Greg Asner: Ecology from the air
What are our forests really made of From the air, ecologist Greg Asner uses a spectrometer and highpowered lasers to map nature in meticulous kaleidoscopic 3D detail what he calls a very hightech accounting system of carbon. In this fascinating talk, Asner gives a clear message: To save our ecosystems, we need more data, gathered in new ways. TEDTalks is a daily video podcast of the best talks and performances from the TED Conference, where the world s leading thinkers and doers give the talk of their lives in 18 minutes (or less). Look for talks on Technology, Entertainment and Design plus science, business, global issues, the arts and much more. Find closed captions and translated subtitles in many languages at Follow TED news on Twitter: Like TED on Facebook: Subscribe to our channel:
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