Why are clouds one of the great sources of uncertainty for understanding the global climate system?
A) Clouds can only cool the Earth's surface.
B) Clouds can only warm the Earth's surface.
C) Clouds can both warm and cool the Earth's surface.
D) Clouds form precipitation which washes pollutants out of the atmosphere.
E) Clouds form precipitation which cools the surface of the Earth.

Question

Quizplus · Accepted Answer

Clouds can both warm and cool the Earth's surface by reflecting sunlight back into space (cooling) and trapping heat (warming), making them a complex factor in climate models.

Why Are Clouds One of the Great Sources of Uncertainty