Closing the Loop by Recycling Apparel: Reju CEO Patrik Frisk
Patrik Frisk, CEO of ReJu, joins Climate Rising to discuss his company’s mission to recycle textile waste and build circular supply chains for apparel made of polyester fabric. Patrik brings his prior experience leading Under Armour and other global brands across the textile and footwear industry for over 35 years.
Patrik describes how ReJu turns discarded apparel made of polyester blends into new polyester, and how it tackles the logistical and technical challenges of sorting, processing, and regenerating blended fabrics at scale. Patrik also describes relevant policy trends such as extended producer responsibility and offers advice for those pursuing careers in the circular economy.
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45:43
Extending Apparel Lifespan: ThredUp CEO James Reinhart
James Reinhart, CEO of ThredUp, one of the largest online resale platforms for secondhand clothing. James co-founded the company while he was a Masters’ student at Harvard and has spent the last 15 years scaling a national logistics and digital infrastructure platform for resale.
In this episode James describes why the company decided to handle physical goods rather than act as a pure marketplace, how ThredUp helps brands run their own resale channels, and how AI and automation are reshaping their operations. James also describes related public policies like extended producer responsibility (EPR) and provides advice for those pursuing careers in circular economy innovation.
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40:02
Designing for Circularity at Scale: A Conversation with Karen Pflug of Ingka Group
In the latest episode of Climate Rising from Harvard Business School, Karen Pflug, Chief Sustainability Officer of Ingka Group (IKEA), shares how IKEA is embedding circularity throughout its business model.
She discusses how IKEA is redesigning iconic products like the Billy bookcase to make them easier to disassemble and repair, how secondhand retail pilot programs at IKEA stores are reaching new customers, and how investments like RetourMatras are developing circular solutions for end-of-life mattresses. Karen also describes how policy, design, and customer nudges can accelerate circularity at global scale—and offers advice for those seeking careers in circular economy innovation.
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48:27
Advancing the Circular Economy: A Conversation with Lauren Rodriguez of Closed Loop Partners
Lauren Rodriguez, who leads partnerships at Circular Services, a Closed Loop Partners company, joins host Mike Toffel to discuss building the infrastructure and investment models needed to scale the circular economy.
Lauren explains how Closed Loop Partners supports the transition from a linear to a circular economy through capital management, innovation initiatives, and operating companies like Circular Services. She shares how their private equity, venture capital, and catalytic credit strategies are helping scale recycling, reuse, and circular supply chains.Lauren also explores the critical role of policy—especially extended producer responsibility(EPR) laws—in driving investment and highlights emerging technologies like AI-powered waste stream analysis and autonomous electronics disassembly that are accelerating progress. She closes with advice and resources for students and professionals interested in careers at the intersection of circular economy, investing, and innovation.
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43:45
Scaling Reuse with Vytal: A Circular Economy Conversation with CEO Fabian Barthel
Fabian Barthel, Co-Founder of Vytal, a circular economy packaging-as-a-service startup, joins host Mike Toffel to explore the innovation, behavioral science, and regulations shaping the market for reusable containers for take-out food and beverages.
Fabian shares how Vytal is tackling packaging waste by building a reusable container system for restaurants, canteens, and major events. He explains why deposit-based systems often fail, how Vytal’s “borrow and return” model changes consumer behavior, and how data, technology and behavioral science underpin their service design. Fabian also discusses the evolving regulatory landscape, including Germany’s reuse mandates and emerging municipal single-use taxes. He closes by offering advice to circular economy entrepreneurs about how to align impact with profit.
Climate Rising is about the impact of climate change on business. It brings business and policy leaders and Harvard Business School faculty together to share insights about what businesses are doing, can do, and should do to confront climate change. It explores the many challenges and opportunities that climate change raises for managers, such as decisions about where they choose to locate, the technologies they develop and use, their strategies with respect to products, marketing, customer engagement, and policy—in other words, the full spectrum of business concerns.