"When forests are cut down, there are far fewer trees to soak up the greenhouse gases that contribute to global warming." How does this sentence from the passage help to develop the idea that cutting carbon emissions is not enough to stop temperatures from rising?

A. It shows that emissions aren't the only cause of the Earth's rising temperatures.
B. It shows that reducing emissions is the only way to curb temperatures from rising further.
C. It suggests that deforestation, not carbon emissions, has caused rising temperatures.
D. It suggests that there are fewer trees as a result of Earth's rising temperatures.