Any conversation about how to deal with the emissions problem from fossil fuel-powered vehicles will sooner or later end up turning to hydrogen. For a lot of people, it’s the obvious solution to the problem – it just needs a little more time to develop. But there is one very significant reason why hydrogen is not the solution the world needs to its ecological problems, at least not for any form of personal transportation. It can’t seem to escape how massively inefficient it is compared to battery-powered alternatives.
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