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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.

A diagram showing a geothermal heat pump system.

What Is A Geothermal Heat Pump?

Ever wondered what a geothermal heat pump actually is? This article explains what this device is and how it can be used.

A geothermal heating system been installed.

Geothermal Heating Pros & Cons

Read about the pros and cons of geothermal heating systems, focusing on the use of ground source heat pumps. Are these systems able to perform as we think?

A geothermal power station.

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.

Large metal tubes commonly found on geothermal power plants.

Geothermal Power Plants

Geothermal power plants have the capability to transform geothermal energy into useable electricity in a variety of ways.

A radiator that could be part heated by geothermal energy.

Geothermal Heating & Cooling

Ever wondered how geothermal energy can be used to both heat and cool your home? This article describes how this can be achieved.

Geothermal energy activity in New Zealand.

What Is Geothermal Energy?

A look at what geothermal energy actually is including the different forms of geothermal energy available on earth.

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