Bill McKibben is the Schumann Distinguished Scholar in Environmental Studies at Middlebury College and the founder of 350.org. His most recent book is Radio Free Vermont.
The dream of an environmental president seems to be fading away.
And if so, is that terrible news?
Four decades ago, he spoke out bravely against the Vietnam War. Will he show the same courage today, in helping to end the fossil-fuel era?
How we subsidize energy giants to wreck the planet, and what we can do about it.