Life on earth owes its existence to the warm blanket formed by carbon dioxide, methane, nitrous oxide, hydro fluorocarbons, per fluorocarbons and sulpher hexafluoride, etc. known as Greenhouse Gases (GHG) around it that traps a part of the infrared rays reflected from the surface of the earth. But now this protective blanket is becoming thicker due to human induced emissions. This is causing an enhanced greenhouse effect that is warming up the earth.
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