Which of the following is an advantage of geothermal energy?

a. Scarcity of suitable sites

b. Odor pollution

c. Low land use

d. Possible depletion of reservoirs

There are many advantages to geothermal energy. Geothermal energy is renewable energy because once water or steam is used, it can be pumped back into the ground. It is also clean energy. Geothermal power plants, unlike plants that burn fossil fuels, do not produce greenhouse gases that can be harmful to the atmosphere.