re: #527 jaunte
Because way back, before the dinosaurs, during the time when most of the coal beds were laid down, the earth was covered in swampy forests while the CO2 level in the atmosphere was quite a bit higher than today (and so was O2 btw.)
What the commercial brazenly leaves out is which life forms benefit from a much warmer earth: jellyfish, cockroaches, and 5 ton reptiles…