MEET THE EXPERTS
Homero Aridjis
Tim Carmichael
Thom Hartmann
Kenny Ausubel
Peter DeMenocal
Paul Hawken
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Stephen Hawking
David Orr
Stephen Schneider
Bill McKibben
Andy Revkin
Steven Strong
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David Suzuki
Vijay V. Vaitheeswaran
Sheila Watt-Cloutier
Peter Warshall
Greg Watson
James Woolsey
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