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Gel and lithium-ion tech could enable 1000-mile EV range on one charge
(interestingengineering.com)
This is a most excellent place for technology news and articles.
Directly via exhaust? It's a significant number, but maybe not the biggest one. But add manufacturing, oil (or battery materials) extraction and refining, road infra construction and maintenance, emissions connected to suburbanization, microplastic pollution from tires, health and safety impact, and you'll get a much grimmer picture. LEDs won't cut it, and cars do not scale to 8B people.