Meaning of the word "fossil fuels" in English

What does "fossil fuels" mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

fossil fuels

US /ˈfɑː.səl ˌfjuː.əlz/
UK /ˈfɒs.əl ˌfjuː.əlz/

Plural Noun

natural fuels such as coal or gas, formed in the geological past from the remains of living organisms

Example:
Burning fossil fuels releases greenhouse gases into the atmosphere.
Many countries are trying to reduce their reliance on fossil fuels.