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solar PVs are definitely producing more than put in. It takes years, as opposed to months or days for fossil fuels and nuclear, but it does pay back. look up ER
by flavius29663 3y ago
solar PVs are definitely producing more than put in. It takes years, as opposed to months or days for fossil fuels and nuclear, but it does pay back. look up EROI https://en.wikipedia.org/wiki/Energy_return_on_investment https://en.wikipedia.org/wiki/Energy_return_on_investment
- rgmerk 3y agoAnd the EROI on solar is constantly improving. Every year we are using less material per cell to make more efficient cells.
- nicup12345689 3y agoExactly the point, EROI of PV is questionable. It relies on a lot of industry (mining for example) that is/was only possible from oil/"fossil"