used in the study of air pollution are introduced. lsointroduced are a brief history of air pollution‚ its regulation‚ and trends of its ambient concentrations and emissions. Keywords: Anthropogenic‚ biogenic‚ geogenic emissions biogenic‚; primary and secondary pollutants; criteria‚ hazardous‚ radioactive‚ indoor pollutants; sulfur smog‚ photochemical smog; UN-ECE‚ US-EPA‚ Clean Air Act. Air pollution spreads easily as it travels into the atmosphere. People get exposed to air pollution not just
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weather here in Texas has completely changed from what you had seen last time. Last month I travelled to North Africa‚ Southwest Asia‚ and Central Asia. The life lived by the native people of that country if completely different from what we live. Let me give you a complete idea of that location. Firstly‚ as you know that North Africa‚ Southwest Asia‚ and Central Asia is located near the equator which makes it experience a tropical type of climate. The climate of that place has the major impact
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Figurative language Defining Type of figurative Examples of figurative language 4 Implications for teaching 3 Samples activities 3 “used in some way other than the main or usual meaning‚ to suggest a picture in the mind or make a comparison” (Longman Dictionary of English Language and Culture 1992: 475). Metaphor My love is a rose Rose Love Qualities of the rose Beauty Fragance Softness Carry over Qualities of the love Beauty Fragance Softness
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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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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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gNationalism in Southeast Asia before the Second World War never had a chance to succeed in the first place.h How accurate is this statement? The nationalists in Southeast Asia before the Second World War had achieved little in terms of gaining political concessions and constitutional reforms from the colonial powers so as to secure autonomy. While it is true that the nationalists faced many obstacles from the start (for instance the repressive measures taken by colonial powers to minimise
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ECONOMIC LIFE OF ASIA The economy of Asia comprises more than 4 billion people (60% of the world population) living in 46 different states. Six further states lie partly in Asia‚ but are considered to belong to another region economically and politically. As in all world regions‚ the wealth of Asia differs widely between‚ and within‚ states. This is due to its vast size‚ meaning a huge range of differing cultures‚ environments‚ historical ties and government systems. The largest
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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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