Activists set up tents demanding ban on lithium exploitation in Belgrade, Serbia, February 11, 2022. The poster reads,"Rio Tinto get off the Drina!" REUTERS/Zorana Jevtic 

Demonstrators hold a banner reading "Serbia is not for sale" during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, January 20, 2022. REUTERS/Marko Djurica 

Demonstrators kiss in front of the Serbian Governmet building during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, January 20, 2022. REUTERS/Marko Djurica 

A demonstrator stands in front of the Serbian Governmet building during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, January 20, 2022. REUTERS/Marko Djurica 

Demonstrators march on the streets during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, January 20, 2022. REUTERS/Marko Djurica 

Demonstrators march on the streets during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, January 20, 2022. REUTERS/Marko Djurica 

A person holds a banner as people attend a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, January 20, 2022. REUTERS/Marko Djurica 

Demonstrators march on the streets during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, January 20, 2022. REUTERS/Marko Djurica 

Savo Manojlovic, a lawyer who heads the Kreni-Promeni (Move-Change) civic group, speaks during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, January 20, 2022. REUTERS/Marko Djurica 

Serbian Prime Minister Ana Brnabic attends a news conference after a Serbian government session about Rio Tinto, in Belgrade, Serbia, January 20, 2022. REUTERS/Zorana Jevtic 

Serbian Prime Minister Ana Brnabic speaks during a news conference after a Serbian government session about Rio Tinto, in Belgrade, Serbia, January 20, 2022. REUTERS/Zorana Jevtic 

Serbian Prime Minister Ana Brnabic speaks during a news conference after a Serbian government session about Rio Tinto, in Belgrade, Serbia, January 20, 2022. REUTERS/Zorana Jevtic 

Serbian Prime Minister Ana Brnabic speaks during a news conference after a Serbian government session about Rio Tinto, in Belgrade, Serbia, January 20, 2022. REUTERS/Zorana Jevtic 

Serbian Prime Minister Ana Brnabic speaks during a news conference after a Serbian government session about Rio Tinto, in Belgrade, Serbia, January 20, 2022. REUTERS/Zorana Jevtic 

Serbian Prime Minister Ana Brnabic speaks during a news conference after a Serbian government session about Rio Tinto, in Belgrade, Serbia, January 20, 2022. REUTERS/Zorana Jevtic 

Serbian Prime Minister Ana Brnabic speaks during a news conference after a Serbian government session about Rio Tinto, in Belgrade, Serbia, January 20, 2022. REUTERS/Zorana Jevtic 

Serbian Prime Minister Ana Brnabic speaks during a news conference after a Serbian government session about Rio Tinto, in Belgrade, Serbia, January 20, 2022. REUTERS/Zorana Jevtic 

Serbian Prime Minister Ana Brnabic speaks during a news conference after a Serbian government session about Rio Tinto, in Belgrade, Serbia, January 20, 2022. REUTERS/Zorana Jevtic 

Demonstrators from environment groups block the streets in front the government building during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 18, 2021. REUTERS/Marko Djurica 

Demonstrators from environment groups block the streets in front the government building during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 18, 2021. REUTERS/Marko Djurica 

Demonstrators from environment groups hold banners as they block the streets in front the government building during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 18, 2021. REUTERS/Marko Djurica 

Demonstrators from environment groups block the streets in front the government building during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 18, 2021. REUTERS/Marko Djurica 

Demonstrators from environment groups block the streets in front the government building during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 18, 2021. REUTERS/Marko Djurica 

Demonstrators from environment groups block the streets in front the government building during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 18, 2021. REUTERS/Marko Djurica 

A demonstrator holds a placard as people from environment groups block the streets in front the government building during a protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 18, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

A man sits in a tram as environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

A man waves a flag as environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

A man gestures during a protest as environmental activists block the E-75 highway to demonstrate against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Environmental activists block the E-75 highway to protest against Rio Tinto's plans to open a lithium mine, in Belgrade, Serbia, December 11, 2021. REUTERS/Marko Djurica 

Members of the Apache Stronghold, a group of Native Americans and conservationist, gather near the 9th U.S. Circuit Court of Appeals as the court listen arguments on whether it had the power to override an act of Congress that gave Rio Tinto Ltd land in Arizona for its Resolution copper mine, which has been challenged by Native Americans, in San Francisco, California October 22, 2021. REUTERS/Carlos Barria 

A man wears a hat which reads "You are on Indian Land", as members of the Apache Stronghold gather near the 9th U.S. Circuit Court of Appeals while the court listen arguments on whether it had the power to override an act of Congress that gave Rio Tinto Ltd land in Arizona for its Resolution copper mine, which has been challenged by Native Americans, in San Francisco, California October 22, 2021. REUTERS/Carlos Barria 

Members of the Apache Stronghold, a group of Native Americans and conservationist, gather near the 9th U.S. Circuit Court of Appeals as the court listen arguments on whether it had the power to override an act of Congress that gave Rio Tinto Ltd land in Arizona for its Resolution copper mine, which has been challenged by Native Americans, in San Francisco, California October 22, 2021. REUTERS/Carlos Barria 

Members of the Apache Stronghold, a group of Native Americans and conservationist gather near the 9th U.S. Circuit Court of Appeals as the court listen arguments on whether it had the power to override an act of Congress that gave Rio Tinto Ltd land in Arizona for its Resolution copper mine, which has been challenged by Native Americans, in San Francisco, California October 22, 2021. REUTERS/Carlos Barria 

A sign heralds the entrance way to Rio Tinto's research and development hub in Bundoora on the outskirts of Melbourne, Australia July 30, 2021. REUTERS/Melanie Burton 

A lithium processing pilot plant is packed into a container for shipping to its Jadar lithium project in Serbia, at Rio Tinto's research and development hub on the outskirts of Melbourne, Australia July 30, 2021. REUTERS/Melanie Burton 

A sample of the mineral jadarite, from Rio Tinto's Jadar lithium mine in Serbia, and the chemicals it will make are displayed at its research and development hub in Bundoora, Melbourne, Australia, July 30, 2021. REUTERS/Melanie Burton 

A rock sample of the mineral Jadarite, from Rio Tinto's lithium project in Serbia, is displayed at the miner's Bundoora research and development hub on the outskirts of Melbourne, Australia on July 30, 2021. REUTERS/Melanie Burton 

A jar of lithium carbonate produced by Rio Tinto from its Jadar lithium project in Serbia is displayed at the miner's research and development hub in Melbourne, Australia July 30, 2021. REUTERS/Melanie Burton 

Jean-Sebastien Jacques, CEO of Rio Tinto Group poses for a portrait ahead of the publication of the company 2019 full year results in London, Britain February 26, 2020. REUTERS/Hannah McKay 

Jean-Sebastien Jacques, CEO of Rio Tinto Group poses for a portrait ahead of the publication of the company 2019 full year results in London, Britain February 26, 2020. REUTERS/Hannah McKay 

Jean-Sebastien Jacques, CEO of Rio Tinto Group poses for a portrait ahead of the publication of the company 2019 full year results in London, Britain February 26, 2020. REUTERS/Hannah McKay 

Jean-Sebastien Jacques, CEO of Rio Tinto Group poses for a portrait ahead of the publication of the company 2019 full year results in London, Britain February 26, 2020. REUTERS/Hannah McKay 

Jean-Sebastien Jacques, CEO of Rio Tinto Group poses for a portrait ahead of the publication of the company 2019 full year results in London, Britain February 26, 2020. REUTERS/Hannah McKay 

Jean-Sebastien Jacques, CEO of Rio Tinto Group poses for a portrait ahead of the publication of the company 2019 full year results in London, Britain February 26, 2020. REUTERS/Hannah McKay 

Jean-Sebastien Jacques, CEO of Rio Tinto Group poses for a portrait ahead of the publication of the company 2019 full year results in London, Britain February 26, 2020. REUTERS/Hannah McKay