IGNOU BEE 1 2018 - What is global warming ?

Question

What is global warming ?

19 Mar 2020

Answer :

Word Count : 314

Global warming refers to the long-term increase in Earth's average surface temperature due to the buildup of greenhouse gases in the atmosphere. Greenhouse gases, such as carbon dioxide (CO2), methane (CH4), and water vapor (H2O), naturally exist in the Earth's atmosphere and help trap heat from the sun, creating a natural greenhouse effect that keeps the planet's temperature within a habitable range. However, human activities, primarily the burning of fossil fuels (like coal, oil, and natural gas), deforestation, and industrial processes, have significantly increased the concentration of these greenhouse gases in

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