The adjective ‘geothermal’ derives from the Greek words ‘geo’ (meaning earth) and ‘therme’ (meaning heat.) Geothermal energy has been around since the earth’s formation billions of years ago and can be used as a renewable energy source to provide heating or electricity.

This section takes a look at the many different topics relating to geothermal energy and how this can be used to heat our homes or generate electricity.


Geothermal Power Station Diagram

Ever wondered how a geothermal power station converts geothermal energy into electricity? This article provides details of this process including a diagram of a geothermal power station.

A geothermal power station.

The Cost of Geothermal Energy

There are numerous costs associated with the use of geothermal energy including both financial and ecological costs. This article takes a look at some of these aspects.

A pile of money representing the cost of geothermal energy.