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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Topic: The causes and effects of air pollution Air pollution is a serious problem facing by many countries now. Air pollution is the presence of abnormal concentration and abnormal constituents in air. The quality of the air has been deteriorating in urban areas‚ we hard to get a healthy life with fresh air. The air is being polluted by smoke‚ harmful gasses‚ dust articles and others. Therefore‚ there are three main factors that caused air pollution which are exhaust gases from cars‚ uncontrolled
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THERMAL POLLUTION It is one of the pollution that effects on living things and the environment badly. The definition of thermal pollution is the degradation of water quality by any process that changes ambient water temperature. A common cause of thermal pollution is the use of water as a coolant by power plants and industrial manufacturers. When water used as a coolant is returned to the natural environment at a higher temperature‚ the change in temperature decreases oxygen supply‚ and affects ecosystem composition
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Water pollution is when the water in lakes‚ rivers‚ oceans‚ and other bodies of water is contaminated. Humans are the main cause for polluting the water. The countries that are most affected by water pollution are: India – The Ganges River China – The Yellow River Central Asia – Amu and Syr Darya Rivers Nepals – Most of the Rivers Pacific Islands Australia Water pollution affects ones physical and emotional health since without drinking water we cannot survive and if the water is polluted
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unfrozen fresh water is found mainly as groundwater‚ with only a small fraction present above ground or in the air. However‚ water is now being heavily polluted by nobody else but human. So what are the causes and effects of water pollution? The causes of water pollution vary. However‚ we can sum them up in to two groups: One is direct causes and the other is indirect causes. The direct causes are what are dumped directly into water bodies‚ such as raw sewage‚ household waste or chemicals. In developing
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poison gases in metropolis namely Hanoi‚ HCM city... are at the alarming rate. If there is nothing done about it‚ Vietnam will soon suffering the consequences. This paper is to give the audience a clearer view of air pollution in Vietnam including reasons‚ affects and suggesting solutions. 2. Discussion of finding 2.1 Reasons 2.1.2 Motor vehicles There are several causes of air pollution; the vast majority of them can be attributed by man. Many people are unaware of the serious problems they
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I.J.S.N.‚ VOL.4 (4) 2013: 668-672 ISSN 2229 – 6441 STUDY ON NOISE POLLUTION OF INDUSTRIALIZED AND URBANIZED TOWNS LIKE RABAKAVI AND BANAHATTI OF BAGALKOT DISTRICT‚ KARNATAKA STATE‚ INDIA Basavaraj M. Kalshetty & Basappa I. Karalatti Commerce‚ BHS Arts and TGP Science College Jamkhandi‚ District Bagalkot‚ Karnataka state‚ India. ABSTRACT The modern civilization creates more and more noise‚ because of the development of Industries‚ machinery and Technology. It has been reported that
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What is Pollution Prevention? Pollution is the contamination of air‚ soil‚ or water by the discharge of harmful substances. Pollution prevention is the reduction or elimination of pollution at the source (source reduction) instead of at the end-of-the-pipe or stack. Pollution prevention occurs when raw materials‚ water‚ energy and other resources are utilized more efficiently‚ when less harmful substances are substituted for hazardous ones‚ and when toxic substances are eliminated from the production
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Plastic Pollution in Hawai’i Plastic plays a big part of our lives. The food we eat is wrapped with it‚ the toys our siblings or children play with is made from it‚ the television we watch is made with it‚ we play video games with plastic controllers‚ we listen to music with plastic head phones and the shelves we use is made with plastic. Material items made with plastic can be useful‚ cheaper‚ and durable but it can also harm the environment. All of these plastic items don’t just disappear
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Vehicle Pollution Introduction Urban areas - both developed and developing countries‚ this predominately mobile or vehicular pollution that contributes to air quality problems. All motor vehicles exhaust fumes coming out of the tailpipe when the engine is running mostly through the air pollution issue. Tailpipe emissions of vehicle engines burning fuel‚ the products are emitted from vehicle exhaust system. Vehicular pollution is the worst thing about that as vehicular emissions at ground
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