3 ms·

Far before civilization too, so I guess we can't blame sedentarism either.

• tamaharbor 5y ago
  Kind of like warming since the end of the last glacial period 10,000 years ago.
  • guerrilla 5y ago
    You're not trying to imply that that is the cause of the current global warming, are you?
    • kataklasm 5y ago
      relevant xkcd: https://xkcd.com/1732/ https://xkcd.com/1732/