The idea that a warming planet means more wildfires has been around for some time, but new research suggests smoke from wildfires may also play a role in contributing to climate change.

That's the finding of a new study from scientists at Carnegie Mellon University, the Los Alamos National Laboratory and the University of Montana published this week in the journal "Nature Geoscience."

Neil Donahue, professor of Chemical Engineering, Chemistry, and Engineering and Public Policy at Carnegie Mellon University, joins Take Two for more.