The Last Time CO2 Was Below 310 PPM

What would happen if progressives were successful at destroying civilization, and CO2 eventually dropped back down below 310 PPM – like in 1923?

07 Apr 1923 – NORTH POLE MELTING. – Trove

via The Deplorable Climate Science Blog

http://bit.ly/2ZlgzKz

April 17, 2019 at 10:58PM

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