Four of the five answers listed below reflect how humans have disturbed the balance of the global nitrogen cycle. Which is the exception?
A) use of fertilizer
B) combustion of fossil fuels
C) airplane travel
D) coal-fired power plants
E) overuse of refrigerants

Question

Quizplus · Accepted Answer

Overuse of refrigerants primarily affects the ozone layer and contributes to global warming, but it does not significantly disturb the nitrogen cycle. The other options involve activities that release nitrogen compounds into the atmosphere, affecting the nitrogen cycle.

Four of the Five Answers Listed Below Reflect How Humans