Overpopulation Contributes to Global Warming When ________________

Overpopulation contributes to global warming when ________________.

A) we compromise our living standards in order to protect the environment
B) it leads to deforestation, increased agriculture, and increased use of fossil fuels
C) solar energy is used as the primary source of energy, since it is a renewable resource
D) most of the population is vegetarian
E) most people use public transportation