April 18, 2012 Are humans warming the Earth? An enlightening debate touches on most of the issues of one of the central questions of our time
April 17, 2012 When do we agree that a science's results are trustworthy? The answer can't be "never."
March 29, 2012 On a recent flight, commentator Adam Frank sat next to a man who wanted to talk about the "controversy" surrounding climate science. Frank and his new friend spent the rest of their time together in a friendly give-and-take over the realities of the science and politics of global warming.
February 16, 2012 The United States and five other nations are embarking on a new program to limit pollutants connected to global warming. But they're not targeting carbon dioxide with this effort — instead, they're looking at methane gas, and soot.
February 13, 2012 Why some people call carbon dioxide (and the other greenhouse gases) the steroids of the climate system.
January 26, 2012 Gardeners: Take heed. An updated plant map shows that the United States is getting warmer. That means spring planting may come earlier and some plants can tolerate new northern latitudes.
January 25, 2012 As science advances, it becomes more abstract and distant from people's everyday reality. How do we bridge the gap so that society as a whole can engage in the questions of the day, from global warming to the debate on evolution?
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.