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Richard Alley: "The Biggest Control Knob: Carbon Dioxide in Earth's Climate History" - YouTube
http://www.youtube.com/watch?v=RffPSrRpq_g&t=42m06s
From the 2009 AGO Fall meeting. Original here: http://www.agu.org/meetings/fm09/lectures/lecture_videos/A23A.shtml http://mind.ofdan.ca/co2-is-and-has-always...
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Salon | Talk | Display of Art: Calm, Volupty but lux limitation - YouTube
https://m.youtube.com/watch?v=6TEh98ccBYc
Bertrand Lavédrine, Director of the CRCC, Centre de Recherche sur la Conservation des Collections, Paris Dr. Stefan Horsthemke, Managing Director, AXA Art Ge...