David Keith reviews the science and technology of solar geoengineering, examining its potential to reduce climate risks, associated new risks, and current uncertainties. He proposes integrating

David Keith reviews the science and technology of solar geoengineering, examining its potential to reduce climate risks, associated new risks, and current uncertainties. He proposes integrating solar geoengineering into a comprehensive 4D climate policy, which includes emissions cuts, carbon removal, and adaptation.

A distinguished expert, David Keith is a Harvard Professor of Applied Physics and Public Policy. He founded Carbon Engineering, a company developing technology to capture CO2 for carbon-neutral fuels. Best known for his work on solar geoengineering, he led Harvard's Solar Geoengineering Research Program. He has authored over 200 academic publications and "A Case for Climate Engineering."

The session was moderated by Greg Bronevetsky.

Dr. Joseph W. Dorsey is an Associate Professor and Associate Dean for Academic Affairs at the University of South Florida's Patel College of Global Sustainability (PCGS). He also directs the PCGS

Dr. Joseph W. Dorsey is an Associate Professor and Associate Dean for Academic Affairs at the University of South Florida's Patel College of Global Sustainability (PCGS). He also directs the PCGS Academic Capstone and the Food Sustainability and Security concentration.

His research focuses on urban agriculture, brownfield redevelopment, sustainable food management, and community economic empowerment. Dr. Dorsey previously held faculty positions at Michigan State, Miami University, and USF-St. Petersburg. Before his doctoral career, he served as a Peace Corps Volunteer and a public health and clinical nutritionist.

In his talk, "Urban Agriculture and Food Security in the Age of Climate Change," Dr. Dorsey discusses sustainable urban living. This presentation was part of a local TEDx event. Learn more at https://www.ted.com/tedx.

Psychologists David Sherman (UC Santa Barbara) and Leaf Van Boven (University of Colorado, Boulder) review their recent research, offering a framework to deepen understanding of climate advocacy.

Psychologists David Sherman (UC Santa Barbara) and Leaf Van Boven (University of Colorado, Boulder) review their recent research, offering a framework to deepen understanding of climate advocacy. Learn to utilize strategies of affirmation, norms, immediacy, and legacy in your own citizen lobbying efforts.

The presentation covers a theoretical background, a framework for overcoming barriers, data & findings, and implications for advocacy & training. You can skip to specific sections: Theoretical Background (4:19), Framework For Overcoming Barriers (27:10), Data & Findings (42:07), and Implications for Advocacy & Training (52:49).

Professor Jaime Toney, an Environmental and Climate Science expert at the University of Glasgow, uses organic geochemistry to study how Earth responds to climate change. Her talk offers a unique

Professor Jaime Toney, an Environmental and Climate Science expert at the University of Glasgow, uses organic geochemistry to study how Earth responds to climate change. Her talk offers a unique perspective from the Earth itself, exploring the future challenges we face due to a changing climate.

This insightful presentation was delivered at a TEDx event, an independently organized local community event following the TED conference format. For more information, visit the official TEDx website: https://www.ted.com/tedx.

"Why Climate Action Gets Stuck and What to do About it" explores why climate initiatives often stall or backtrack despite initial progress. Based on a five-year research project, Professor Matthew

"Why Climate Action Gets Stuck and What to do About it" explores why climate initiatives often stall or backtrack despite initial progress. Based on a five-year research project, Professor Matthew Hoffmann explains these obstacles and proposes strategies for transformative change to address the climate emergency.

Matthew Hoffmann is a Professor of Political Science at the University of Toronto, Scarborough, and Co-Director of the Environmental Governance Lab. His research focuses on global governance, climate change politics, and international relations. Author of several books, including *Climate Governance at the Crossroads*, he is currently researching Political Pathways to Decarbonization. This talk was presented at a TEDx event. Learn more at https://www.ted.com/tedx.

Professor Chukwumerije Okereke's TEDx talk warns of an impending climate crisis, drawing parallels with the COVID-19 pandemic's lessons on unpreparedness. He emphasizes the dangers of inaction but

Professor Chukwumerije Okereke's TEDx talk warns of an impending climate crisis, drawing parallels with the COVID-19 pandemic's lessons on unpreparedness. He emphasizes the dangers of inaction but also highlights opportunities for countries to embrace environmental consciousness and sustainable development.

A Professor of Environment and Development at the University of Reading, Okereke co-directs the Climate and Justice Centre. His extensive background includes senior roles at the Tyndall Centre for Climate Change Research and Oxford University, where he remains a visiting fellow. His work focuses on policies and strategies to address climate change and natural resource degradation in Africa.

Learn more about TEDx events at https://www.ted.com/tedx.

The national uprising following George Floyd's murder has underscored systemic racism and its impact on environmentalism, where communities of color face disproportionate climate burdens yet are

The national uprising following George Floyd's murder has underscored systemic racism and its impact on environmentalism, where communities of color face disproportionate climate burdens yet are often excluded from solutions. Join us for a vital conversation on amplifying leaders of color in climate action and building an inclusive, anti-racist green movement.

Speakers include Mustafa Santiago Ali (National Wildlife Federation), Robert Bullard (Texas Southern University), and Glynda Carr (Higher Heights for America), hosted by Greg Dalton. Support our work: commonwealthclub.org/covid19support, become a member, or donate now. You can also text DONATE to 415-329-4231.

Join The Commonwealth Club and UC Berkeley’s Townsend Center for "Climate Change and Sacred Groves," part of a series on catastrophe and the present. Scholar Sugata Ray and artist Ranu Mukherjee

Join The Commonwealth Club and UC Berkeley’s Townsend Center for "Climate Change and Sacred Groves," part of a series on catastrophe and the present. Scholar Sugata Ray and artist Ranu Mukherjee will discuss the natural world's relationship with the sacred in India, especially in the Anthropocene.

Ray, author of *Climate Change and the Art of Devotion*, examines ecologically grounded theology. Mukherjee's art focuses on ecology and culture, often featuring the banyan tree. Their conversation will prompt reflection on art's role in contemporary climate, health, and sacred concerns.

For more: Subscribe, view events, become a member, or watch & listen. Connect on Facebook, Instagram, and Twitter.

Biologist IndriÄ·is Krams, deeply connected to the natural world, highlights our detachment from it and the critical importance of biodiversity. He argues that human influence has long impacted

Biologist IndriÄ·is Krams, deeply connected to the natural world, highlights our detachment from it and the critical importance of biodiversity. He argues that human influence has long impacted nature, and now it's time for people to develop compassion and change their behavior to prevent further destruction.

A professor at the Universities of Tartu, Daugavpils, and Latvia, Krams specializes in evolutionary and behavioral ecology, biological conservation, and the physiology of various species. A Fulbright recipient, he has conducted research at Harvard and the University of Tennessee, authoring over 120 scientific articles. This talk was given at a TEDx event. Learn more at ted.com/tedx.

MIT Professor Tim Gutowski explores climate change, from thermodynamic principles to local solutions, ultimately identifying a "silver bullet."

Dr. Gutowski, who earned his Ph.D. in

MIT Professor Tim Gutowski explores climate change, from thermodynamic principles to local solutions, ultimately identifying a "silver bullet."

Dr. Gutowski, who earned his Ph.D. in mechanical engineering from MIT in 1981, is currently a professor of mechanical engineering and a member of the Laboratory for Manufacturing and Productivity. This talk was presented at an independently organized TEDx event. Learn more at ted.com/tedx.