In some cases it is used to drive geothermal power plants.
Later, in 1911, the world's first commercial geothermal power plant was built there.
An early designer of geothermal power plants, he was 89.
A traditional geothermal power plant is a relatively simple operation.
Exploration and construction of future geothermal plants present a high cost for poor countries.
In geothermal power plants it is used for the generation of electricity.
The geothermal plant produces around one third of the town's electricity.
The Wairakei field was lost to a geothermal power plant in 1958.
In 2004 it was announced that a hot geothermal power plant would go ahead on the site of a former cement works.
As of 2001, there were 15 geothermal plants producing electricity in the area.