Earlier quoted context omitted.
Fwiw, cotton crops are incredibly water intensive. Probably a better solution than factory farming animals or releasing more plastics into the environment, but it's not perfect either.
I hear hemp is pretty good on all counts, though. But definitely buy less clothes, take better care of them, and make sure to give/sell the good ones you have but don't wear to second hand shops instead of just throwing them away.
[1] Compared to viscose etc.