Solid-state batteries could cut the carbon footprint of electric vehicle (EV) batteries by 29% compared with today's liquid lithium-ion batteries and could reduce it even further using sustainably sourced materials, a campaign group said on Tuesday. Based on a comparison of one of the most promising solid-state batteries to lithium-ion technology and using sustainable lithium sources, a battery's carbon footprint could be cut by as much as 39%, Transport and Environment (T&E) said.
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