is called air pollution. We know that air is an important element of our environment. But it is a matter of great regret that it is being polluted day by day in different reasons. Causes of Air pollution: There are different kinds of reasons of air pollution. The causes of air pollution are described below. 1. Using poison in agriculture: In agricultural sectors‚ farmers often use insecticides‚ pesticides and fertilizers etc. These get mixed with air and causes air pollution. Besides‚ Ammonia
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Introduction Health Effects of Air Pollution (Author) (Institution) Air pollution could affect the climate‚ the environment‚ and human health. Among these areas‚ the health is the main focus of this (Thomson Scientific‚ 2005). Polluted air may contain one or more hazardous substances that affect human health. The term of measurement for this is ``particulate matter ’ ’ or the number of particles of potentially hazardous substances as percentage of air. This includes a wide range of pollutants
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Water Pollution and Its Effects on the Environment Water is probably the most important resource we as people have. Humans can survive without food for several weeks‚ but without water we would die in less than a week. On a slightly less dramatic note‚ millions of liters of water are needed every day worldwide for washing‚ irrigating crops‚ and cooling industrial processes‚ not to mention leisure industries such as swimming pools and water-sports centers. Despite our dependence on water‚ we use
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Electronic commerce and the Internet: issues‚ problems‚ and perspectives.‚ International Journal of Information Management‚ Vol.18‚ No 2‚ pp. 91-100. * Jahanshahi‚ A.‚ Rezaei‚ M.‚ Nawaser‚ K.‚ Ranjbar‚ V.‚ & Pitamber‚ B. (2012). Analyzing the effects of electronic commerce on organizational performance: Evidence from small and medium enterprises. African Journal of Business Management‚ 6(15). * Pierre JR‚ Timothy MD‚ George SY‚ Gerry J (2009). Measuring Organizational Performance: Towards Methodological
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Complaint letter You are a student at an English language school in Brighton and are living in private accommodation with other flat mates. You have not had hot water or heating for some time. The landlord’s workmen have tried to fix the problem but without success. Write a letter to the landlord. In your letter: state your reason for writing describe the problems and explain how you feel propose a solution and risk the landlord to take action Model answer: Dear Mr. Jones‚ I am one of the
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"Pollution affects two essential aspects of our planet: air and water. Although their pollutants are emitted in different ways‚ they both harm all living organisms. Air pollution is predominately emitted through the exhaust of motor vehicles and the combustion of fossil fuels‚ whereas water pollution is the result of industrial waste and environmental accidents. Our society knows that pollution is harmful and a serious problem for Earth but generally people don’t care. Nevertheless everybody needs
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information. A peasant farmer is an agricultural worker who is primarily engaged in farming and has a lower standard of living than the others. Families are mostly required to help in this farming practice because the farmer can’t afford to pay other people so therefore‚ the children and other relatives are used. Several types of crops are grown here as farmers don’t have the money to focus on one main crop. Another disadvantage in small farming is that farmers are too poor to afford fertilizers so where
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IELTS Secret Key #1 - Time is your greatest enemy Monday‚ 23 April 2007 To succeed on the IELTS‚ you must use your time wisely. Many students do not finish at least one module. The table below shows the time challenge you are faced with: Module Total time Questions Time for each question Listening 30 min 40 .75 min Reading 60 min 40 .67 min Writing 60 min 2 30 min Speaking 11-14 min N/A N/A As you can see‚ the time constraints are brutal. To succeed‚ you must ration
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HỢP CÁC ĐỀ THI IELTS TẠI VIỆT NAM NĂM 2013 21/12/2013: Scientists tell us that some activities are good for health and others are bad. Despite knowing that‚ millions of people still continue doing unhealthy activities. What are the causes and what are the solutions for this? 14/12/2013: In many countries‚ young people leave rural areas to study or work in cites. What do you think are reasons of this ? Do you think the advantages outweigh the disadvantages? 12/12/2013: People nowadays are
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Causes And Effects Of Noise Pollution Noise can be defined as an unwanted or undesired sound. Decibel is the standard unit for measurement of sound. Usually 80 db is the level at which sound becomes physically painful. And can be termed as noise. Humans‚ animals‚ plants and even inert objects like buildings and bridges have been victims of the increasing noise pollution caused in the world. Be it human or machine-created‚ noise disrupts the activity and balance of life. While traffic dons the
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