1.
fossil fuel
Natural fuels such as coal, oil, and natural gas, formed from the remains of ancient organisms. A key term in environmental and energy discussions.
A compound of 化石 (fossil) and 燃料 (fuel). Includes 石炭 (coal), 石油 (petroleum/oil), and 天然ガス (natural gas). Frequently used in discussions about 環境問題 (environmental issues) and 再生可能エネルギー (renewable energy). Common collocations include 化石燃料からの脱却 (breaking away from fossil fuels) and 化石燃料への依存 (dependence on fossil fuels).
Related Words
Related:
石炭 (coal)