Did not cause all of it? Then if it caused some of it, what was the source of the CO2 at that time? Just what were the dinosaurs manufacturing and driving at that time?
The CO2 then was from an advanced civilization who mass produced SUVs, lawnmowers, airplanes, and breathed and flatulated, and worshiped their equivalent of Gore. Apparantly, they advanced so much, with so much CO2 output, they warmed the planet to their complete destruction [and, in that case, complete obliteration of their remains]. We’re just repeating the cycle!
Really big ass-ed SUV’s