also: ちねつ
noun, noun which may take the genitive case particle 'no'
geothermal energy; terrestrial heat
Refers to heat originating from within the earth, often used in contexts of energy generation or geological phenomena.
日本は地熱資源が豊富な国だ。
Japan is a country rich in geothermal resources.
地熱発電は再生可能エネルギーの一つです。
Geothermal power generation is one type of renewable energy.
Compound of 地 (earth) and 熱 (heat), directly describing heat from the earth.