Question
Question: Why are changes in the global carbon cycle important?...
Why are changes in the global carbon cycle important?
A
Less atmospheric carbon means that there are less fossil fuels available
B
Changes to the global carbon cycle cause changes in the global nitrogen cycle, as well.
C
More atmospheric carbon dioxide means that there is less carbon available for the growth of terrestrial plants.
D
Carbon dioxide functions as a greenhouse gas.
Answer
Carbon dioxide functions as a greenhouse gas.