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Pollution means any contamination of air, soil, water and e Pollution means any contamination of air, soil, water and e

Pollution means any contamination of air, soil, water and e - PowerPoint Presentation

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Uploaded On 2017-04-11

Pollution means any contamination of air, soil, water and e - PPT Presentation

Air pollution   Harmful gases and tiny particles like carbon monoxide nitrogen dioxide and sulphur dioxide when released into the air pollute the air The smoke released from burning fuel from factories and not to forget the motor cars are the major sources of air pollution  ID: 536290

pollution water urban air water pollution air urban overpopulation people problems waste population world toxic particles freshwater cities dust

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