sentences:  This agency has been very successful and has made it economically viable to use geothermal energy as a source for heating in many different areas throughout the country.Geothermal power has been so successful that the government no longer has to lead the research in this field because it has been taken over by the geothermal industries.Geothermal power plants in Iceland include Nesjavellir (120 MW), Reykjanes (100 MW), Hellisheiði (303 MW), Krafla (60 MW), and Svartsengi (46.5 MW).