Geothermal energy is one of the renewables energies nowadays.

1. Josep Cristià Linares Bayo

2. Geothermal energy power can be obtained by
harnessing the heat inside the Earth.

3. The interior of the Earth is hot and the temperature
increases with depth. Sometimes the hot water rises to the
surface or as vapor , such as geysers or hot springs, used
since the Romans.
Roman baths in
Cartago (Tunis)

4. Currently, the progress in technology allow drilling and
pumping exploit geothermal energy in many countries.

5. Main geothermical zones in the world

6. Geothermical zone in Hells Gate, New Zealand

7. Pipes Mokai geothermal station , New Zealand

8. Geothermical station in Iceland

9. The power of geysers and vapor
Geyser at rest, Iceland

10. Geyser Strokkur,
Iceland

11. Steam jets in Timanfaya (Canary Islands, Spain)

12. Geisers, a natural source

13. Conclusions
• Geothermal energy is being used in more than 30 countries
in the world, specially in Europe.
• Luckily, geothermal power is increasing a lot nowadays.
• New technologies are developing a modern energy for a
future which is renewable and alternative, respectful with
environment.

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