pollution1

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Published on July 23, 2014

Author: cvmgreat

Source: authorstream.com

DEFINITION OF POLLUTION: DEFINITION OF POLLUTION When Harmful Substances Contaminate the Environment it is Called Pollution. Pollution refers to the very bad condition of environment in terms of quantity and quality . Types of Pollution: Types of Pollution There are Five types of Pollution Air Pollution Water Pollution Noise Pollution Land Pollution Radio Active Pollution Causes of Air Pollution: Causes of Air Pollution Major sources of Air Pollution - Industries -Automobiles and Domestic fuels -High Proportion of undesirable gases, such as sulphur dioxide and carbon monoxide Causes of Air Pollution: Causes of Air Pollution Causes of Water Pollution: Causes of Water Pollution About 40% of Deaths worldwide are caused by Water Pollution. Water Pollution is Caused by organsic and inorganic industrial wastes and affluents discharged into rivers. Noise also causes anxiety stress reacation and fright. Water Pollution Pictures: Water Pollution Pictures Effects of Water Pollution: Effects of Water Pollution Diseases like Cholera Malaria Typhoid (spread during the rainy season ) ‏ Aquatic life gets destroyed Causes of Noise Pollution : Causes of Noise Pollution Traffic Noise Air craft Noise Noise from construction and civil engineering works. Noise from the Industries. Noise from other sources. Causes of Land Pollution: Causes of Land Pollution We can classify major sources that lead to land following Categories Mining and quarrying Sewage waste Household Garbage Industrial Waste Land pollution pictures: Land pollution pictures References: References Science books www.google.com http://en.wikepedia.org/wiki/AirPollution Free foto.com PowerPoint Presentation: THANK YOU

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