Anja-Isabel Dotzenrath

CEO, E.ON Climate & Renewables

Tsechu Dolma

Founder, Mountain Resiliency project

John Hall

Associate Vice President and Texas State Director for Clean Energy, Environmental Defense Fund

Donna Haraway

Distinguished Professor Emerita in the History of Consciousness Department and Feminist Studies Department at the University of California, Santa Cruz

Dr. Sylvia Hood Washington

Chief Environmental Research Scientist at Environmental Health Research Associates, LLC.

Jen Rustemeyer

Producer and Filmmaker

Kartik Chandran

Environmental Engineer & Professor at Columbia University

Tyson Jerry

World Record Holder for Distance on Alternative Fuel; Specialist in Alternative Fuel & Transportation; Photographer

Bindi Irwin

Wildlife Conservationist & Daughter of Steve Irwin; Season 21 Contestant on "Dancing With the Stars"

Tensie Whelan

Director of NYU's Center for Sustainable Business; Former President of the Rainforest Alliance

Cassandra Moseley

Director of the Ecosystem Workforce Program in the Institute for a Sustainable Environment at the University of Oregon

Patricia Arquette

Academy Award-Winning Actress, Activist, Humanitarian & Author

Sophia Bush

Actress, Humanitarian & Author

Christiana Figueres

Expert on Global Climate Change; Former Executive Secretary of the UN Framework Convention on Climate Change

Naomi Oreskes

Geologist & Earth Science Historian

Laura Stachel, M.D., M.P.H

Co-Founder of WE CARE Solar, a Company that Fights to Combat High Maternal Mortality Rates in Developing Countries

Lynn Jurich

Co-Founder & CEO of SunRun

Emmy Rossum

Actress Known for Showtime's "Shameless" & Singer-Songwriter

Joan Baez

Legendary Folk Musician & Human Rights Activist

Alexandra Cousteau

Environmental Activist, Storyteller & Ocean Advocate

Emmanuelle Chriqui

Actress Known for "Entourage;" Social Advocate for Colon Cancer, Environmental Issues & Human Rights in Congo

Sheryl Crow

Grammy Award-Winning Singer-Songwriter

Laurie David

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

David Suzuki

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

Jan Schlichtmann

Environmental Lawyer & Author, Subject of the Film "A Civil Action"

Daniel Esty

Hillhouse Professor of Environmental Law and Policy at Yale Law School, Corporate Environmental Strategy Expert & Co-Author of "Green to Gold"

Jamie Beard

Geothermal Activist & Executive Director at Project Innerspace

Jamie Beard | TED | The Untapped Energy Source That Could Power the Planet

Vedika Bhandarkar

Chief Operating Officer at Water.org

Daphne Frias

Climate Change, Disability & Environmental Activist

Cynthia Giles

Guest Fellow at the Environmental & Energy Law Program at Harvard Law School