Quote:
Originally Posted by EonBlue
That's not really a relevant argument to make. Everything can be a poison at high enough concentrations.
The atmosphere is nowhere near toxic levels of CO2 and will never reach toxic levels because of human activity.
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You're the guy who claimed a 400,000 PPM level of C02 was not harmful and I showed you how 100,000 PPM's is deadly to humans. You still sticking to that point?