circular economy2
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Using Recycled Materials, Designer Jianhui Yan Is Creating Sustainable Fashion
An interview with fashion designer Jianhui Yan, who’s been making beautiful and eco-friendly apparel for almost two decades.
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Predicting The Pace of the Transition to Environmental Sustainability
The size of the human population, the political demands globally for increased material consumption, and the finite resources we still draw from the earth will drive the transition to environmental sustainability.
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Improving Circularity, Social Inclusion, and Biodiversity at the World’s Second Largest Utility
Columbia Climate School’s Research Program on Sustainability Policy and Management is partnering with the global smart energy solutions provider Enel X Global Retail to evaluate its new sustainability improvement initiative.
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A Plastics Treaty Will Be Grand, but this Recycling Innovator in Indonesia Isn’t Waiting
A pop-up Sustain What conversation with a sustainability-focused entrepreneur building a plastic trash-to-resource business across eastern Indonesia.
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Quick Tips to Repair Broken Items and Keep Them Out of the Landfill
The longer we can extend the lifetimes of consumer products, the better off our planet will be.
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We Need to Advance Solid Waste Technology
To implement a true circular economy, we need to systematically and automatically reuse most of the material placed in our trash bags.
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Celebrate Circularity Day With Us on March 10
Columbia Climate School and Barnard College team up to celebrate the power of smart design, reuse, and repair, to build sustainability on campus and beyond.
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Circularity: A Powerful Tool for Fighting Climate Change
Sandra Goldmark discusses an upcoming Climate Week NYC event on the power of a new approach to consumption as a collective climate response.
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The Pace of the Transition to an Environmentally Sustainable Economy
We need to focus less on dramatic gestures and symbols demonstrating commitment and more on operational reality if we are to truly speed the transition and reduce long-term, irreversible damage to the planet.
AGU25, the premier Earth and space science conference, takes place December 15-19, 2025 in New Orleans, Louisiana. This year’s theme—Where Science Connects Us—puts in focus how science depends on connection, from the lab to the field to the ballot box. Once again, Lamont-Doherty Earth Observatory and Columbia Climate School scientists, experts, students, and educators are playing an active role, sharing our research and helping shape the future of our planet. #AGU25 Learn More
