Air Pollution To understand pollution of air‚ some knowledge of the atmosphere is required. Atmosphere is a layer consisting of a few gases surrounding the planet earth and is vital for the survival of life on earth. The atmosphere protects earth from abrupt temperature fluctuations from the powerful ultra violet radiation coming from the sun. The atmosphere is made up of nitrogen 78%‚oxygen 21%‚argon 0.9%‚carbon dioxideo0.03% and small amount of trace gases ‚helium ‚neon‚ krypton‚ xenon‚ hydrogen
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Nowadays‚ our community has many environmental problems‚ but the obviously problem is air pollution. People around the world‚ especially in the cities‚ see air pollution as an important problem because cause it makes many big effects such as worsens earth’s atmosphere and harms living creatures. Air pollution is created by both natural actions and humans activities‚ but mostly‚ air pollution is made by humans. The three principal causes that humans have done are burning fuels in vehicles‚ unsuitable
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Air Pollution Air is the most important element of life. For some ’air pollution‚’ let us give thanks. Dust and other particles in the atmosphere serve as nuclei about which raindrops form. But man has overloaded the sky. For centuries he has pumped particulate matter and gases into the atmosphere. As far back as 1661‚ a tract on air pollution was published in England: Fumifugium: or the Inconvenience of the Aer and Smoake of London Dissipated. Today much of the world suffers from the eye-smarting
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Air pollution – contaminants or substances in the air that interfere with human health or produce other harmful environmental effects. Read our “What is Air Pollution?” article for further information. Alternative energy – usually environmentally friendly‚ this is energy from uncommon sources such as wind power or solar energy‚ not fossil fuels. Alternative fuels – similar to above. Not petrol or diesel but different transportation fuels like natural gas‚ methanol‚ bio fuels and electricity. B
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Air Pollution CFish Mr. Nollen Biology 2B 8 May‚ 1996 The Problem Contamination of the atmosphere by gaseous‚ liquid‚ or solid wastes or by-products that can endanger human health and the health and welfare of plants and animals‚ or can attack materials‚ reduce visibility‚ or produce undesirable odors. Among air pollutants emitted by natural sources‚ only the radioactive gas radon is recognized as a major health threat. A byproduct of the radioactive decay of uranium minerals in certain kinds
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H A B I T A T INTL. Vol. 19‚ No. 3‚ pp. 279-292‚ 1995 Pergamon Elsevier Science Ltd Printed in Great Britain 0197-3975/95 $9.50 + 0.00 0197-3975(94)00071-9 Sustainable Development and the Construction Industry* ROBIN SPENCE and HELEN MULLIGANt Cambridge University‚ UK and tCambridge Architectural Research Limited‚ UK ABSTRACT The construction industry‚ together with the materials industries which support it‚ is one of the major global exploiters of natural resources‚ both physical
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REPORT OF INDUSTRIAL VISIT Letter of Transmittal 31-Oct-2013 To The Head of the Discipline Chemistry Discipline Khulna university‚ KHULNA Dear Sir‚ Sub: Report of the One – Day industrial visit On receiving the letter of permission from Bashunddhara Cement Industries Ltd. Mongla‚ students of Chemistry Discipline with five faculty members went on an industrial visit Bashunddhara Cement Industries Ltd. Mongla on 05-010-13. We all assembled at the university at 8 a.m. and left the university
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US dollar from broadcasting copywrite every year and a big avenue from sponsors and advertising. That prove the attration of football. To me‚ I like football because it’s a useful‚ healthful‚ collective but competitive sport. I like overenthusiastic air on stadium on each match. Anyways football always is the most favorite sport of mine. Please help me correct‚ many thanks.muihech05-12-2008‚ 06:02 PMMy favorite sport is football. In America people called it Soccer it is called Soccer . But I like to
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Available online at www.academicpaper.org Academic @ Paper International Journal of Automotive Engineering and Technologies Vol. 1‚ Issue 1‚ pp. 1 – 15‚ 2012 HYDROGEN USE IN INTERNAL COMBUSTION ENGINE: A REVIEW Murat CİNİVİZ1‚ Hüseyin KÖSE1* 1 Technical Education Faculty‚ Mechanical Education Department‚ Selçuk University‚ 42003 Konya‚ Turkey Accepted 14 July‚ 2011 ABSTRACT Fast depletion of fossil fuels is urgently demanding a carry out work for research to find out the viable
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Air Pollution in Windsor The City of Windsor is recognized for having poor air quality in comparison with other Cities; however‚ relative studies have revealed associations between day-to-day variations in air pollution levels and respiratory health in Windsor. Windsor’s air quality is one the worst in Ontario‚ containing smog-causing ozone and other pollutants that harm civilians‚ according to a report released on October 30th by the Ontario Environment Ministry. Air pollution is extremely
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