Geothermal+energy

Geothermal Energy- is heat from the interior of the earth.

The heat is usually brought into the earth by steam or hot water, when the steam or hot water is put into a power plant to run the generator the geothermal energy is changed into electric energy.Geothermal enery is also used in homes for heating and cooking. Only some countries use geothermal energy. Geothermal sources are drilled and controlled like oil wells. Geothermal energy needs no fuel and doesnt make that much pollution. Geothermal energy is less then one percent the enery in the world. In California is the largest geothermal power plant. Its called the Geysers. The power plant is run with superheated, highly pressurized steam. The steam comes up from the hot rock.