What is the Earth's average temperature maintained near due to the natural greenhouse effect?

Answer

$57^ ext{o} ext{F}$ ($14^ ext{o} ext{C}$)

The global average temperature is maintained near $57^ ext{o} ext{F}$ ($14^ ext{o} ext{C}$) due to the atmospheric blanket provided by the greenhouse effect.

What is the Earth's average temperature maintained near due to the natural greenhouse effect?
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