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Geothermal energy

Geothermal energy is a type of renewable energy that is obtained from the geothermal heat inside the Earth. This heat comes from the radioactive decay of elements in the Earth's crust and from the Earth's thermal radiation from its interior.


Geothermal energy can be used for various purposes in energy and air conditioning. Here are some of the main aspects related to geothermal energy:

Electricity generation: Geothermal energy is used to generate electricity in geothermal power plants. There are two main types of geothermal power plants: steam plants and binary cycles. In steam power plants, water from the depths is pumped to the surface, where its steam is used to move turbines and generate electricity. In binary cycles, high-temperature water is converted to a low-temperature liquid that drives a turbine and an electrical power generator.

Heating and cooling: Geothermal energy is used to heat and cool buildings through geothermal heat pumps. These systems use the temperature of the soil below the surface to transfer heat into or out of the building, saving energy and reducing CO2 emissions.

Heating: In some areas, geothermal energy is used for industrial heating and heat production. High-temperature geothermal water can be piped directly to heating plants and industrial processes.

Geothermal Spas and Wellness: In some areas with abundant sources of geothermal water, these natural hot springs are used for geothermal spas, wellness centers, and recreational purposes.

Crop production: In some areas, geothermal energy is used to heat greenhouses for crop production, thereby extending the growing season and allowing crops to be grown even in colder areas.

Mineral processing: Geothermal energy is used to extract and process minerals such as sulfur or salts.

The use of geothermal energy is particularly useful in areas with significant geothermal potential, such as some parts of Iceland, New Zealand, Iceland and other countries. This form of energy is renewable, stable and can contribute to reducing greenhouse gas emissions.

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