Inside Climate News, a small online non-profit devoted to covering the changing climate, just won the most prestigious prize in journalism. Three Inside Climate reporters took home the National Reporting Pulitzer for coverage of pipeline regulation and the hazards of tar sands oil. Lisa Song, one of the winners, speaks with host Steve Curwood about the honor.

In fall 2012, Copenhagen laid out an ambitious plan to become the world's first carbon neutral capital by 2025. There's still a long way to go, but as reporter Justin Gerdes tells host Steve Curwood, the Danish city has made great progress, with an ocean-water cooling system up and running, a bike super-highway and of course, many windmills.

April 22nd 1970 was the very first Earth Day. Denis Hayes, its coordinator, talks with host Steve Curwood about what Earth Day achieved in the early days, and how it might recreate that success today in the face of global challenges like climate change.

The Goldman Environmental Prize is often called the “Green Nobel”. This year’s winners include activists from Italy, Indonesia and Colombia who made a difference in their communities. Host Steve Curwood talks with Azzam Alwash about restoring Iraq's marshes, with South African Jonathan Deal who fought to limit fracking there, and with Chicago's Kimberly Wasserman who helped shut down coal-fired powerplants.

Seattle public radio station KUOW reporter Ross Reynolds visits the deep green Bullitt Center along with the man who dreamed it up, Denis Hayes. As Hayes explains, the Center is a self sufficient building designed to emulate a living organism.