this post was submitted on 26 Dec 2023
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The coal plants are not 100% efficient though. In fact they're probably in the realm of 40%
Yup, and that's ignoring the loss in transforming and transporting the energy across the grid, and in the chemistry of the battery itself through charges and discharges. Energy density of batteries is also a fraction of that of petrol, so every EV is also carrying around a lot of extra weight.