Climate Rising

Parth Jindal and Prabodha Acharya of JSW Group join Climate Rising to discuss how one of India’s largest industrial conglomerates is reducing the carbon intensity of its steel business while scaling infrastructure for a fast-growing economy. They share how JSW built vertically integrated operations—from power to cement to ports—through industrial symbiosis, and why energy efficiency, renewable pow...

Galen Nelson, Chief Climate Officer at the Massachusetts Clean Energy Center (MassCEC) explains how the state is helping accelerate climate innovation through early-stage grants, equity investments, and infrastructure support. Galen outlines how MassCEC targets “market failures” where private investors hesitate—such as pilot and demonstration projects—and how these public investments help attract...

Jonathan Schrag, Deputy Climate Chief for the Commonwealth of Massachusetts, joins Climate Rising to discuss how the state is tackling emissions, electrifying infrastructure, and responding to a shifting federal policy landscape. Jonathan shares how Massachusetts’ newly created Climate Office coordinates across agencies—from housing to public health to corrections—to embed climate action into all...

Hui Wen Chan, Senior Director of Sustainability at Crusoe, describes how the rapid rise of AI is reshaping energy demand and Crusoe’s efforts to design more sustainable data centers. She explains how Crusoe leverages stranded energy sources, repurposed electric vehicle batteries, on-site renewables, and innovative energy-efficient cooling technologies to design and build gigawatt-scale AI data cen...

Danielle Rapson, HBS alum and Co-founder and COO of Mantel, joins Climate Rising to explain how her company is developing a novel molten-based carbon capture system for hard-to-abate industrial sectors. Danielle shares the story of how Mantel spun out of an MIT lab, what sets its technology apart from existing amine-based carbon capture, and why the economics of steam reuse are critical to its eff...

Eric Adamson, Robotics Executive at Oishii and co-founder of Tortuga AgTech, joins Climate Rising to share how automation and AI are transforming fruit farming. Eric explains how his team designed a strawberry-harvesting robot capable of operating in outdoor tunnels and vertical farms, bringing operational efficiency, labor savings, and climate resilience to high-value crops. He discusses why harv...

Microsoft’s Brian Marrs, Senior Director of Energy and Carbon Removal, and Chestnut Carbon CFO Greg Adams share their perspectives as a major buyer and developer of carbon removal credits. Their 2025 deal is one of the largest carbon removal deals in the U.S. and seeks to deliver 7 million tons of nature-based carbon credits over 25 years.  Brian explains Microsoft’s carbon negative strategy and t...

Ashley Fill, Global Director of Sustainability at P&G Home Care joins Climate Rising to discuss how consumer behavior and innovative technologies can reduce household carbon and water footprints. Ashley shares how life cycle assessments reveal that 87% of the emissions in P&G’s Home Care portfolio come from product use, particularly dishwashing. She describes how their products are engineered to d...

ClimateAi co-founder and CEO Himanshu Gupta explains how his company uses machine learning to forecast extreme weather and help businesses adapt to climate volatility. Himanshu shares his journey from rural India to co-founding ClimateAi while he was an MBA student. He describes how ClimateAi's "biophysics-driven AI" combines limited weather and crop yield data to inform procurement, logistics, an...

This episode is another in our series on Climate Resilience featuring Alex Berkowitz, Founder and CEO of Coastal Protection Solutions (CPS), a startup developing nearshore infrastructure that reduces wave energy and enhances climate resilience. Alex shares how her personal experience with Hurricane Sandy in her hometown of Rockaway Beach led to the creation of the Wave Breaker—an innovative floati...

In this Climate Rising episode in our series on climate resilience, Jacqueline Novogratz, Founder and CEO of Acumen shares how impact investing is agriculture is helping smallholder farmers build climate resilience. Jacqueline shares insights from two decades of investing in poverty alleviation that includes climate resilience and adaptation social enterprises engaging in agriculture and off-grid...

This episode, part of the Climate Rising series on climate resilience, features Sarah Russell, General Manager of Project Bellwether at X, The Moonshot Factory at Alphabet (formerly Google X). Sarah shares how geospatial data and artificial intelligence can help communities and businesses anticipate and respond to climate risks. Sarah shares insights from her work building predictive wildfire risk...

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 ne...

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...

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 ne...

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 C...

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...

In this bonus episode of Climate Rising, we share an episode from Harvard Business School’s Cold Call podcast, featuring HBS professor Mike Toffel and Duncan van Bergen, Co-Founder of Calyx Global. The discussion focuses on Mike’s recent HBS case study, Calyx Global: Rating Carbon Credits, which explores how the company is helping improve transparency and credibility in the voluntary carbon market...

Luke Leslie, Co-Founder and CEO of Key Carbon, joins Climate Rising as part of our series on voluntary carbon markets. Luke has spent over 20 years in carbon markets and finance, working in investment banking, private equity, and structured finance.  Luke explains how Key Carbon is financing high-integrity carbon projects and how new overlaps between the voluntary and compliance carbon markets are...

Alexia Kelly, Managing Director of the Carbon Policy and Markets Initiative (CPMI) at theHigh Tide Foundation, joins host Mike Toffel for the fifth episode in our series on voluntarycarbon markets. Alexia has worked for nearly two decades atthe intersection of carbonmarkets, policy, and finance, with roles spanning government, private industry, andnonprofits. In this episode, Alexia discusses how...

Amy Merrill, CEO of the Integrity Council for the Voluntary Carbon Market (ICVCM) joins host Mike Toffel in this fourth episode of the Climate Rising series on voluntary carbon markets. Amy has extensive experience in carbon markets, including leading negotiations on Article 6 of the Paris Agreement and advising on global carbon finance.  Amy explains how ICVCM uses a multi-stakeholder approach to...

This episode, the third in our series on Voluntary Carbon Markets, features Mark Kenber, Executive Director of the Voluntary Carbon Markets Integrity Initiative (VCMI). Mark has worked in carbon markets and climate finance for nearly three decades, with experience at organizations like WWF, The Climate Group, and Fundación Natura in Ecuador.  Mark describes VCMI’s mission to provide guidance for c...

Our second episode on the voluntary carbon market is a bonus episode of a panel discussion recorded at Harvard Climate Action Week in 2024. Harvard Kennedy School Professor Joe Aldy moderates this discussion with Nat Keohane from the Center for Climate and Energy Solutions, Donna Lee from Calyx Global, UC San Diego Professor David Victor, and Carolyn Weinberg, formerly of Blackrock. Together, they...

Dr. Jennifer Jenkins, Chief Science Officer at Rubicon Carbon, joins our host Mike to talk about the critical role of voluntary carbon markets in achieving net-zero goals. Dr. Jenkins shares insights on how Rubicon Carbon is advancing the integrity and scalability of carbon credit through tools like the Rubicon Carbon Integrity Framework (RCIF). The conversation explores the lifecycle of a carbon...

Logan Ward, Deputy Scientist at Argonne National Laboratory, joins host Mike Toffel to discuss how AI is transforming the discovery process for new materials in grid-scale batteries. Logan explains Argonne’s research on improving energy storage solutions, why AI plays a critical role, and the partnerships between national labs and the industry. He also shares his outlook on the future of AI in cli...