Achenyo Idachaba

Head of MitiMeth, A Nigeria-Based Environmentally Aware Production Company

Michael Shellenberger

Founder & President of Environmental Progress; Expert on Energy, Climate, Security, Human Development and Politics

Ric O'Barry

Wildlife Activist, Author & Founder of the Dolphin Project; Star of the Academy Award-Winning Documentary "The Cove"

Naomi Oreskes

Geologist & Earth Science Historian

Celine Cousteau

Environmental Activist, Storyteller & Author

Céline Cousteau's Speaker Reel

Joel Sartore

National Geographic Photographer & Author

Carl Pope

Senior Advisor to UN Envoy for Cities and Climate; Former CEO and Chairman of the Sierra Club

Barton Seaver

Celebrity Chef, Author & Sustainable Food Advocate; National Geographic Fellow; Ocean Conservationist

Reese Halter

Forest & Ocean Defender

Calvin Mackie

Inspirational Entrepreneur & Mentor

Rose George

Author, A Life Removed, The Big Necessity, Ninety Percent of Everything

David de Rothschild

Environmentalist, Adventurer & Founder of Sculpt the Future Foundation

Jonathan Trent

Former Director of Offshore Membrane Enclosures for Growing Algae; Founder of UpCycle Systems

Mark Tercek

Former President & CEO of The Nature Conservancy

Teresa Palmer

Actress, Writer & Model

Laurie David

Producer, Activist Author,The Family Dinner: Great Ways To Connect With Your Kids One Meal At A Time

Paul Dickinson

Sustainability Expert & Executive Chairman of The Carbon Disclosure Project

Erin Schrode

Expert Advocate for Health, Sustainability & Environmental Education; Named "America's Green Girl" by OK Magazine

David Crane

Strategic Advisor Executive at Pegasus Capital Advisors; Former President & CEO of NRG Energy, Inc.; Climate Advocate

Pavan Sukhdev

President, WWF International; Environmental Economist