Environmental activist and founde r of 350.org, the massive grassroots climate change initiative, Bill McKibben has certainly had an impact on public perception and public action on climate change, alternative energy and the need for localized economies. He will speak at 7:30 p.m., April 19, at the Arthur L. Scott Spartan Center, Northampton Community College, Bethlehem campus.

In 2014 McKibben was awarded the Right Livelihood Prize, sometimes called the "alternative Nobel." His 1989 book The End of Nature is regarded as the first book for a general audience about climate change, and has appeared in 24 languages. He's gone on to write a dozen more. He was the 2013 winner of the Gandhi Prize and the Thomas Merton Prize, and holds honorary degrees from 18 colleges and universities.

A former staff writer for the New Yorker magazine, he writes frequently for a wide variety of publications around the world.

Admission is free, but reservations are required at Northampton.edu/BillMcKibben. A live stream of this event will be broadcast at the Monroe Campus, Keystone Hall 202, with no reservations required.