Geothermal power energy uses the earth as the source for harnessing energy. Energy is produced because the earth's surface is hot. Geothermal systems work by harnessing that heat and converting it into energy. These systems can be used to efficiently heat and cool your house or business.
Geothermal energy is primarily a renewable energy source. However, the earth may cool in that area therefore producing less energy.
No pollution is created from the use of geothermal devises.
The Department of energy says that Geothermal energy plants supply substantial amounts of energy to the western United States.
Hawaii gets 25 percent its energy sources from geothermal energy. Like any energy source, there are advantages and disadvantages to geothermal power energy.
Geothermal energy make up less than one percent of the world's energy.