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AP® Environmental Science

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Greenhouse Effect Description

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Which of the following accurately describes the greenhouse effect?

A

A portion of infrared radiation (heat) is radiated back to Earth by certain gases in the atmosphere.

B

Lighter surfaces reflect more ultraviolet radiation back out into space than darker surfaces.

C

A periodic warming of surface waters off the coast of Peru and Ecuador that typically begins in mid-December.

D

Cooler than normal surface waters on the equator in the Pacific Ocean near South America .

E

An upwelling of nutrients off the coast of South America first noticed by fishermen.