Which of the following would cause a negative forcing?
A)A large volcanic eruption spewing ash high into the atmosphere,blocking sunlight around the world for years until the ash cloud slowly dissipates
B)Snow- covered ice sheets in Greenland melting and revealing bare rock
C)An increase in the burning of fossil fuels,leading to an increase in greenhouse gases in the atmosphere
D)All of these scenarios would cause a negative forcing.

Question

Quizplus · Accepted Answer

A large volcanic eruption spewing ash high into the atmosphere blocks sunlight, which leads to a decrease in global temperatures, causing negative forcing. In contrast, options B and C would cause positive forcing.

Which of the Following Would Cause a Negative Forcing