Bernie Sanders: “Climate change is, in fact, an existential threat, not just…”

“All of us and every scientist who has studied the issue understands that climate change is real and that Climate change is, in fact, an existential threat, not just to Wisconsin or Vermont, not just to America, but the entire planet. Everybody understands that, except Donald Trump, who thinks it is a hoax. Now, I say that not just to point out the stupidity of Trump's position, not just to point …” (19:31–19:41)

This is an excerpt from a raw transcript. The assertions have not been audited or verified. Tap the video to view the source footage and understand the context.