Air is the name given to atmosphere used in breathing and photosynthesis. Air supplies us with oxygen which is essential for our bodies. Air contains a variable amount of water vapor‚ on average around 1%‚ while air content and atmospheric pressure varies at different layers‚ air suitable for the survival of terrestrial plants and terrestrial animals is currently only known to be found in Earth’s troposphere and artificial atmospheres. Air is made up of 99% nitrogen‚ oxygen‚ water vapor‚ and inert
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Air pollution Air pollution is a problem everywhere in the world. Local air pollution usually affects big cities. Air pollution becomes a worldwide problem when local pollution moves away from where it came from. For example‚ winds carry air pollution made in the middle of the western part of the United States to Canada‚ like acid precipitation. Acid precipitation Acid precipitation is precipitation‚ like rain‚ sleet‚ or snow‚ that contains acids from air pollution. When fossil fuels are burned
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Air pollution is one of the virtual problem nowadays. There are many reasons of it but mostly it is caused by cars‚ growing cities‚ development of economy and industrialization. Clean air consist of several gases. When some other gases or dangerous elements get into the clean air‚ pollution is inevitable. Ozone layer is affected too much by pollution and it will cause serious disturbances on the environment. People are the main cause of pollution because the things that we use contain dangerous
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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 outdoors
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The Causes and Effects of Air Pollution In China Hestia Cao I330003001 New York 04 May 2014 Air pollution is a type of pollution that particulates made by human being activities or natural causes were brought into the Earth’s atmosphere. When it achieves to sufficient concentration and adequate time‚ it begins to endanger people’s comfort‚ health‚ welfare‚ even damage to the environment that we live. Atmosphere is a mixture. It’s a mixture of Nitrogen (78.08%)‚ Oxygen (20.94%)‚ Rare gases
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Air pollution is a major environmental health problem affecting the developing and the developed countries alike. The effects of air pollution on health are very complex as there are many different sources and their individual effects vary from one to the other. It is not only the ambient air quality in the cities but also the indoor air quality in the rural and the urban areas that are causing concern. In fact in the developing world the highest air pollution exposures occur in the indoor environment
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Causes * Air pollution is the introduction of chemicals‚ particulate matter‚ or biological materials that cause harm or discomfort to humans or other living organisms‚ or damages the natural environment into the atmosphere * 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. Natural sources
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Cause and effect of air pollution in China In my hometown‚ there are various forms of pollution‚ including air pollution‚ water pollution‚ noise pollution and so forth. However‚ perhaps the most devastating pollution in my hometown is air pollution. Since this menace is of concern to every human being‚ an examination of its causes and effects will be interesting and illuminating. The causes of air pollution seem to stem from carelessness or blatant unconcern. Every Sinic citizen who drives a car that
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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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I do not own anything. Air Pollution What is Air Pollution? Air Pollution is the introduction of chemicals‚ particulate matter‚ or biological materials that cause harm or discomfort to humans or other living organisms‚ or damages the natural environment into the atmosphere. What is Atmosphere? The atmosphere is the 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
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