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Question : What is global warming? Mention the causes and effects of global warming.

Answer»

Solution :Increase in the mean temperature of earth is called global WARMING.
Causes
Increased level of green house gases like `CO_(2), CH_(4),` CFCs and `N_(2)O` in the atmosphere.
Rise in temperature
Odd climatic changes or El nino effect.
Melting of polar ice CAPS and Himalayan snow caps.
Rise in sea level that can submerge many coastal areas.


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