus Sweden assented to send a unique delegate whose solitary target is spare the Jews from the insidious grasps of the Nazis. For this strategic Swedish individuals picked Raoul Wallenberg for the explanation that he communicated in German capably and understand the methods of the Nazis (Tokudome, 1999). Wallenberg detected that various Hungarian and German specialists were beginning to be fearful of post war reprisal for the horrifying wrongdoings they did to the Jews. He made the most of this chance and promptly got the Hungarian and German specialists to rethink their choices and activities through empowering them with scares and

Saturday, August 22, 2020

Explain the different reasons why we observe low levels of intake of Essay

Clarify the various reasons why we watch low degrees of admission of wellbeing miniaturized scale protection in many creating nations - Essay Example There is a general absence of trust about the protection part, with numerous individuals being under observation that the assets are either misused or utilized for individual additions. Absence of fundamental protection spread, for example, that of wellbeing has prompted challenge of tending to soundness of the populace, particularly in Africa. The paper will likewise give some proposal of what should be done to expand the take-up of wellbeing smaller scale protection in creating nations. Studies by the World Health Organization (WHO) shows that the take-up of medical coverage in many creating nations, particularly in Africa, stays low (Ahuja and Jã ¼tting, 2004). The circumstance stays a significant concern inferable from the reality cash based installment of wellbeing administrations is amazingly costly to larger part of individuals. This implies the greater part of them won't look for social insurance administrations from the proper wellbeing associations. In provinces, for example, Senegal, the conventional healers additionally assume a job in treating patients. The utilization of customary natural medication is likewise normal, as it is seen to be the least expensive methods for treatment. The take-up of protection is likewise connected with monetary, obliviousness, and absence of trust. The misappropriation of wellbeing reserves has disheartened the vast majority from taking protection. With the protection cost staying high in most African nations, the take-up is normal in the utilized populace. This owes to the way that the businesses is under commitments, in numerous African nations, to deduct medical coverage from the gross compensation. Absence of data about medical coverage, coupled by negative demeanor towards the framework has likewise been accused for the low admission (Dercon, and De Weerdt, 2006). For example, the vast majority of those living in the rustic territories are found to need medical coverage. The quantity of wellbeing offices in these territories are likewise not many, and miles from the individuals. One of the Millennium Development Goals (MDGs)

Saturday, August 1, 2020

Organic Mental Disorder Causes and Treatment

Organic Mental Disorder Causes and Treatment Theories Biological Psychology Print Organic Mental Disorder Causes and Treatment By Ann Logsdon Ann Logsdon is a school psychologist specializing in helping parents and teachers support students with a range of educational and developmental disabilities.   Learn about our editorial policy Ann Logsdon Medically reviewed by Medically reviewed by Steven Gans, MD on April 05, 2017 Steven Gans, MD is board-certified in psychiatry and is an active supervisor, teacher, and mentor at Massachusetts General Hospital. Learn about our Medical Review Board Steven Gans, MD Updated on February 03, 2020 Carsten Koall/Getty Images More in Theories Biological Psychology Behavioral Psychology Cognitive Psychology Developmental Psychology Personality Psychology Social Psychology Psychosocial Psychology An organic mental disorder is a dysfunction of the brain that may be permanent or temporary. It describes reduced brain function due to illnesses that are not psychiatric in nature.   Sometimes the term organic mental disorder is used interchangeably with the terms organic brain syndrome (OBS), chronic organic brain syndrome, or neurocognitive disorderâ€"this latter term is the one used more commonly now. Causes Organic mental disorders are disturbances that may be caused by injury or disease affecting brain tissues as well as by chemical or hormonal abnormalities. Exposure to toxic materials, neurological impairment, or abnormal changes associated with aging can also cause these disorders. Alcohol or metabolic disorders, such as liver, kidney or thyroid disease or vitamin deficiencies, may be factors, too. Concussions, blood clots, or bleeding in or around the brain from trauma may lead to organic brain syndrome. Low oxygen in the blood, high amounts of carbon dioxide in the body, strokes, brain infections, and  heart infections can lead to an  organic mental disorder as well. Degenerative disorders like Parkinsons disease, Alzheimers disease, Huntington disease, and multiple sclerosis may also be contributing factors. How Alcohol Damages the Brain Symptoms A person with an organic mental disorder  may have difficulty concentrating  for a long period of time. Others may get confused while performing tasks that seem routine to others. Managing relationships and collaborating and communicating with colleagues, friends, or family may also prove difficult. Overall, the severity of the symptoms  and the type of symptoms a person has vary on the cause of their disorder. Primary Symptoms ConfusionAgitationIrritabilityA change in behavior, impaired brain function, cognitive ability, or memory If you or your loved one is experiencing any of these symptoms, its important to seek medical care as soon as possible. A serious medical problem may have caused these symptoms to surface, and early intervention may be key. Diagnosis and Treatment Blood tests, spinal taps, or an electroencephalogram may be administered to diagnose organic brain syndrome or an organic mental disorder. Imaging of the brain, like a CT scan or MRI, is also useful, depending on a doctors suspicion. Treatments for organic mental disorders vary on what the underlying cause is. Medication may be prescribed or rehabilitation therapy may help patients recover function in the parts of the brain affected by the organic mental disorder. Find Treatment With an Online Therapy Program Complications While some organic mental disorders may only be temporary, others often get worse with time. Disorders that dont respond to treatment may lead the patient to lose the ability to function independently or to interact with others. In short, the chance of recovery or the outlook of a persons disorder depends on a number of factors, mostly what the cause is behind their impaired brain function. While the diagnosis of an organic mental disorder (or neurocognitive disorder, as it is now referred to) can be frightening, you are not alone, and there are ample resources available to help you or your loved one.

Friday, May 22, 2020

The Relationship Between Religion And Science - 1339 Words

Throughout modern times, philosophers have debated the relationship between religion and science. For example, the question has been raised whether science and religion give the same kind of knowledge, thus competing with one another. The alternate view is that they give different kinds of knowledge, thereby complementing one another. Galileo Galilei (1564-1642) was an Italian scientist who addressed this issue. A bit later, the English philosopher David Hume (1711-1776) similarly discussed the kinds of knowledge that can be obtained from religion and science. This paper will consider the views of Galileo and Hume on the subject and will argue that science and religion provide different kinds of knowledge. This does not mean that one side is right and the other side is wrong. Both science and religion are useful to human life. It is logical to conclude that science and religion are concerned with different kinds of knowledge. Science deals with facts that can be observed and measured. It focuses on the aspects of life that are within the grasp of human reason. Religion, by contrast, deals with spiritual matters that cannot be observed with the physical senses. One can have feelings about the existence of God and heaven, but one cannot use scientific methods to prove that these things exist. Whereas science is related to the thought processes of the rational mind, religion is based on faith. By definition, faith is something that cannot be understood rationally. This pointShow MoreRelatedRelationship Between Science And Religion Essay2131 Words   |  9 PagesThe relationship between science and religion as Western categories of thought has long been fraught with tension; academics suggest that the conflict between religion and science arose in the 17th century, as a result of the Galileo Affair, and continued into the 18th century Age of Enlightenment. Others, however, suggest that the dispute between the two systems of belief may even be traced as far back as classical antiquity. Even today, it is clear that tensions endure between academics unableRead MoreThe Relationship Between Religion And Science907 Words   |  4 PagesThe relationship between religion and science is indubitably debated. Barbour describes four ways of viewing this relationship (conflict, independence, dialogue--religion explains what science cannot, and integration--religion and science overlap). Gould presents a case in which religion and science are non-overlap ping magisteria (NOMA), that the two entities teach different things and therefore do not conflict. The subject of this essay is Worrall, who says that religion and science does conflictRead MoreThe Relationship between Science and Religion755 Words   |  4 Pages  The Relationship between Science and Religion   The relationship between science and religion will be analyzed in the following three aspects: conflict, compartmentalization and complementariness.   Conflict   An essential question on our own existence is bound to evoke our curiosity: where did we come from? Charles Darwin, in his theory of evolution, believed that human being was evolved from apes. However, the Genesis in Bible considered that human was created by God. Undoubtedly, it is impossibleRead MoreRelationship Between Science And Religion950 Words   |  4 PagesWithin philosophy, there has long been a question about the relationship between science and religion. These two systems of human experience have undoubtedly had a lot of influence in the course of mankind’s development. The philosopher Ian Barbour created a taxonomy regarding science and religion that has become widely influential. His taxonomy postulates that there are four ways in which science and religion are thought to interact. The four categories are: conflict, independence, dialogue, andRead MoreRelationship Between Science And Religion901 Words   |  4 Pagesstudy of consciousness bring s an interesting twist into the relationship between science and religion. Humans standalone from all other creatures because we are conscious, this indicates to some people that there has to be a higher power. When studying the evolution of humans, we find that we are so much more advanced than any other known creature on the planet. This article attempts to explain the relationship between science and religion and the few unexplained things in the universe that prove thereRead MoreThe Relationship Between Religion And Science1056 Words   |  5 Pages100 October 4, 2014 Western Individualism What is the relationship between religion and science? In his book, Consilience, Edward O. Wilson aims to find a unified theory of knowledge. Consilence also seeks to show how science is superior to and can replace religion. In this paper, I intend to show how Wilson understands this relationship and science as well as how. as well as show John Stuart Mill would agree or disagree with Wilson. Science â€Å"aims to save the spirit, not by surrender but by theRead MoreRelationship Between Science And Religion1159 Words   |  5 PagesThe relationship between the philosophies of science and religion has long been a contentious topic in both popular and scholastic discourse. While some individuals engaging in this debate suggest that the relationship between the two disciplines is one of direct opposition, others propose that the two disciplines are in fact compatible or too dissimilar to be in conflict. While this debate raged, certain academics attempted to find a way to solve the apparent conflict between science and religionRead MoreThe Relationship between Science and Religion814 Words   |  3 PagesWhen one thinks of religion, Christianity may come to mind. And when one talks about science, Galileo’s name will most likely be mentioned. The relationship between science and religion has had a long complex history. Both strived to answer and explain the way the world and the universe came to exist and why it functions the way it does. However, one subject relies on the supernatural world while the other on the physical world. Christianity, Judaism and other Western religions played a major roleRead MoreRelationship Between Science And Religion3252 Words   |  14 Pageshe relationship between science and religion is a very interesting and complex one, and has changed quite a lot over the course of human history. In order to competently understand this relationship, it is necessary to have a rudimentary knowledge of the fundamental methods and aims of each discipline. Though the relationship between science and religion has changed a lot over time, what has not changed is the fact that the two disciplines are diametrically opposed to each other in many ways, havingRead MoreRelationship Between Science And Religion1481 Words   |  6 Pagesmethod of inductive logic. Rene Descartes (1596-1650) allowed science and theology to each have the ir own sovereign realm. Conflicting ideas between science and religion began to develop during the nineteenth century. During the twentieth century people began to believe that all human knowledge was scientific knowledge. Research either proved or disproved theories of the earth’s origin. People began to question the supremacy of science on the basis of the very premises that brought it to power,

Sunday, May 10, 2020

Case Study Enron Scandal - 5642 Words

CASE 3 Enron: Questionable Accounting Leads to Collapse Once upon a time, there was a gleaming headquarters office tower in Houston, with a giant Tilted ―Eâ€â€" in front, slowly revolving in the Texas sun. Enron‘s suggested to Chinese feng shui practitioner Meihwa Lin a model of instability, which was perhaps an omen of things to come. The Enron Corporation, which once ranked among the top Fortune 500 companies, collapsed in 2001 under a mountain of debt that had been concealed through a complex scheme of offbalance –sheet partnership. Forced to declare bankruptcy, the energy firm laid off four thousand employees; thousand more lost their retirement saving, which had been invested in Enron stock. The company‘s shareholders lost tens of†¦show more content†¦Delivering bad news could result in the ―deathâ€â€" of the messenger, so problems in the trading operation, for ~ample, were covered up rather than being communicated to management. Enron Chair Ken Lay once said that he felt that one of th e great successes at Enron was e creation of a corporate culture in which people could reach their full potential. He said at he wanted it to be a highly moral and ethical culture and that he tried to ensure that people did in fact honor the values of respect, integrity, and excellence. On his desk was an Enron paperweight with the slogan ―Vision and Values.â€â€" Despite these intentions, however, ethical behavior was not put into practice. Instead, integrity was pushed the side at Enron, Particularly by top managers. Some employees at the company believed that nearly anything could be turned into a financial product and, with the aid of complex statistical modeling, :traded for profit. Short on assets and heavily reliant on intellectual capital, Enron‘s corporate culture rewarded innovation and punished employees deemed weak. ENRON’S ACCOUNTING PROBLEMS Enron‘s bankruptcy in 2001 was the largest in U.S. corporate history at the time. The bankruptcy filing came after a series of revelations that the giant energy trader had been using partnerships, called special-purpose entities (SPEs), to concealShow MoreRelatedEnron Essay1433 Words   |  6 Pagesthe Causes and Effects of the Enron Accounting Scandals Name: Do Minh Tam Class: MEP 100 Lecture: Karen Bird Date: December 24, 2010 Introduction Background From the 1980s until now, there have been a lot of accounting scandals which were widely announced on by media. The result of this situation is many companies were bankruptcy protection requests, and closing. One of the most widely reported emulation of accounting scandals is Enron Company. Enron Corporation is one of the largestRead MoreCorporate Fraud Has Taken The World By Storm For Over The Past Decade1479 Words   |  6 PagesThe biggest fraud cases to ever occur happened in 2001 and 2002 and since then fraud seems to be more and more common around the world. According to Forbes.com (n.d) the biggest fraud cases to ever occur was Enron, Bernard Madoff, Lehman Brothers, and Cendant, with Enron being the largest accounting scandal to ever take place. Prior to Enron’s fraud scandal coming to light in 2001, they were the seventh largest company in the United States by revenue, this was the same year Enron filed bankruptcyRead MoreEnron Scandal1477 Words   |  6 Pagesï » ¿Current issue: Scandals in auditing Enron Scandal 1. Introduction Accounting scandals are political or business scandals which arise with the disclosure of financial misdeeds by trusted executives of corporations or governments. These days, not too often, these scandals are splashed as headlines across media. Why? Because there are complex groups of stakeholders who might be seriously affected by the scandals. Enron scam was the most remarkable scandal in 20 centuries by their institutionalizedRead MoreFailure Of Responsible Management : Enron Corporation1645 Words   |  7 Pagesmanagement. The Enron Corporation is an example, because Enron event is the typical case for organization failure of responsible management In the end of 2001, Enron scandal has been disclosure, Enron stock prices slumped, and its financial tricks was exposed. The Securities and Exchange Commission (SEC) began survey of company s records. Enron’s auditor ‘Arthur Andersen ‘destroys relevant documents. (Ailon, G. 2011) Enron was bankruptcy in December 2001, and became the largest bankruptcy case in AmericanRead MoreEnron and Worldcom Case Study1225 Words   |  5 PagesEnron and WorldCom Case Study This report is based on the demise of Enron Corporation and WorldCom. Both the firms are demised due to the ethical lapses. These ethical lapses come into existence when managements of the firm, uses unethical practices to accomplish the goals of the firm. Maintaining financial and accounting standards in the business practices are necessary. The profession of accounting has become a mockery due to the accounting scandals that took place all over the world in theRead MoreThe Ethics Of The Enron Case1407 Words   |  6 PagesThe Enron case is a very popular case to show how the profession of accounting is vital to make the corporate world of business flow reliably. Enron was recognized as one of the world’s major electricity, natural gas, communications and pulp and paper’s company. However Enron was found to record assets and profits at inflated, fraudulent and non-existent amounts. Debts and losses were found to be excluded from financial statements along with other m ajor transactions between Enron and other companiesRead MoreEnron Case Study Summary976 Words   |  4 PagesEnron Case Study The case of Enron is a fascinating one. United States is a country where auditing and accounting principles are so strong. How can something take place on such high level in the United States? The Enron case demonstrates the need to reform the accounting and corporate governance practices in the United States. Moreover, the Enron case made government officials to pay close attention to deregulated energy market. Some of the aspects that struck me are discussed below. One of theRead MoreEnron and Parmalat973 Words   |  4 Pages Managua, Nicaragua Sept 28th, 2013 ENRON Background In 1985 Kenneth Lay merged his company, Houston Natural Gas, with Nebraska’s InterNorth to create the Enron; a company to be the biggest natural gass corporation to exist in the U.S. During the 1980’s, under the presidency of Ronald Raegan, there was a considerable lack of regulations regarding the energy markets, thus allowing the company to buy and sell contracts for a delivery at some time in the future. By 1990 Jeffery Skilling joinedRead MoreCorporate Culture Of Enron And Bankruptcy1327 Words   |  6 PagesIntroduction The case study is about Enron and about their biggest failure that lead the company towards bankruptcy. Enron got bankrupt to the extent that was no point of returning back and reversing its wrong doings. The only thing that the company had to think about was how to return the losses of its creditors. Enron Corp. was left with $12 billion in assets which was to be distributed among more than 20,000 creditors. Around 80% of creditors of Enron backed the long-awaited reorganization planRead MoreEnron Case Study Analysis1699 Words   |  7 PagesBusiness Strategy Enron Case Study 09/08/12 Enron Case Study: From Company to Conspiracy 1. What is the History of Enron, and what current situation does it find itself in? Enron was created by a combination of companies. These companies were Houston Natural Gas and InterNorth. These companies were merged together in July 1985. CEO of Houston Natural Gas, Kenneth Lay became chairman and CEO of the combined company. This happened in February 1986. The company changed its name to Enron on April 10th

Wednesday, May 6, 2020

Energy Situation In Pakistan Environmental Sciences Essay Free Essays

string(28) " its coal militias at Thar\." Pakistan has been enduring from energy crisis since the last few old ages, which has earnestly affected its people. The power sector of Pakistan suffers from a serious deficit of up to 5000MW ( USAID Pakistan: Energy Efficiency and Capacity, 2012 ) .The spread between demand and supply has been invariably widening. We will write a custom essay sample on Energy Situation In Pakistan Environmental Sciences Essay or any similar topic only for you Order Now Peoples are passing insomniac darks in summer. Load casting has become an issue of all the people. Where the rich people can afford UPS and generators, the hapless 1s can merely afford to bear the effects of power outage. Apart from personal jobs of the people, acute power outages have earnestly paralyzed the commercial and economic activities in the state and are making many hurdlings in development of the state. If we examine the present energy profile of Pakistan, it is run intoing its energy demands from different beginnings. Pakistan is bring forthing 48 per centum of its electricity from gas, 33 per centum from hydel power, 17 per centum from oil, two per centum from atomic and one per centum from coal. If we examine the figures, it is clear that Pakistan is underutilizing its natural resources to bring forth electricity. We have failed to work those resources that nature has bestowed upon us. We have non decently tapped our natural resources, even though we could hold met our energy crisis by making that and it is clip we look at this facet with unfastened eyes before the state of affairs gets wholly out of manus doing the hereafter coevalss to endure the rough effects. Energy used by Pakistan and spread between its demand and supply: Energy usage refers to utilize of primary energy before transmutation to other end-use fuels, which is equal to autochthonal production plus imports and stock alterations, minus exports and fuels supplied to ships and aircraft engaged in international conveyance ( TheWorldBank, 2012 ) . In footings of per capita ingestion Pakistan ranks comparatively low – 164 out of 217 states ( CIAWorldFactbook, 2003-2011 ) . Energy utilizations and national income per capita are straight related, because energy ingestion is critical to the development of an industrial economic system. In malice of being at the lower terminal of the word-wide energy devouring spectrum, Pakistan faces serious troubles in carry throughing its energy demands due to even lesser supply than the demand of energy. The Government estimates that energy demand will go on to turn during the following two decennaries, with Pakistan necessitating an estimated extra 35,000 MW of power coevals capacity by 2020. Based on th e analysis, the expected new power coevals build out will be about 7,700 MW of extra capacity by 2020, go forthing a spread of over 27,000 MW. In a nutshell, supply rate is neglecting to maintain in sync with the increasing demand rate owing to industrialisation, growing in agribusiness and services sectors, urbanisation, lifting per capita income and electrification of rural and urban countries. Possible solutions to the job of Energy crisis: In order to do up for the shortage and acquire the state out of a serious energy crisis that it is soon facing, both short-run and long-run policy enterprise are needed that enhance the state ‘s capacity to run into its demands. The possible solutions to the energy deficit can be divided into three chief types: 1. Conservation of present energy beginnings This includes cut downing inordinate ingestion of electricity and hence conveying down the demand for energy. This is short term step that can significantly cut down on the burden during peak demand periods by salvaging electricity. Conservation includes alterations in life style as good installing of energy efficient devices, edifice patterns and electricity distribution and direction programs that optimize the supply when the demand is at its extremum. 2. Importing more energy Another option to assist increase the energy base of the state is depending on more imported fuel. At present Pakistan meets 75 % of its energy demands by domestic resources including gas, oil and hydroelectricity production. Merely 25 % energy demands are being managed through imports. Presently, programs are underway for importing gas from cardinal Asia. However, this scenario is besides certain to hold a negative impact on Pakistan ‘s balance of payments and hence a more reliable and sustainable beginning of energy is required. 3. Investing in autochthonal renewable and non renewable energy beginnings The 3rd option for Pakistan is developing its autochthonal capacity to use the untapped potency of its fuel militias. There is important room for development in all resources including oil, gas, coal and hydel – provided that the proficient and commercial restraints associated with the public-service corporation of these resources are overcome. Coal as a new enterprise for Pakistan: Despite being a non-renewable energy beginning, surveies indicate that coal is traveling to play a really important function in the planetary energy scenario during the following two centuries. Harmonizing to an IEA study, coal usage is likely to turn from 41 % to 44 % , as a beginning for power coevals, by 2030 due to energy security and monetary value volatility. On the other manus, the portion of coal as a beginning of electricity bring forthing fuel in Pakistan bases at a meager 0.1 % in comparing to the universe norm of 41 % . Given the crisp rise in the oil monetary values in the international market every bit good as the fast depletion of Pakistan ‘s gas militias due to increased demand, it is imperative that Pakistan look towards alternate beginnings of energy including coal. There are a figure of advantages pointed out in favour of this development. These include: Abundance and security of supply. Energy denseness comparable to other beginnings of thermic power. Relatively easier to develop. The excavation and power production engineerings exist and merely an infrastructural development is required prior to their execution Handiness of clean coal engineerings and ways to minimise environmental jeopardies These are the grounds why Pakistan looks towards inventing a feasible scheme for the development of its coal militias at Thar. You read "Energy Situation In Pakistan Environmental Sciences Essay" in category "Essay examples" THARPARKAR COAL MINES: The majority of Pakistan ‘s autochthonal coal resources lie in Sindh. The largest modesty, 175 billion metric tons of lignite coal, is located in the Thar Desert of Sindh. Thar coal is yet to be developed for excavation and power coevals. The development of the Thar resources would supply. The electricity coevals potency of 100,000 MW based on estimated ingestion of 536 million metric tons of coal per twelvemonth, could be a important fuel resource used for proviso of coal base burden capacity in the system supplementing gas based capacity. Further, usage of Thar militias for power coevals would assist in cut downing inordinate trust on imported fuel thereby cut downing the force per unit area of balance of payments in the state. The entire estimated militias in Thar field including measured and conjectural are about 175 billion metric tons. The existent mensural militias are 2.7 billion tones, the oil equivalent of which is 6.59 billion barrels. The oil equivalent of 175 billi on metric tons of coal is about 427 billion barrels. The coal Fieldss cover a entire country of over 9000 sq.km in the Tharparkar desert. The field is covered by sand dunes that extend to an mean deepness of 80 metres. Below that is a bed of sandstone and siltstone which extends from 11m to 127m in thickness. Further underneath are variable sedimentations of clay rock resting on the Bara formation in which coal is embedded. The beds of coal scope in thickness from 0.20m to 22.81m ; the maximal thickness widening up to 36m in certain topographic point. The coal seam itself is present at a deepness of between 114-203m. The chief beginning of H2O in Thar is groundwater. The groundwater is present in three chief aquifers at changing deepnesss. The mean deepnesss are 50m, 120m and more than 200m which means that at least one aquifer is located in the coal bearing zone and will back up the mining/extraction processes ( GovernmentofSind, 2008 ) . Quality of Coal Coal quality and its contents have serious effects on the efficiency of the power workss in which it is used and besides on the grade of pollution that is created as a effect of electricity coevals. The coal found in Thar is lignite holding a lower warming value as compared to other types which makes it suited for electricity coevals. Its power coevals capacity is 10,289 MW. The brown coal at Thar has a heating value of 6200 – 11,000Btu/lb. Other of import constituents of the coal and their proportion are: Carbon ( 19.35-22 % ) , Ash ( 5.18-6.56 % ) , Moisture ( 43.24-49.01 % ) , Volatile affair ( 26.5-33.04 % ) and Sulphur ( 0.92-1.34 % ) . Production of electricity from coal: Some of the methods of production of electricity from coal are as follows: Pulverized Fuel ( PF ) engineering: In this procedure, coal is reduced to ticket pulverization signifier, stored and so transported by air to the burner as coal air mixture for burning. This method involves direct combustion of the coal to bring forth heat that is used to bring forth steam from H2O to turn conventional steam turbines. It is a straightforward technique but direct combustion of coal increases the external costs of energy by let go ofing nursery gases and other toxic oxides and fouling particulate affair into the ambiance in big sums. The efficiency of such a system is merely approximately 33 % . Fluidized Bed Combustion ( FBC ) engineering: Fluidized-bed burning ( FBC ) engineering is a type of burning procedure in which the solid coal is suspended on jets of air. In this manner, more efficient commixture of gas and solids occurs, taking to more efficient heat transportation. The low temperature demand for burning reaction is one of the primary advantages because it reduces the formation of toxic azotic oxide. Additionally, FBC engineering causes inexpensive and easy remotion of sulfur dioxide during burning in comparing with the â€Å" stack scrubber † engineering. Furthermore, add-on of other solid fuels ( such as biomass ) along with the coal can besides be supported by FBC into the reaction mixture.A Coal Gasification ( CG ) technology/IGCC: IGCCA ( Integrated Gasification Combined-Cycle ) A with Carbon Capture and Storage ( CCS ) engineering allows coal to be used to bring forth power as flawlessly as natural gas. IGCC engineering has three basic constituents. In the gasification stage, heat, force per unit area, pure O and H2O are used to interrupt char down into its constituent parts and change over it into a clean man-made gas ( syngas ) .The syngas is cleaned before it can be converted into utility natural gas ( SNG ) which finally fuels the power turbines. Staying particulates are removed from the syngas in the particulate scrubber. Carbon monoxide is converted to carbon dioxide ( CO2 ) by adding steam in displacement vas. The gasification procedure makes it possible to capture most of the quicksilver, sulfurA and C dioxide ( CO2 ) in the syngas. The captured CO2A will be transported via grapevine for usage in enhanced oil recovery or storage in a saline geologic reservoir. The IGCC works so converts the syngas into utility natural gas ( SNG or methane ) , through a procedure called methanation. The SNG, which is comparatively high in energy content, powers two gas turbines. Excess heat contained in the fumes from those turbines so heats H2O to power a steam turbine. The higher energy content of the SNG ( as compared with syngas ) improves the efficiency of the power production. This combined rhythm ends up heightening the power works ‘s efficiency up to 60 % .Gasification is the engineering that most power workss are switching towards global and Thar Coal development is besides expected to construct IGCC workss for an environmental friendly procedure of coevals of electricity. The electricity to be produced from the coal gas would be about Rs. 4 per unit. Environmental Analysis: The beginnings of air pollution from coal based power workss fall include C emanations, particulate affair and other nursery gases and toxic oxides. Carbon emanations and other green house gases such as methane and N oxides are of import from the clime alteration perspective whereas toxic oxides and volatile particulate affair pose wellness jeopardies if the human population is exposed to certain degrees. In add-on to these quicksilver and other heavy metals are released which are linked with both neurological and developmental harm in worlds and other animate beings. Fly ash and underside ash are residues created when coal is burned at power workss. In the yesteryear, fly ash was released into the air through the smokestack, but now most of it is captured by pollution control devices, like scrubbers. The chief beginning of groundwater pollution is from the belowground processes that are carried out in the locality of aquifers in order to pull out coal or syngas. This affects the quality of groundwater and besides reduces its measure. It should be kept in head that land H2O is the lone beginning of H2O for the people of Thar. Dirt and Land pollution is a consequence of the excavation procedure itself as it may go forth the land non useable for agricultural or business by life because of drastic alterations in the surface or deposition of harmful affair in the dirt. Clean coal engineering and cut downing the harmful impacts of coal excavation: Clean coal technologyA is a aggregation of engineerings being developed to cut down the environmental impacts ofA coalA energy coevals. Some clean coal engineerings purify the coal before it burns. One type of coal readying is coal rinsing. It removes unwanted minerals by blending crushed coal with a liquid and leting the drosss to divide and settle. Other systems control the coal burn to minimise emanations of S dioxide, N oxides and particulates.A Wet scrubbers, or flue gas desulfurization systems, take S dioxide, a major cause of acid rain, by spraying flue gas with limestone and H2O. Low-NOx ( nitrogen oxide ) burnersA cut down the creative activity of N oxides by curtailing O and pull stringsing the burning process.A Electrostatic precipitatorsA take particulates that aggravate asthma and do respiratory complaints by bear downing atoms with an electrical field and so capturing them on aggregation home bases. GasificationA avoids firing coal wholly. With incorporate gasification combined rhythm ( IGCC ) systems, steam and hot pressurized air or O combine with coal in a reaction that forces C molecules apart. The resultingA syngas, a mixture of C monoxide and H, is so cleaned and burned in a gas turbine to do electricity. Carbon gaining control and storageA is the most promising clean coal engineering. In order to detect the most efficient and economical agencies ofA C gaining control, research workers have developed several engineerings. One of them, flue-gas separation is a technique thatA removes CO2 with a dissolver, strips off the CO2 with steam, and condenses the steam into a concentrated watercourse. The CO2A can so be sequestered, which puts CO2A into storage, perchance belowground, in such a manner that it will stay at that place for good. Flue gas separation besides renders commercially useable CO2. Another procedure, A oxy-fuel burning, burns the fuel in pure or enriched O to make a flue gas composed chiefly of CO2 and H2O which saves the energy required for dividing the CO2 from other flue gasses. A 3rd engineering, A pre-combustion gaining control, removes the CO2 before it ‘s burned as a portion of a gasification procedure. The CO2 removed can be stored in geologic or pelagic reser voirs from where it ca n’t come in the ambiance. A DepletedA oilA or gas Fieldss and deep saline aquifers safely contain CO2 while deep belowground coal seams absorb it. A procedure calledA enhanced oil recoveryA already uses CO2 to keep force per unit area and better extraction in oil reservoirs. All signifiers of CO2 storage require careful readying and monitoring to avoid making environmental problemsA Reuse and recycling can besides cut down coal ‘s environmental impact. Land that was antecedently used for coal excavation can be reclaimed for utilizations like airdromes, landfills, and golf classs. Waste merchandises captured by scrubbers can be used to bring forth merchandises like cement and man-made gypsum for drywall. How to cite Energy Situation In Pakistan Environmental Sciences Essay, Essay examples

Wednesday, April 29, 2020

Reflection in the Skies free essay sample

Most childrens first words range from primal grunts to sweet mumblings that resemble human names, but my first word was thunder. From the very beginning, I have been captivated with the sky and its ever-changing canvas of blues and grays, creams and milky whites. I am tuned into the rhythms of rainfall, the dance of snowflakes and the flutter of clouds across the sky. One can always find me gazing out my window hoping that the storms most people dread actually come my way. I remember setting up my own storm-viewing station in the garage the year Connecticut was in the direct path of Hurricane Bob. The weather channel became my program, and I was a third-grader mesmerized by weather forecasts and terminology. A few years later, in the middle of a blizzard, I remember running wildly up the stairs to tell my parents we were in an upper level low. We will write a custom essay sample on Reflection in the Skies or any similar topic specifically for you Do Not WasteYour Time HIRE WRITER Only 13.90 / page Since then, both my vocabulary and interest have matured, but I still have my dog-eared cloud chart by my bed. After so many years of standing guard at the window, straining to hear the low roars crawl through the sky, I am struck by the many ways I am a thunderstorm. Contrary to what this may seem to suggest, I am neither volatile nor explosive. Rather, I am a presence that others can sense, always ready to contribute my thoughts. I am told I have a passion for living because I am always the one who laughs the hardest and enjoys each moment. I am exceedingly strong-willed and independent, not afraid to express opinions or open my heart. I feel most alive when engaged in conversations that require persuasion or debate, and most powerful when others challenge me. And, while I fight to support my beliefs with the ferocity of an unrelenting storm, my winds of dissent quell easily when I encounter clear and reasoned counterpoints. My love of learning has grown recently; I entered high school an average student, but am leaving a serious scholar. While thunder and I are alike in many ways, we have our differences, too. Thunder tends to strike suddenly with bombastic blasts, then dissipate and stop as abruptly as it started. In contrast, I am not unpredictable, not just a burst of energy followed by a complete silence. My path is fixed and I am steady as I move along my charted course. As I advance, there is an unmistakable pattern to my movements, based on my unyielding desire to question and to know. Thunder has also taught me lessons about life and has had a humbling effect on me. Its loud blasts are powerful announcements that suggest the vulnerability of humankind and the existence of a force greater than us. With every passing storm, I am reminded that God is a guiding energy, stronger than any earthly conflict I face. I look ahead with confidence because of His presence and my own will to soar. Just as the clouds begin their elegant sweep across the sky, the leaves quiver as if they have felt a chill, and as the scent of rain sweetens the air, I, too, am just beginning. When I look at clouds overhead, I see them filled with opportunity and a rain that can only help to make me grow.