"A Republican ascendancy all but assures the extinction of life on earth, including, eventually, us" is the extreme overreaction here.

Sorry to burst your bubble, but the Democrats are not serious about climate change. Serious is something that would actually significantly reduce fossil fuel consumption, like say a $5/gallon gas tax. Not happening.

And I submit that people who deny the sex binary are far greater science deniers than those who question complex climate modeling. And also much crazier.