Dakota Midday: SDSU Holtry Lecturer

Nov 17, 2016

Columbia University ecologist Ruth DeFries discusses how global prosperity benefits people and nature. Dr. DeFries is the author of The Big Ratchet: How Humanity Thrives in the Face of Natural Crisis. She speaks Thursday night at South Dakota State University in Brookings for the Holtry Lecture.

Dr. Ruth DeFries.
Credit www.earth.columbia.edu