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2015-10-20T22:21:58+05:30
the uneven increase in the earth's average surface temperature due to the effect of greenhouse gases and the depletion of ozone layer.

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  • Brainly User
2015-10-20T22:23:53+05:30
A gradual increase in the overall temperature of the earth atmosphere generally attributed to the green house effect caused by increased level of carbonmonoxide,Cloro floro carbon n other pollutants...... hope it helps..... PLZ MARK AS BRAINLIEST**"
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