Answers

2016-04-22T13:14:07+05:30
The most harmful type of pollution is air pollution.the conditions in which air contains harmful substances ,gases,dust,fumes or odour in harmful amounts and causes discomfort to living beings.                                                                        measures to control:  1) tall chimneys should be installed in factories.                    2) renewable and non polluting sources of energy like solar energy , wind energy and the likes should be used.
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