Geothermal makamashi

Ana samun makamashin ƙasa ta hanyar amfani da zafin da ke cikin Duniya don samar da wutar lantarki, dumama, sanyaya mai sha ko amfani da yanayin zafin kai tsaye kai tsaye. Wannan nau'in makamashi mai sabuntawa da kyar yake haifar da sharar gida, wanda ke rage ayyukan carbon dioxide zuwa duniya idan aka kwatanta da tushen makamashi bisa ga konewar abubuwan burbushin halittu. A kansa, amfani da makamashin geothermal na iya haifar da tabarbarewar yanayin wuri, Gurbataccen yanayi ko gurɓataccen ruwa kusa da yankin.