Answers

2016-01-23T20:23:30+05:30
Increasing carbon dioxide in air means global warming
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2016-01-24T01:09:34+05:30
Due to wagons , aeroplanes , burning fossil fuels and CFC (chloro flouro carbln compounds) in the referigerator have caused imcreasing of green house gas such as carbondioxide and methane which holds heat and does not let to escape it from the earths atmosphere which can melt the glacial ice in mid continental regions can lead to flood
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