Skip to content
Skip to main content

About this free course

Become an OU student

Download this course

Share this free course

An introduction to energy resources
An introduction to energy resources

Start this free course now. Just create an account and sign in. Enrol and complete the course for a free statement of participation or digital badge if available.

4 Fossil fuels

Part of the incoming solar energy becomes stored in fossil fuels (oil, gas and coal: Figure 1.7). To understand why fossil fuels exist you need first to know where the major stores of carbon are on the planet and how, through organic activity, this carbon becomes fixed in rocks and thus liable to be stored for geologically long periods.