I was curious about total life cycle CO2 output and found an study in Nature. It... | Hacker News

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		michaelbuckbee on April 24, 2021 \| parent \| context \| favorite \| on: Gravity batteries try to beat chemical ones with w... I was curious about total life cycle CO2 output and found an study in Nature. It looks like: - Hydropower + Bioenergy -> 100 gCO2eq kWh−1 - Traditional fossil fuels -> 78–110 gCO2eq kWh−1 - Nuclear, Wind and Solar -> 3.5–12 gCO2eq kWh−1 https://www.nature.com/articles/s41560-017-0032-9

throwaway189262 on April 25, 2021 [–]

This is actual supporting data from a reliable source and should be up top.

So it appears fossil fuels take ten times more energy to run over a lifetime. Less than I expected but still bad

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