alt Hacker NewsProviding 90% of power is not "powering the world".
It really helps to also have a complementary storage technology with low capacity capex, even if the round trip efficiency is lower. This would complement batteries in the same way ordinary RAM complements cache memory in a computer.
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outside1234 • today at 3:25 PM
The goal of getting to renewables is to not remove every carbon source but to slow the rate of change so we can adapt. 90% meets that.
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The article specifically notes the following:
>We can get far without worrying about the last 5-10%. The solutions for the last 5-10% could be fossil fuels in the short-term, long-duration storage as it matures, or easily storeable e-biofuels.