AIR QUALITY : Air pollution comes from many different sources: stationary sources such as factories‚ power plants‚ and smelters and smaller sources such as dry cleaners and degreasing operations; mobile sources such as cars‚ buses‚ planes‚ trucks‚ and trains; and naturally occurring sources such as windblown dust‚ and volcanic eruptions‚ all contribute to air pollution. Air Quality can be affected in many ways by the pollution emitted from these sources. These pollution sources can also emit a
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When compare to the Patriot trap‚ the McCool independence trap did not appear to produce a measurable amount of carbon dioxide. It is Mr. Kaltofen’s opinion that this trap remains essentially untested‚ because the test did not provide evidence that this trap was properly functional at the time of testing or at the time of the incident. Mr. Kaltofen bases his opinion in
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The Components Of Earth’s Atmosphere And How Our Climate Is Affected By Volcanic Eruptions Introduction The atmosphere is all that lies between us‚ and the vast and unforgiving conditions of space. It absorbs energy from the sun‚ protects us from radiation‚ supports the cycle of water and other chemicals‚ and interacts with Earth’s magnetic fields to give us a climate capable of supporting life. Without it there would be no water‚ no air‚ no life. So we must protect it. But to protect
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amounts of such as nitrogen and sulfur oxides‚ that is unusually acidic‚ meaning that it possesses elevated levels of hydrogen ions (low pH). Acid rain is also called acid deposition because this term includes other forms of acidic precipitation such as snow. The acid deposition is occurs in two way which is wet deposition and dry deposition. It can have harmful effects on plants‚ aquatic animals‚ and infrastructure. Acid rain is caused by emissions of sulfur dioxide and nitrogen oxide‚ which react
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beginning in the 1950s‚ acid rain is precipitation in the form of rain‚ snow‚ hail‚ dew‚ or fog that transports sulfur and nitrogen compounds from the high atmosphere to the ground. Sulfur dioxide (SO2) and nitrogen oxides (NO‚ NO2) are bi-products from burning fuels in electric utilities and from other industrial and natural sources. These chemicals react with water‚ oxygen‚ carbon dioxide‚ and sunlight in the atmosphere to form sulfuric and nitric acids. The acids reach the ground and change the chemistry
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gases‚ such as carbon dioxide‚ water vapour and noble gases such as argon‚ are found in much smaller proportions. Evolution of the atmosphere The early atmosphere Scientists believe that the Earth was formed about 4.5 billion years ago. Its early atmosphere was probably formed from the gases given out by volcanoes. It is believed that there was intense volcanic activity for the first billion years of the Earth’s existence. The early atmosphere was probably mostly carbon dioxide‚ with little or no
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falls apart at this point. There is no quick remedy that will wipe out acid rain completely. (Pringle 1-2) Coal was the main fuel of many industries in the early nineteenth century. Coal contains sulfur and when burning it‚ it will produce sulfur dioxide. When in the atmosphere‚ sulfur dioxide may be converted to sulfuric acid (Pringle 8). Acid rain is dispensed across the world by air currents. When attempting to fix local air pollution problems‚ the solutions actually added to acid rain
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w w w e tr .X m eP e ap UNIVERSITY OF CAMBRIDGE INTERNATIONAL EXAMINATIONS General Certificate of Education Ordinary Level .c rs om 5070/11 CHEMISTRY Paper 1 Multiple Choice Additional Materials: Multiple Choice Answer Sheet Soft clean eraser Soft pencil (type B or HB recommended) October/November 2011 1 hour *0909424295* READ THESE INSTRUCTIONS FIRST Write in soft pencil. Do not use staples‚ paper clips‚ highlighters‚ glue or correction fluid. Write your name‚ Centre number and
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carbon dioxide‚ is a greenhouse gas that contributes to climate change by trapping infrared heat energy‚ resulting in global warming (Gerlach‚ 2011). However‚ compared to anthropogenic outputs‚ volcanic outputs of carbon dioxide is very minimal‚ therefore having a small overall impact on climate change (Gerlach‚ 2011). Emitted volcanic aerosols‚ on the
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and major air pollutants found in most city areas are carbon monoxide‚ nitrogen oxides‚ sulfur oxides‚ hydrocarbons‚ and particulate matter‚ liquid or solid form. These pollutants are isolated throughout the world’s atmosphere in areas high enough to increasingly cause serious health risks. Serious health problems can take place rapidly when air pollutants are intense‚ such as when huge injections of sulfur dioxide and suspended particulate matter are emitted by a huge volcanic eruption. The first
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