Question

what is global warming??? btivzfpcay​

Answer 1

Answer:

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.

Explanation:

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Answer 2

Answer:

The increase in air temperature due to excess accumulation of greenhouse gases in atmosphere is called global warming

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