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Topic	Why do you believe that dinosaurs grew to such massive sizes?
Questionmarktarius 09/14/23 9:25:23 PM #45:	rodu_jr posted... Carboniferous Period 350-300 million years ago Does that explain the nitrogen? Look around, right now. Almost all you don't see is nitrogen. The atmosphere is 78% nitrogen, 20% oxygen, 1% argon, and then the rest. Carbon dioxide is 0.4%. <cite>Questionmarktarius posted [p:976073675] in Why do you... [t:80564686]...</cite> <quote>rodu_jr posted... </cite><quote>Carboniferous Period 350-300 million years ago</quote>Does that explain the nitrogen?Look around, right now. Almost all you don't see is nitrogen.The atmosphere is 78% nitrogen, 20% oxygen, 1% argon, and then the rest.Carbon dioxide is 0.4%.</quote> ... Copied to Clipboard!
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