Weepy Bill McKibben: "I think that the standard scientific assessment, at least for the last seven or eight years, is someplace between 40 and 70 percent of species would go extinct in a rapid warming scenario like the one we're entering"

Bill McKibben talks about the fight against climate change

I think that the standard scientific assessment, at least for the last seven or eight years, is someplace between 40 and 70 percent of species would go extinct in a rapid warming scenario like the one we're entering.
...I mean, you know, this is a country where 40 percent of people think Elvis is still alive...One oceanographer last month at the close of the big conference on ocean acidification in California said that by century's end, at this pace, the oceans of the world will be "hot, sour and breathless." ...we'll see a huge increase in severe weather, to the point where my guess would be that civilization will just be a series of emergency responses to things.

[Interviewer] It's been described that in a few hundred years people might be huddled near the poles, hoping that nothing further bad happens to them.

I really do think it's probably best not to indulge our worst fears.