A general view of the heating and power plant in Schwerin, Germany April 28, 2023. REUTERS/Annegret Hilse 

A general view of a reservoir, part of the heating and power plant in Schwerin, Germany April 28, 2023. REUTERS/Annegret Hilse 

A general view of reservoirs, part of the heating and power plant in Schwerin, Germany April 28, 2023. REUTERS/Annegret Hilse 

A worker walks in front a housing complex heated by geothermal energy in Szeged, Hungary, November 22, 2022. REUTERS/Marton Monus 

A housing complex heated by geothermal energy is seen in Szeged, Hungary, November 22, 2022. REUTERS/Marton Monus 

Balazs Veres and his family play in their home in a housing complex heated by geothermal energy in Szeged, Hungary, November 22, 2022. REUTERS/Marton Monus 

Workers change drill bits on a geothermal rig in Szeged, Hungary, November 22, 2022. REUTERS/Marton Monus 

Workers build apartments in a housing complex heated by geothermal energy in Szeged, Hungary, November 22, 2022. REUTERS/Marton Monus 

Balazs Veres and his family play in their home in a housing complex heated by geothermal energy in Szeged, Hungary, November 22, 2022. REUTERS/Marton Monus 

Timea Veres and her son Zsombor play in their home in a housing complex heated by geothermal energy in Szeged, Hungary, November 22, 2022. REUTERS/Marton Monus 

A housing complex heated by geothermal energy is seen in Szeged, Hungary, November 22, 2022. REUTERS/Marton Monus 

A worker builds a door frame in an apartment in a housing complex heated by geothermal energy in Szeged, Hungary, November 22, 2022. REUTERS/Marton Monus 

Men talk in a thermal bath heated by geothermal energy in Gyula, Hungary, November 17, 2022. REUTERS/Marton Monus TPX IMAGES OF THE DAY 

A woman relaxes in a thermal bath heated by geothermal energy in Gyula, Hungary, November 17, 2022. REUTERS/Marton Monus TPX IMAGES OF THE DAY 

A specialist checks the heating unit in a thermal bath heated by geothermal energy in Gyula, Hungary, November 17, 2022. REUTERS/Marton Monus 

A man swims in a thermal bath heated by geothermal energy in Gyula, Hungary, November 17, 2022. REUTERS/Marton Monus 

People swim in a thermal bath heated by geothermal energy in Gyula, Hungary, November 17, 2022. REUTERS/Marton Monus 

A worker stands at the control desk of a geothermal rig in Szeged, Hungary, November 17, 2022. REUTERS/Marton Monus 

A man walks in front of a geothermal heating center of a housing estate in Szeged, Hungary, November 17, 2022. REUTERS/Marton Monus 

People visit an exhibition in a castle heated by geothermal energy in Gyula, Hungary, November 17, 2022. REUTERS/Marton Monus 

The geothermal heating center of a housing estate is seen in Szeged, Hungary, November 17, 2022. REUTERS/Marton Monus 

A woman rides a bicycle in front of a geothermal heating center of a housing estate in Szeged, Hungary, November 17, 2022. REUTERS/Marton Monus 

A geothermal rig is seen in Szeged, Hungary, November 17, 2022. REUTERS/Marton Monus 

A housing estate heated by geothermal energy is seen in Szeged, Hungary, November 17, 2022. REUTERS/Marton Monus 

The geothermal heating center of a housing estate is seen in Szeged, Hungary, November 17, 2022. REUTERS/Marton Monus 

Officials inspect a steam separator tower at Pertamina’s geothermal binary plant in Lahendong, Tomohon, North Sulawesi province, Indonesia, April 25, 2022. REUTERS/Fransiska Nangoy 

Pertamina CEO Nicke Widyawati walks with subsidiary Pertamina Geothermal Energy officials during a visit at its geothermal plant in Tompaso, Minahasa, North Sulawesi province, Indonesia, April 25, 2022. REUTERS/Fransiska Nangoy REFILE-CORRECTING INFORMATION 

Pertamina CEO Nicke Widyawati talks with officials during a visit at its geothermal binary plant in Lahendong, Tomohon, North Sulawesi province, Indonesia, April 25, 2022. REUTERS/Fransiska Nangoy 

Officials inspect a steam separator tower at Pertamina’s geothermal binary plant in Lahendong, Tomohon, North Sulawesi province, Indonesia, April 25, 2022. REUTERS/Fransiska Nangoy 

Pertamina CEO Nicke Widyawati talks with subsidiary Pertamina Geothermal Energy officials during a visit at its geothermal plant in Tompaso, Minahasa, North Sulawesi province, Indonesia, April 25, 2022. REUTERS/Fransiska Nangoy REFILE-CORRECTING INFORMATION 

Pertamina CEO Nicke Widyawati talks with officials during a visit at its geothermal binary plant in Lahendong, Tomohon, North Sulawesi province, Indonesia, April 25, 2022. REUTERS/Fransiska Nangoy 

Bjarnarflag Geothermal Power Station is pictured during the winter in Myvatn, Iceland February 14, 2022. REUTERS/Nacho Doce 

A geothermal powerplant owned by EnergySource LLC is seen in the distance through geological mudpots atop the San Andreas Fault in Calipatria, California, U.S. September 16, 2021. EnergySource plans to add equipment to the power plant to extract lithium from underground brines for use by the electric vehicle battery industry. Picture taken September 16, 2021. REUTERS/Ernest Scheyder 

A geothermal powerplant owned by EnergySource LLC is seen atop the San Andreas Fault in Calipatria, California, U.S. September 16, 2021. EnergySource plans to add equipment to the power plant to extract lithium from underground brines for use by the electric vehicle battery industry. Picture taken September 16, 2021. REUTERS/Ernest Scheyder 

U.S. Secretary of State Antony Blinken speaks with CEO of Reykjavik Energy Bjarni Bjarnason during a tour to the Hellisheidi Geothermal Plant, in Hengill, Iceland May 18, 2021. Saul Loeb/Pool via REUTERS 

U.S. Secretary of State Antony Blinken speaks with CEO of Reykjavik Energy Bjarni Bjarnason during a tour to the Hellisheidi Geothermal Plant, in Hengill, Iceland May 18, 2021. Saul Loeb/Pool via REUTERS 

U.S. Secretary of State Antony Blinken speaks with CEO of Reykjavik Energy Bjarni Bjarnason during a tour to the Hellisheidi Geothermal Plant, in Hengill, Iceland May 18, 2021. Saul Loeb/Pool via REUTERS 

U.S. Secretary of State Antony Blinken speaks with Icelandic Foreign Minister Gudlaugur Thor Thordarson during a tour to the Hellisheidi Geothermal Plant, in Hengill, Iceland May 18, 2021. Saul Loeb/Pool via REUTERS 

U.S. Secretary of State Antony Blinken speaks with CEO of Reykjavik Energy Bjarni Bjarnason during a tour to the Hellisheidi Geothermal Plant, in Hengill, Iceland May 18, 2021. Saul Loeb/Pool via REUTERS 

U.S. Secretary of State Antony Blinken stands alongside CEO of Reykjavik Energy Bjarni Bjarnason, and Icelandic Foreign Minister Gudlaugur Thor Thordarson, during a tour to the Hellisheidi Geothermal Plant, in Hengill, Iceland May 18, 2021. Saul Loeb/Pool via REUTERS 

An employee of Vulcan Energy Resources works on a sample of geothermal water in Eggenstein near Karlsruhe, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

An employee of Vulcan Energy Resources works on a sample of geothermal water in Eggenstein near Karlsruhe, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

An employee of Vulcan Energy Resources works on a sample of geothermal water in Eggenstein near Karlsruhe, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

Katharina Gerber, product manager of Vulcan Energy Resources, works on a sample of geothermal water in Eggenstein near Karlsruhe, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

Katharina Gerber, product manager of Vulcan Energy Resources, works on a sample of geothermal water in Eggenstein near Karlsruhe, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

Thomas Koelbel, project manager of German power supplier EnBW Energie Baden Wuerttemberg AG for the installation of a pilot facility for lithium extraction at an EnBW geothermal power station, poses for a picture in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

A geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG, where a pilot facility for lithium extraction will be built, is pictured in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

Jochen Kolb, research director of the Karlsruhe Institute of Technology (KIT), poses for a picture at a geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

Thomas Koelbel, project manager of German power supplier EnBW Energie Baden Wuerttemberg AG for the installation of a pilot facility for lithium extraction at an EnBW geothermal power station, poses for a picture in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

A pipe flange, provided for a pilot facility for lithium extraction, is pictured at a geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG, where a pilot facility for lithium extraction will be built, in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

Geothermal water is seen through a sight glass at a pipeline system of a geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG, where a pilot facility for lithium extraction will be built, in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

A pipeline system of a geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG, where a pilot facility for lithium extraction will be built, is pictured in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

An exit pipe of a deep drilling is pictured at a geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG, where a pilot facility for lithium extraction will be built, in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

Geothermal water is seen through a sight glass at a pipeline system of a geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG, where a pilot facility for lithium extraction will be built, in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

Geothermal water is seen through a sight glass at a pipeline system of a geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG, where a pilot facility for lithium extraction will be built, in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

A pipeline system of a geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG, where a pilot facility for lithium extraction will be built, is pictured in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

A geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG, where a pilot facility for lithium extraction will be built, is pictured in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

A geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG, where a pilot facility for lithium extraction will be built, is pictured in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

A geothermal power station of German power supplier EnBW Energie Baden Wuerttemberg AG, where a pilot facility for lithium extraction will be built, is pictured in Bruchsal, Germany, April 23, 2021. Picture taken April 23, 2021. REUTERS/Ralph Orlowski 

Birds fly above a geothermal power station unit (PLTP) owned by PT. Geo Dipa Energi (Persero) at Dieng mountain area in Banjarnegara, Central Java, Indonesia, November 15, 2020. REUTERS/Willy Kurniawan