In the absence of other natural resources (except for abundant hydrothermal and geothermal power), Iceland's economy is vulnerable to changing world fish prices.
For example, the electrical energy generated from The Geysers geothermal field in northern California can meet the present power consumption of the city of San Francisco.
The internal heat associated with some young volcanic systems has been harnessed to produce geothermal energy.
The above list will hopefully give you a few useful examples demonstrating the appropriate usage of "geothermal" in a variety of sentences. We hope that you will now be able to make sentences using this word.