Question

define global warming.​

Answer 1

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Sudden increase in average temperature of earth is known as global warming.

Answer 2

Answer:

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Global warming, the gradual heating of Earth's surface, oceans and atmosphere, is caused by human activity, primarily the burning of fossil fuels that pump carbon dioxide (CO2), methane and other greenhouse gases into the atmosphere. Already, global warming is having a measurable effect on the planet.

Explanation:

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