Evidence Squared #10: Debunking William Happer's carbon cycle myth

In the first “Breaking Debunking” mini-episode of the Evidence Squared podcast, John Cook and Peter Jacobs explain how the carbon cycle works (the CO2 we breath out originally came from the air) and debunk William Happer’s myth from CNN that breathing adds CO2 to the atmosphere.

Posted by John Cook on Tuesday, 2 May, 2017

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