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Yes, up to 35% during the Carboniferous period, which allowed a whole host of creatures to get much bigger than they are today. I'm not sure when it dropped to
by Autodidactyles 6y ago
Yes, up to 35% during the Carboniferous period, which allowed a whole host of creatures to get much bigger than they are today. I'm not sure when it dropped to the modern 21%, though.
https://forces.si.edu/atmosphere/02_02_06.html https://forces.si.edu/atmosphere/02_02_06.html
- bigmattystyles 6y agoKinda ruins Jurassic park, the brachiosaurus should have been out of breath the whole time I bet...
- rangibaby 6y agoI still enjoy Jurassic Park, but can't unsee a mental image of plucked, frozen supermarket chicken every time I look at the dinosaurs