"If something isn't done about the climate/carbon crisis, people... today might be living in the last generation to experience a stable atmosphere, and thus a stable form of governance, for any foreseeable future. ...[B]ecause our Constitution doesn't mention the rights of nature (or even the environment), the Earth's biosphere is getting short shrift of our legal system..."
January 1, 1970
https://en.wikiquote.org/wiki/Thom_Hartmann