U.N. Climate Chief Rajendra Pachauri on 'Irreversible and Dangerous' Global Impacts

In November, a United Nations climate panel offered a stark warning to world leaders: time is running out to avoid potentially catastrophic climate change. We’ll talk with the chair of that panel, Rajendra Pachauri, about his proposed solutions to the looming crisis. We’ll also get his take on the likelihood of an agreement at this year’s climate talks in Paris.

• More: IPCC: Climate Change Is Taking a Toll in California and It’s Going to Get Worse
• More: Intergovernmental Panel on Climate Change website