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If life existed previously on Venus but no longer, how long could phosphine exist in the atmosphere without breaking down due to natural chemical processes?
by bencollier49 6y ago
If life existed previously on Venus but no longer, how long could phosphine exist in the atmosphere without breaking down due to natural chemical processes?
- rg2004 6y agoIn their video conference they said thousands of seconds.
- bencollier49 6y agoOnly in the upper cloud layers! Apparently underneath they haven't a clue, but I'm guessing it can't be aeons.