Geothermal electricity is electricity generated from geothermal energy. Geothermal power is power generated by geothermal energy. It generates energy from hydropower, wind, solar, geothermal, and biomass sources. Dominica's electricity sector includes power from hydroelectricity, solar energy, and geothermal energy. Imperial Valley has become a hotbed of renewable energy projects, both solar and geothermal. Tariffs for biomass, photovoltaics, and geothermal energy were increased. Soft energy technologies are those based on solar, wind, biofuels, geothermal, etc. Oil wells, water wells, or holes for geothermal heating are created with large drilling rigs. The building uses a combination of Geothermal and Solar Panels to power the building. This is due to the hydroelectricity expansion from investments in geothermal generation. California is the only state with extensive deployment of wind, solar, and geothermal energy. It includes e.g. sunlight, wind, biomass, rain, tides, waves and geothermal heat. The country is rich in mineral and geothermal energy resources. Italy was the first country to exploit geothermal energy to produce electricity. Proposals for harnessing this heat as geothermal energy have not been successful.