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What is global warming

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global warming is the phenomenon that there is a gradual increase in temperature of earth's atmosphere, caused by the greenhouse effect, and the increased amount of CO2, and other pollutants
User Juan Girini
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Global warming is a gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse effect caused by increased levels of carbon dioxide, chlorofluorocarbons, and other pollutants.
User Babken Vardanyan
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