Rumaitha Al Busaidi

Climate Change Activist, Women's Rights Activist, Radio Presenter, Marine Scientist, Entrepreneur and Footballer

Erin Brockovich

Consumer Advocate, Author, TV Host & Environmental Activist

Mona Das

Former Washington State Senator Focused on Environmental Justice

Daphne Frias

Climate Change, Disability & Environmental Activist

Amali Tower

Climate Displacement, Migration & Refugee Expert; Founder of Climate Refugees

Q&A: Amali Tower on Climate Migration and 'Evolution Earth'

Vanessa Nakate

Ugandan Climate Justice Activist; Founder of Youth for Future Africa

Jamie Margolin

Climate Change Activist; Author; Founder & Co-Executive Director of Youth-Led Climate Action Group "Zero Hour"

Devita Davison

Executive Director of FoodLab Detroit, Food Justice, Community Representation & Sustainability Advocate

Jasmine Crowe-Houston

Founder & CEO at Goodr Co.

Sylvia Acevedo

Engineer, Rocket Scientist & Technology Leader; Inspirational Speaker; Corporate Director at Qualcomm; Former CEO of Girl Scouts USA

How Sylvia Acevedo Defied Barriers to Become Girl Scout CEO

Sivan Ya'ari

Founder and CEO, Innovation Africa

Howard Ross

Social Justice Advocate, Founder & CLO of Cook Ross, Inc.

Dalia Rabin-Pelossof

Former Israeli Deputy Minister of Defense

Katie Spotz

World Record-Breaking Endurance Athlete & Safe Water Activist

Rick Ridgeway

Environmentalist, Mountaineer, Expedition Author, Former VP of Environmental Initiatives & Special Projects at Patagonia

Jonathan Trent

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

Blake Mycoskie

Founder of TOMS, Social Entrepreneur & Author of NY Times Bestseller "Start Something That Matters"

Jason Clay

Senior Vice President of Food & Markets at WWF

Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

John Izzo, PhD

Leadership Expert & Bestselling Author

John Passacantando

Former Executive Director of Greenpeace USA

Joseph P. Kennedy II

Former Member of the U.S. House of Representatives & Founder of Citizens Energy Corporation

Christine Ervin

Former US Assistant Secretary of Energy; National Leader on Green Buildings & Clean Energy

Doc Hendley

Global Humanitarian, Clean Water Crusader, Top 10 CNN Hero, Sustainability Advocate

Robert Ballard

Renowned Ocean Explorer & Scientist

Robert Swan

Polar Explorer & Environmentalist; First Man Ever to Walk Unsupported to Both Poles

David Suzuki

Environmentalist & Scientist; Co-Founder of the David Suzuki Foundation

Bill Nye

"The Science Guy"; Science Communicator, TV Presenter & Mechanical Engineer; Climate Change Activist

Dr. Michio Kaku

World-Renowned Futurist & Theoretical Physicist

Van Jones

CEO of REFORM Alliance, CNN host, Emmy Award-winning Producer & NY Times Best-Selling Author