On Monday, at the U.N. climate change conference in New York, the Rockefeller Brothers Fund and several dozen other groups will announce their divestment from fossil fuels.
Former Mexican President Felipe Calderon lead a group to encourage heads of state to propel climate change. He discusses the obstacles that block aggressive efforts to curb climate change.
Tens of thousands of people demanding action on climate change are expected to march in New York City, ahead of the UN Climate Summit. Joel Rose speaks with NPR's Wade Goodwyn from the protests.
Hundreds of thousands are expected at a march in New York City ahead of the United Nations climate summit. Organizers want to send a message to world leaders that it's time to take concrete action.
In the new exhibit "Genesis," the noted photographer Sebastiao Salgado shares his vision of "a kind of state of humanity of the planet," from Amazon tribes to frozen Siberia.
Geographer David Salisbury talks about his friend Edwin Chota, a Peruvian activist who advocated that land being illegally logged should be given to indigenous groups. Chota was murdered on Sept. 1.
As part of the ongoing recovery from Hurricane Sandy, New York's plan is to buy and demolish hundreds of homes on Staten and Long islands and let nature return as a barrier to future storm surges.
With rising seas, cities like Satellite Beach, Fla., are debating options: defend the shoreline to avoid destruction, or retreat, withdrawing homes and businesses from the water's edge.