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 * Dust from natural sources‚ usually large areas of land with little or no vegetation. * Methane‚ emitted
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effect’ results from greenhouse gases such as carbon dioxide rising into the atmosphere‚ trapping infrared radiation from the sun‚ and emitting ultraviolet radiation that can puncture the earth’s stratospheric ozone layer. A healthy ozone layer should prevent this from happening‚ but the ozone layer has deteriorated quite considerably due to the world’s continuously increasing burning of fossil fuels and the vast overuse of fossil fuel-powered vehicles. As a result‚ the earth’s average temperature has
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Environmental effects of Air Pollution and the Urban Area Air pollution has been and is a growing environmental problem that is closely related to the growth of urban settlements. While the cities and towns of the world grow larger they emit more and more toxic emissions are put out into the air. The purpose of this paper is to discuss the issues that surround air pollution such as the long term impacts of air pollution‚ the short term impacts of air pollution‚ the long term outlook of air pollution
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pollutants are produced 6 3. Impacts of the pollutants from power stations 6 4. Methods to eliminate pollutants 6 - 7 3.Effects of Air Pollution 8 - 12 1.Greenhouse Effect and Global Warming 8 2.Photochemical Smog 9 3.Ozone Depletion – CFCs 10 - 12 1. The CFCs 10 2. Ozone layer depletion 10 - 12 4.Government 13 - 14 1.Air Pollution Index 13 2.International Protocol on Air Pollution 13 - 14 1. The Montreal Protocol 13 2. Framework Convention on Climate Change 13 3. The Kyoto Protocol 14
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a bike or walking is healthier than taking a car which pollutes air to the atmosphere. Not only we can protect our planet by making sure that our light is turned off‚ but also you can give up smoking because not using cigarettes may prevent the ozone layer from depleting. To sum up‚
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United States show signs of damage and reduced growth. D) More research is needed to prove acid precipitation exists. E) All of the above are true. Answer: D Diff: 1 6) Which of the following is the major contributor to the formation of acid rain? A) ozone B) methane C) sulfur dioxide D) carbon dioxide E) hydrocarbons Answer: C Diff: 1 7) The major source of sulfur dioxide emissions affecting the eastern United States and Canada has been identified
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use bike if the journey is a short one. Everyday we drive a car to getting to work‚ eat and so on had contributed to air pollution. At least with this action would be minimised traffic jammed. In conclusion‚ generally all of us know that earth ozone layer getting diminishing. There is nothing new here but if we follow at least some of these tips‚ we can be proud of ourself participating in the protection of the
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me‚ “Water always flows down because it has gravity.” Besides that‚ Miss Yap also told me many matters in our lives are about Science such as why do we have more green plants on the Earth? ‚ why the air conditioner is harmful to the ozone layer? ‚ why the air of the mountain is fresher than the air in the city? I can’t answer these questions. Those questions made me love Science. After that day‚ I became working hard to study Science and my marks for Science got better day
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Antipodes‚ and here is my Top Ten list of things I hate about New Zealand‚ starting at number Ten and counting down. 10. The Weather - It constantly changes. If it rains it is extremely grey and gloomy. If it is sunny it burns. 9. The Hole In The Ozone Layer - Thanks to industrial countries like Germany and the United States‚ we have a great big hole hanging over our heads which exposes us to the harmful rays of the sun. I go outside for two minutes and I am severly sunburnt. 8. The Government - their
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and sulfur dioxide. Emissions of carbon monoxide are especially dangerous. Schematic drawing‚ causes and effects of air pollution: (1) greenhouse effect‚ (2) particulate contamination‚ (3) increased UV radiation‚ (4) acid rain‚ (5) increased ozone concentration‚ (6) increased levels of nitrogen oxides. Source Wikipedia.com In periods of heavily air pollution there will be no rainfall. The sky will not produce it and the heat will therefore won’t go away. Transport and large industries are
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