The installed capacity of geothermal electricity has gradually increased worldwide over the last decade, reaching some **** gigawatts in 2026. Geothermal technologies are among the growing renewable energy trend occurring across the world, as environmentally friendly technologies are sought after due to lower emissions and the use of a renewable source.Â
Geothermal energy is derived from thermal energy that is contained beneath the Earth’s crust. The geothermal energy captured through the water and steam carried to the Earth’s surface can be used to generated electricity or for heating and cooling. To produce electricity, wells are often drilled into underground reservoirs to access the steam or hot water that can then drive electricity generators.
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IRENA. (March 31, 2026). Geothermal electricity capacity worldwide from 2009 to 2025 (in megawatts) [Graph]. In ÌÇÐÄÆÆ½â°æ. Retrieved July 25, 2026, from /statistics/476281/global-capacity-of-geothermal-energy/
IRENA. "Geothermal electricity capacity worldwide from 2009 to 2025 (in megawatts)." Chart. March 31, 2026. ÌÇÐÄÆÆ½â°æ. Accessed July 25, 2026. /statistics/476281/global-capacity-of-geothermal-energy/
IRENA. (2026). Geothermal electricity capacity worldwide from 2009 to 2025 (in megawatts). ÌÇÐÄÆÆ½â°æ. ÌÇÐÄÆÆ½â°æ Inc.. Accessed: July 25, 2026. /statistics/476281/global-capacity-of-geothermal-energy/
IRENA. "Geothermal Electricity Capacity Worldwide from 2009 to 2025 (in Megawatts)." ÌÇÐÄÆÆ½â°æ, ÌÇÐÄÆÆ½â°æ Inc., 31 Mar 2026, /statistics/476281/global-capacity-of-geothermal-energy/
IRENA, Geothermal electricity capacity worldwide from 2009 to 2025 (in megawatts) ÌÇÐÄÆÆ½â°æ, /statistics/476281/global-capacity-of-geothermal-energy/ (last visited July 25, 2026)
Geothermal electricity capacity worldwide from 2009 to 2025 (in megawatts) [Graph], IRENA, March 31, 2026. [Online]. Available: /statistics/476281/global-capacity-of-geothermal-energy/