Topic: The causes and effects of air pollution Air pollution is a serious problem facing by many countries now. Air pollution is the presence of abnormal concentration and abnormal constituents in air. The quality of the air has been deteriorating in urban areas‚ we hard to get a healthy life with fresh air. The air is being polluted by smoke‚ harmful gasses‚ dust articles and others. Therefore‚ there are three main factors that caused air pollution which are exhaust gases from cars‚ uncontrolled
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Air Pollution Alicia Goodman Environmental Science – EVS1001 June 18‚ 2011 Instructor: Angie Edwards AIR POLLUTION Air pollution is the biggest problem we as government face today. The problem arose during the industrial revolution and has just gotten worse since then. However‚ the industrial revolution brought many great changes to the world; better transportation‚ cheaper merchandise‚ and has made our life better. In the beginning of the industrial revolution‚ the problem of pollution
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Place INDOOR AIR POLLUTION Children’s Health and the Environment WHO Training Package for the Health Sector World Health Organization www.who.int/ceh July 2008 version 1 Indoor Air Pollution Indoor LEARNING OBJECTIVES LEARNING TO UNDERSTAND‚ RECOGNIZE AND KNOW: Hazards of indoor air pollution to children’s health Different toxicants in indoor air‚ according to sources‚ settings and activities Characteristics and issues relating to indoor air pollution in industrialized
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Name: He‚Shuyao Date: Feb‚ 14th Course: Problem solution Final Draft Air Pollution There is no need to recount the litany of how serious the environmental problem. Just think of the gloomy sky and the bad air‚ and you will know how urgent it is to protect our environment. However‚ few people will react to it in actions. For instance‚ many people know that the increasing car use has generated various air pollution problems‚ but they prefer buying their own cars. Because they think cars are convenient
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Air Pollution * Pollutants enter the air from various sources‚ but burning of fossil fuels contributes the most to air pollution. * Exhaust fumes from vehicles contains soot (tiny carbon particles)‚ lead (from cars using unleaded petrol)‚ carbon monoxide‚ oxides of nitrogen and hydrocarbons due to the incomplete combustion of fossil fuels. * Burning of fossil fuels in the combustion engines of vehicles and electrical power stations also releases large amount of carbon dioxide into the
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officer Environmental Protection Department 33/F-34/F Revenue Tower 5 Gloucester Road Wan Chai Dear Sir/Madam‚ I am writing to inform you of my dissatisfactory with the poor air quality long existing in Hong Kong. Fuelled by the pollutants from power plants and vehicles‚ and made worse by the regional pollution‚ Hong Kong in most of the days seems wrapped in a grey shroud to a point that‚ you cannot make out from the Central waterfront the buildings on the other side. Urban area is routinely
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Air pollution is the introduction into the atmosphere of chemicals‚ particulates‚ or biological materials that cause discomfort‚ disease‚ or death to humans‚ damage other living organisms such as food crops‚ or damage the natural environment or built environment. The atmosphere is a complex dynamic natural gaseous system that is essential to support life on planet Earth. Stratospheric ozone depletion due to air pollution has long been recognized as a threat to human health as well as to the Earth’s ecosystems
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Air pollution in India is a serious issue with the major sources being fuelwood and biomass burning‚ fuel adulteration‚ vehicle emission and traffic congestion.[1][2] India has a low per capita emissions of greenhouse gases but the country as a whole is the third largest after China and the United States.[3] A 2013 study on non-smokers has found that Indians have 30% lower lung function compared to Europeans.[4] The Air (Prevention and Control of Pollution) Act was passed in 1981 to regulate air
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EARTH The earth is 4.5 billion years old. The Big Bang theory says that there was an explosion caused by the crash of matter which created our Solar System. Millions of years ago‚ during the Paleozoic era‚ the seven continents formed one single super-continent‚ from which they later detached driven by endogenous forces. Mankind appeared on Earth 30000 years ago. According to Darwin organisms which adapt the best to the environment they live in‚ survive the longest. Mankind become the dominant
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ENERGY RESOURCES Energy is defined as ‘the capacity to do work’. Sun is the primary source of energy. Joule is the standard unit of energy in SI units. Energy utilization is an index of economic development‚ which does not take into account of ill effects/damage on to environment. From 1900 to 2000 population increased by 3 times while energy consumption by 14 times! Energy Resources All energy sources ultimately come from the sun‚ the moon or the earth. Sources of Energy Solar
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