Question

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What is global warming?

Answer 1

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Global warming is the long-term heating of Earth's climate system observed since the pre-industrial period (between 1850 and 1900) due to human activities, primarily fossil fuel burning, which increases heat-trapping greenhouse gas levels in Earth's atmosphere.

Answer 2

global warming:- It is a long term heating of earths climate system observed since the pre-industrial period between( 1850 and 1900) due to human activites ..