fossil fuels

1. Coal, petroleum, and natural gas.

All fossil fuels produce carbon dioxide when burned. (See greenhouse effect.)

Burning fossil fuels is a main cause of air pollution.

All of these fuels were formed from the remains of plants and animals that lived millions of years ago.

Example Sentences

And, globally, keeping the cost of renewable energy low is important for any firm hoping to electrify industries previously dominated by fossil fuels.

From BBC

One proposed change is the government's boiler upgrade scheme, which grants money to homeowners replacing their gas boilers with alternatives that don't rely on fossil fuels - such as heat pumps and biomass boilers.

From BBC

Reform UK has said it wants more fossil fuels extracted from the North Sea.

From BBC

The continued burning of fossil fuels will lead to more of these extreme fires, the researchers warned.

From BBC

Although fossil fuels are expected to be a feature of the UK's energy and economic systems for years to come, their role is diminishing as countries turn to cleaner alternatives.

From BBC