Geothermal Energy: Earth’s Heat Energy Harnessed

byDhruv Bhatia

The word ‘geothermal’ is a combination of the words ‘geo’, which means ‘earth’, and ‘thermal’, which means ‘heat’. The name gives us a hint as to how it is produced. The inside of the planet is scorching. This heat sometimes breaks through the earth in the form of geysers or volcanoes. The heat from these is known as geothermal energy.

Geothermal Energy: Earth’s Heat Energy Harnessed

History Geothermal energy has been utilised for many centuries. People used hot springs in ancient China. The ancient Romans took it further and used hot springs to heat flooring and baths. The first use of geothermal energy for electricity was in 1904 when the geothermal electric generator was inv