Ed Begley Jr.

Environmental Activist & Emmy Award-Nominated Actor

Ayana Elizabeth Johnson

Marine Biologist, Conservation Strategist, Founder & CEO of Ocean Collectiv

What If We Get It Right?: Visions of Climate Futures

Natalie Kyriacou OAM

Environmental + Social Impact Leader, Australian Top Innovator & Australia’s Top ‘Green’ Voice

Liz Bonnin

Award-Winning Science Expert & Broadcaster; Known for "Blue Planet Live" and "Drowning in Plastic"

Danni Washington

TV Host, Science Communicator, Ocean Explorer & Nature Advocate

Daniela V. Fernandez

Founder & CEO of Sustainable Ocean Alliance

Denis Hayes

Organizer of the First Earth Day; CEO of The Bullitt Foundation

Joan Michelson

Co-Host of the Electric Ladies Podcast, ESG Consultant, Business Sustainability & Leadership Expert

Aditi Mayer

Keynote Speaker on Sustainability, Fashion, Environment & Social Justice

Bernadette Beck

Founder & CEO of Kindle Coffee & 1 for 1 Foundation; Actress & Journalist Known for "Riverdale"

Edna Odhiambo

Independent Climate Consultant

Bill Nussey

Founder of the Freeing Energy Project; Partner at Tech Square Ventures & Engage

Amali Tower

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

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

Kehkashan Basu

Forbes 30 under 30, United Nations Human Rights Champion, National Geographic Young Explorer & Founder-President of Green Hope Foundation

Pia Heidenmark Cook

Sustainability & Business Transformation Expert; Former CSO of Ingka Group (IKEA)

Kate Brandt

Lead for Sustainability at Google & Former Chief Sustainability Officer for the Obama Administration

Katharine Hayhoe

Atmospheric Scientist, Professor of Political Science & Director of Climate Science Center at Texas Tech, Lead Scientist with The Nature Conservancy

Saving Us: A Climate Scientist's Case for Hope and Healing in a Divided World

Adrian Grenier

Actor Known for HBO's "Entourage"; Environmental Activist; UN Ambassador

Sylvia Earle

Explorer-in-Residence at National Geographic & Oceanographer; Former Chief Scientist of the NOAA

Riddhima Yadav

Climate Strategist & Sustainability Business Leader

Dr. Julio Friedmann

Chief Scientist at Carbon Direct & Non-Resident Fellow at the Center on Global Energy Policy at Columbia University SIPA

Diva Amon

Star of "Welcome to Earth" on Disney+; Caribbean Marine Biologist & 2022 Pew Fellow

Dr. Nick "Ranger Nick" Fuhrman

Josiah Meigs Professor of Environmental Education & Nature TV Host

Kimi Werner

Freedive-Spearfishing Champion, Certified Chef & Award-Winning Environmentalist

Catherine Coleman Flowers

Climate Justice Activist; Founding Director of the Center for Rural Enterprise and Environmental Justice

Catherine Coleman Flowers - Climate Business Innovation Summit

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

Tom Rand

Entrepreneur, Venture Capitalist & Author

Mark Z. Jacobson

Director of the Atmosphere/Energy Program & Professor of Civil and Environmental Engineering at Stanford University

Chris Turner

Author, Sustainability & Global Cleantech Expert