38751c01_ate_Science_Myths___PlanetSave__One_Liner
[0] 48 [Skeptic Argument] “CO2 was higher in the past” [3] When CO2 levels were higher in the past, solar levels were also lower. The combined effect of sun and CO2 matches well with climate. [One Liner] 
When CO2 was higher in the past, the sun was cooler.
119 One-Liners to Respond to Climate Science Myths | PlanetSave
One Liner