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Department of Energy and administered by NREL, wasД®stablished to advance economically viable and environmentally sound DLE technologyДevelopment from geothermal brine found at the Salton Sea. Launched the American-Made Geothermal Lithium Extraction Prize. Photo by Dennis Schroeder, NREL A Prize Aimed at Solving ChallengesДЄs DLE attracts more attention as a viable alternative for lithium extraction, other The team is pictured next to a catalytic reactor. It more toward heavy-metal extraction,вЂќ he said.Д®ric Karp, middle, is helping NREL use traditional methods and technologies to extract вЂњWeвЂ™re using technologies that have been traditionally applied to plants and moving Plastics, and commodity chemicals, such as acrylic acid used in the production of Karp specializes in extracting compounds from plants for biofuels, How the same process used to separate chemicals from plant extracts can also extract Will depend on expanding innovation and creating new technologies, and NREL is playingД®ric Karp, senior chemical engineer in NRELвЂ™s National Bioenergy Center, is investigating In geothermal brine that contains many minerals and metals.

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Scaling up any of these techniques to full production capability remains a challengingДЇor example, developing a solid material that bonds with just lithium is a huge challenge Porous materials that enable lithium bonding, ion exchange, and solvent extraction. Safe, can be directly sourced in the United States, and is cost competitive,вЂќ WarrenДLE technologies can be broadly grouped into three main categories: adsorption using вЂњThe increasing global demand and the need for a secure supply of lithium has createdДЄ deep interest-and urgency-in fully developing DLE that is considered environmentally Industry leaders, including NREL, are working to accomplish. Pumping the brine back underground to recharge the geothermal reservoir.

The goal is to extract the lithium before The renewable power source for production. Of space, whereas DLE utilizes land that is already in use by power plants.ДLE enables a more sustainable lithium supply, including using geothermal energy as Methods like these also take up a significant amount Both techniques can lead to land destruction, potentialД¬ontamination, and high water consumption, notably in areas already suffering fromДrought and desertification.

Or lithium-containing saltwater beneath salt flats, which is pumped into large basins Most lithium is sourced in places such as South America and China from open-pit mines Of supply sourced domestically from a brine operation in Nevada, according to the Lithium in the United States is almost entirely imported, with only a small fraction The brine is already used in nearly a dozen geothermal power plants toД¬reate electricity, and these same facilities can serve as an important part of DLE The underground water beneath the lakebed into a pressurized brine as hot as 500 degreesДЇahrenheit. The Salton Sea sits on the seismically active San Andreas Fault. вЂњLithium-rich geothermal brines represent a vast, untapped resource that can potentiallyД«e developed into a robust domestic supply while adding to a well-paying workforce,вЂќ Metric tons annually, according to a 2021 NREL report, ' Techno-Economic Analysis of Lithium Extraction from Geothermal Brines,' authored by Ian Warren, senior geoscientist at NREL. lithium demand from CaliforniaвЂ™s Salton Sea known geothermal areaДЄverage lithium supply from underneath this salt lake is estimated at more than 24,000 DLE could be a game-changing extraction method, potentially delivering 10 times Is researching is direct lithium extraction (DLE), which extracts lithium from undergroundД«rine. With global demand for lithium expected to increase to nearly 500% of 2018 levelsД«y 2050, according to the World Bank Group report, ' Minerals for Climate Action: The Mineral Intensity of the Clean Energy Transition,' there is an urgency to find new domestic lithium sources and innovative ways toДЄn emerging geothermal technology the National Renewable Energy Laboratory (NREL)

More clear just how universal lithiumвЂ™s application has become. Add in the increasing demand for electric cars and it becomes even Lithium-ion batteries are ubiquitous in everything from laptops and phones to toysДЄnd pacemakers. Photo by Janet Harvey, Heidelberg University CaliforniaвЂ™s Salton Sea, one of the worldвЂ™s largest inland seas, could potentiallyДeliver 10 times the current U.S.