Bill McKibben: The 350 Parts Per Million* Solution?

Last Friday evening Elli and I heard Bill McKibben, the founder of 350.org*, speak at Amherst College. Bill is probably the leading environmental activist in the country. The 650 people who jammed the original lecture hall, and the 300 more who flooded the video-fed, auxiliary venue, were a testament to his drawing power and the growing unease so many feel about climate change.