Geothermal What is geothermal ? Is that same with green house effect that made our Earth hotter? The answer is 'no, it is not' Geothermal came from Greece language, which is 'geo' (Earth) and 'thermos' (thermal). Geothermal energy is usually described as energy that come from the deeper of Earth. The energy moved to surface of Earth through fissures which are formed by collision of the Earth's plates. The indication of the existance geothermal energy is there are manifestastions. Manifestatios like hot ground, hot spring, warn spring, fumarole, and others. We can use geothermal energy for 'direct use' and 'indirect use'. 'Direct use' like bathing (warm water), swimming pool, fruit drying, house warmer, etc. While 'indirect use' is producing electricity with convert the heat energy into potential energy. -------------------------------------------------------------------------------------------------------- That's a little bit about definition of Geothermal Energy, please check for my fault, especially in grammar. Thank you for your kindness :)