January 24, 2012 In the first hour of Talk of the Nation, how the Catholic church has changed over the past decade, and preventing further damage to the climate. In the second hour, runaway kids, and examining the question, Is Turkey the new normal?
January 23, 2012 Climate simulations show that massive technological interventions, known as "geoengineering," could protect food crops from some of the damaging effects of global warming. But researchers say local effects are hard to predict, so geoengineering may not be worth the risk.
December 12, 2011 Canada is withdrawing from the 1997 Kyoto Protocol agreement on climate change, with Environment Minister Peter Kent arguing that the framework doesn't represent the way forward for Canada or the world.
December 7, 2011 I answer questions about semantics, false equivalency and my first few months as ombudsman on a call-in show out of Columbus, OH. Listen to the full interview online and share your reactions on the blog.
December 6, 2011 Just as we starting to find new worlds beyond our own, we have also developed a new and highly sophisticated understanding of how Earth and its life evolve together. Astrophysicist and commentator Adam Frank says this is no coincidence.
November 17, 2011 A listener says using the term "climate change" sounds like an Orwellian attempt to duck the consequences of "global warming." He's right that NPR and the media are saying "climate change" more, but the terms have different meanings. There is, moreover, little scientific doubt about either.
October 28, 2011 Mitt Romney drew barbs Friday for his continued shift to the ideological right on the climate change issue. Actually, the criticism for Romney that blew in from both the political right and left came as critics accused him of a full flip flop on global warming.
October 7, 2011 The greenhouse gas emissions from the 55 million tons of food the U.S. food wastes every year add up to 135 million tons a year. Some foods, like beef, have a much bigger impact on the climate than others.
September 14, 2011 "There's a long tradition of people who don't like a particular message turning to attack the person delivering the message," he told NPR. "I view it as an honor, really."
August 1, 2011 An arctic scientist was abruptly suspended from his work at a government agency on July 18. Many suspected that the action was tied to his 2006 work, which raised alarms about climate change. But he's now been informed that he will be questioned about a different polar bear study that was halted.
June 3, 2011 A discussion around the issue of climate change has commentator Ursula Goodenough feeling a little low. She finds hope and renewal, however, in the words of novelist Jonathan Franzen as he talks about his relationship with nature.
May 26, 2011 Scientific research tells us that climate change is happening. The science of climate change is the basis for many people's fear about the future. But what motivates people who don't believe in climate change?
April 19, 2011 A warming climate and erosion are causing Arctic coasts to recede by an average of 1.5 feet per year, a new report says. Two-thirds of the Arctic coastline is made of permafrost, an environment that is very sensitive to an increase in temperatures.