Roger Hallam
Co-Founder, Extinction Rebellion
Guests by Last Name
Jeremiah Hammerling
Filmmaker, My Country No More
Ellen Hanak
Senior Fellow and Center Director, Public Policy Institute of California
Ann Hand
Former CEO, Project Frog
Chad Hanson
Research Ecologist
Karen Hao
Contributing Writer, The Atlantic
Amy Harcourt
Co-founder/Principal, Bikes Make Life Better, Inc.
Amy Harder
Energy Reporter, Axios
Dr. Bill Hare
CEO & Managing Director, Climate Analytics
Scott Harmon
Sustainability Advisor, Boy Scouts of America
Doug Harris
Documentary Filmmaker
Kamala Harris
Vice President, United States of America
John Hart
Author, An Island in Time
Craig Hartman
Design Partner, SOM
Steven Hartmeier
CEO, mOasis
Hal Harvey
CEO, Energy Innovation
Vanessa Hauc
Anchor, Noticias Telemundo; Director, Telemundo News Planeta Tierra
Paul Hawken
Author and Entreprenuer
Barbara Haya
Director, Berkeley Carbon Trading Project, Goldman School of Public Policy, UC Berkeley