fossil fuel

• Combustível natural como carvão, petróleo ou gás, formado ao longo de milhões de anos a partir de restos de organismos vivos.

A natural fuel such as coal, oil, or gas, formed in the geological past from the remains of living organisms.

1. Natural energy sourceB2formal

   A natural fuel such as coal, oil, or gas, formed from the remains of ancient plants and animals over millions of years.

   Combustível fóssil

   • Burning fossil fuels releases carbon dioxide into the atmosphere.
   • Many countries are trying to reduce their dependence on fossil fuels.
   • Coal is one of the most widely used fossil fuels for electricity generation.