The Yurok and Karuk peoples fought for decades to remove dams on the Klamath River, which decimated salmon populations and riparian ecosystems vital to their traditional lifeways. In 2022, the US

The Yurok and Karuk peoples fought for decades to remove dams on the Klamath River, which decimated salmon populations and riparian ecosystems vital to their traditional lifeways. In 2022, the US government agreed to remove four dams, launching the largest river restoration project in US history. This monumental achievement highlights tribal activism and groundbreaking partnerships.

Learn about this success, culture-based restoration, and tribal collaboration with state and federal governments. This talk, delivered at the 2023 Bioneers Conference, was moderated by Cara Romero, with Samuel Gensaw, Isaac Kinney, and Craig Tucker. For more information, visit bioneers.org.

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.

David Korten, author of "Agenda for a New Economy," presented at the 39th Trinity Institute National Theological Conference. His address explored "Radical Abundance: A Theology of

David Korten, author of "Agenda for a New Economy," presented at the 39th Trinity Institute National Theological Conference. His address explored "Radical Abundance: A Theology of Sustainability."

Learn more about David Korten at davidkorten.org. His book, "Agenda for a New Economy," can be ordered from Amazon.com.

On Earth Day 2020, Elder Nii Gaani Aki (Leading Earth Man), Dr. David Courchene of Turtle Lodge, Canada, shared a profound message.

He conveyed that Mother Earth is currently giving birth

On Earth Day 2020, Elder Nii Gaani Aki (Leading Earth Man), Dr. David Courchene of Turtle Lodge, Canada, shared a profound message.

He conveyed that Mother Earth is currently giving birth to a new life.

While rights are widely understood, the corresponding responsibilities are often overlooked. David Arnot champions a "responsibility revolution" to sustain human rights and democratic ideals,

While rights are widely understood, the corresponding responsibilities are often overlooked. David Arnot champions a "responsibility revolution" to sustain human rights and democratic ideals, urging everyone to participate.

A lifelong advocate for human rights and reconciliation, Arnot has a distinguished career. As a Provincial Court Judge, he pioneered sentencing circles for restorative justice. As Treaty Commissioner, his "Teaching Treaties in the Classroom" project was cited by the UN, and he coined the phrase "we are all treaty people." Currently, as Chief Commissioner of the Saskatchewan Human Rights Commission, he prioritizes mediation, education, and systemic advocacy over litigation.

This talk was delivered at a TEDx event. Learn more at https://www.ted.com/tedx.

This excerpt features an interview with Aleut elder Larry Merculieff from the Native

This excerpt features an interview with Aleut elder Larry Merculieff from the Native Perspectives on Sustainability project. Merculieff critiques the term "sustainability," advocating for humanity's inherent intelligence to live in alignment with all creation.

This series, "Native Perspectives on Sustainability," is produced by David Hall of Portland State University.

David W. Orr is the Paul Sears Distinguished Professor of Environmental Studies and Politics and Special Assistant to the President at Oberlin College. He also holds a James Marsh Professorship at

David W. Orr is the Paul Sears Distinguished Professor of Environmental Studies and Politics and Special Assistant to the President at Oberlin College. He also holds a James Marsh Professorship at the University of Vermont.

Orr is the author of *The Nature of Design* (Oxford, 2002) and *Design on the Edge* (MIT, 2006).

His recent work includes a two-year, $2 million project to define a 100-day climate action plan for the Obama administration. Learn more at www.climateactionproject.com.

On Saturday, November 6, 2021, hundreds gathered at the Turtle Lodge International Centre for Indigenous Education and Wellness. The event was an Honouring Ceremony dedicated to Elder Dr. Dave

On Saturday, November 6, 2021, hundreds gathered at the Turtle Lodge International Centre for Indigenous Education and Wellness. The event was an Honouring Ceremony dedicated to Elder Dr. Dave Courchene and his Vision of Turtle Lodge.

During the ceremony, David Suzuki shared remarks, celebrating Dr. Courchene's contributions.

Underwater drone expert and TED Fellow David Lang asserts that ocean protection isn't solely for scientists; ordinary citizens have a proven history of safeguarding natural treasures. Lang

Underwater drone expert and TED Fellow David Lang asserts that ocean protection isn't solely for scientists; ordinary citizens have a proven history of safeguarding natural treasures. Lang advocates for a three-point plan to conserve underwater wonders, drawing lessons from the US National Parks Service.

Discover more TED Talks for further insights.

Founder David Katz, Co-Founder Shaun Frankson, and plastics expert Mike Biddle were interviewed in Victoria, BC. They discussed The Plastic

Founder David Katz, Co-Founder Shaun Frankson, and plastics expert Mike Biddle were interviewed in Victoria, BC. They discussed The Plastic Bank's mission to reduce global poverty and plastic waste.

This interview was published on August 20, 2013.