Clean Tech expert Richard Hilt explains various aspects of this new field. These insights are drawn from a presentation he delivered at the Clean Tech Open in Silicon Valley in August

Clean Tech expert Richard Hilt explains various aspects of this new field. These insights are drawn from a presentation he delivered at the Clean Tech Open in Silicon Valley in August 2008.

For more information, visit www.cleantechopen.com. This film was produced by Expert In A Box.

The circular economy offers businesses a path to resilient, cost-effective supply chains with reduced greenhouse gas emissions. This video features the Ellen MacArthur Foundation team, authors of

The circular economy offers businesses a path to resilient, cost-effective supply chains with reduced greenhouse gas emissions. This video features the Ellen MacArthur Foundation team, authors of the "Building a circular supply chain" white paper, and industry leaders. They discuss the journey from linear to circular supply chains, the role of professionals, and accelerating progress.

The Ellen MacArthur Foundation, an international charity, champions the circular economy – a design-driven approach that eliminates waste and pollution, circulates products and materials, and regenerates nature.

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At a 2023 hearing, Rep. Ralph Norman cheered bat extinction, despite over 6 million northern long-eared bats dying since 2006 from white-nose syndrome. This epidemic, the worst wildlife disease

At a 2023 hearing, Rep. Ralph Norman cheered bat extinction, despite over 6 million northern long-eared bats dying since 2006 from white-nose syndrome. This epidemic, the worst wildlife disease outbreak in North American history, currently has no cure.

The Center for Biological Diversity, a Tucson-based 501c3 nonprofit, believes human welfare is deeply linked to nature's vast diversity. We work through science, law, and creative media to protect species on the brink of extinction, ensuring a future where the wild thrives.

For more information, action opportunities, and social media links, visit our website: biologicaldiversity.org. You can also email us at center@biologicaldiversity.org.

Harp seal pups are born with white coats, maturing into adults with silver-white fur and distinctive black, harp-shaped markings that give them their name.

Warming oceans pose an

Harp seal pups are born with white coats, maturing into adults with silver-white fur and distinctive black, harp-shaped markings that give them their name.

Warming oceans pose an existential threat to these ice-dwelling seals. Oceana campaigns against climate change drivers like offshore drilling and promotes renewable energy. Support our work by making a [symbolic harp seal adoption](https://bit.ly/3o7nlEU); all gifts protect marine life.

Join our community of Wavemakers! Connect with us on [Instagram](https://www.instagram.com/oceana/), [Twitter](http://twitter.com/oceana), and [Facebook](https://www.facebook.com/oceana/).

Join the Commonwealth Club’s Virtual Gala on November 19 at 6 pm to celebrate women in science and medicine. Register and donate: text Club2021 to 41444 or visit