Is CO2 plant food or is it a denialist trope?

The Rational View podcast with Dr. Al Scott ›

31:48 | Jun 21st

In this episode I’m doing a fact check on the claim that CO2 is plant food. This really is a well known fact. Plants use CO2 in photosynthesis to grow. It is indisputably true. And yet on the Skeptica...Show More