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Small-Scale Question Sunday for July 28, 2024

Do you have a dumb question that you're kind of embarrassed to ask in the main thread? Is there something you're just not sure about?

This is your opportunity to ask questions. No question too simple or too silly.

Culture war topics are accepted, and proposals for a better intro post are appreciated.

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What were the levels in the Carboniferous? Because I would set them to this value.

175–600 ppm according to Wikipedia.

Any reason for that being the ideal level?

I want massive flying insects. I guess the oxygen levels would have to be higher for that as well.

Maybe he wants to have abundance for all?