noun
non-fossil energy
Technical term used in energy policy and environmental contexts to refer to energy sources other than fossil fuels, such as renewables and nuclear.
政府は非化石エネルギーの割合を2030年までに50%に引き上げる目標を掲げている。
The government has set a target to raise the share of non-fossil energy to 50% by 2030.
Renewable energy is a subset of non-fossil energy; 非化石エネルギー also includes nuclear power, which is not renewable.
Compound of 非 (non-), 化石 (fossil), and エネルギー (energy). A modern technical term.