Hard

The atmospheric greenhouse effect is produced mainly by the __________________?

Correct answer: A. Absorption and re-emission of infrared radiation by the atmosphere

  • A. Absorption and re-emission of infrared radiation by the atmosphere
  • B. Absorption and re-emission of ultraviolet radiation by the atmosphere
  • C. Absorption and re-emission of visible light by the atmosphere
  • D. Absorption and re-emission of visible light by clouds
  • E. Absorption and re-emission of visible light by the ground

Explanation

Earth's surface absorbs sunlight and emits infrared radiation, which greenhouse gases absorb and re-emit in the atmosphere. This infrared trapping warms the lower atmosphere and surface.

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