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Politics : Formerly About Advanced Micro Devices -- Ignore unavailable to you. Want to Upgrade?


To: i-node who wrote (1152917)7/28/2019 11:48:37 AM
From: Wharf Rat  Read Replies (1) | Respond to of 1570814
 
"We really need to throw some of that alarmist money at determining the optimum carbon levels,"
"They" say it's 350 for human civilization. That's in the rear view mirror. I don't know how you determine optimum, but maybe it's when the losses exceed the gains.

twitter.com " Some plants, we know, grow better in an atmosphere containing around a thousand ppm of CO2. That is a harmless level for people. Maybe that's a good target.'

The last time we were there, the human population totaled zero. Is that the optimal setting you seek to re-create?