What are our forests really made of? From the air, ecologist Greg Asner uses a spectrometer and high-powered lasers to map nature in meticulous kaleidoscopic 3D detail -- what he calls "a very high-tech accounting system" of carbon. In this fascinating talk, Asner gives a clear message: To save our ecosystems, we need more data, gathered in new ...

Dr. Greg Asner is the Director of the Arizona State University Center for Global Discovery and Conservation Science in Hilo, Hawaiʻi, and Tempe, Arizona. He holds Bachelors, Masters, and Doctoral degrees in engineering, ecology, and biology, respectively, from the University of Colorado. Dr. Asner has lived and worked in the Hawaiian Islands sin...