A Climate Change with Matt Matern

Today, Matt speaks with Dr. Marcius Extavour about the role of innovation in addressing climate change, drawing on his background in physics, energy systems, and climate-focused technology. They explore why solar energy has become economically dominant, how carbon removal technologies can reduce long-term climate risk, and how data, design, and AI can empower communities and policymakers to act. Dr. Extavour also emphasizes practic...

Happy New Year! Hope your 2026 is off to a great start! 

We have a special episode for you today. Matt speaks with Dr. James Danoff-Burg about innovative, community-centered conservation in South Africa. Dr. Danoff-Burg is a conservation biologist with The Living Desert, where he works on wildlife conservation, education, and global anti-poaching initiatives. He discusses the Black Mambas Anti-Poaching Unit, their unarmed, all-fe...

Today, Matt speaks with sustainability podcaster and Georgetown graduate Cecilia Rios about her path into climate work and environmental communications. Cecilia shares how early exposure to environmental science shaped her career, her focus on the intersection of business and sustainability, and her experience taking over the Sustainability Defined podcast. She also highlights the importance of storytelling, education, and how youn...

This week, Matt Matern speaks with Nick Wise about how satellite technology and artificial intelligence are transforming ocean protection and climate accountability. Wise shares his personal journey from ocean exploration to founding OceanMind and co-founding Climate TRACE, explaining how space-based data can detect illegal fishing, monitor shipping emissions, and support enforcement of existing regulations. Nick also highlights ho...

Today, Matt Matern speaks with Cora Stryker, co-founder of BrightSaver, about expanding access to clean energy through plug-in “balcony solar.” Cora shares her personal journey from tropical biology and nonprofit leadership to climate entrepreneurship, emphasizing equity, affordability, and empowerment. She also discusses how small, modular solar systems can bypass regulatory barriers, lower electricity bills, and accelerate clean ...

Pollinators are declining fast - here’s why it matters. This week, Matt speaks with Kelly Bills, Executive Director of Pollinator Partnership, who explains why pollinators are critical to global food systems and ecosystem health. She discusses declining bee and insect populations, the role of climate change in habitat loss and disrupted plant–pollinator timing, and how agriculture, communities, and corporations can help reverse the...

Leah Thomas (aka Green Girl Leah) is an award-winning environmentalist, writer, and founder of the Intersectional Environmentalist nonprofit. She hosts the new season of As She Rises and writes the newsletter Earth Anxious. Leah also created an eco-friendly holiday guide to help people shop sustainably. A leading voice in climate justice, she blends storytelling, activism, and accessible environmental education.) discusses her path...

In this episode, Matt speaks with climate writer and researcher Stephen Lezak about Bill Gates’s recent essay arguing that climate change is serious but will not lead to humanity’s demise and that global policy should focus more on poverty and disease. Lezak explains why he challenged that framing in his New York Times op-ed, noting that Gates downplays risks like runaway warming and ignores how climate harms fall disproportionatel...

Matt speaks with Harvard historian of science Naomi Oreskes about the long-standing scientific consensus on climate change and the political forces undermining it. Oreskes explains how Congress understood climate risks as early as the 1960s, why the EPA’s endangerment finding remains crucial, and how powerful interests have attacked science as climate change shifted from prediction to observable reality. The conversation highlights...

In this week’s episode of  A Climate Change, host Matt Mattern welcomes comedian and writer Bill Kessler for a spirited, no-filter take on the intersection of climate politics, policy, and everyday life. Blending wit with insight, they dissect the week’s environmental headlines, from viral AI spectacles to the deeper economic and moral choices shaping our planet’s future.

Matt and Bill unpack the $700 million clean energy project...

Fact: According to an IRENA report on Reuters from mid-July, over 90% of new renewable projects are now cheaper than fossil fuel alternatives. Solar is 41% cheaper, and onshore wind is 53% cheaper than fossil fuel energy. The consumers are speaking up, and market dynamics are pushing the growth of renewables. In this episode of A Climate Change, host Matt Mattern speaks with Dr. Gernot Wagner, climate economist at Columbia Business...

Every single person, regardless of vocation, can be a climate activist. Just ask Andrew Zimmern - world renowned chef, James Beard awardee and Emmy-winning TV personality, who's now leading the fight for ocean health. He joins us on the latest episode of A Climate Change with powerful insights from his PBS series "Hope in the Water," revealing why artisanal fishing communities are crucial for our planet's future, and sharing eye-op...

Fact: According to a December 2024 report by WRI, 75% of greenhouse gases and 90% of CO2 emissions are linked to extracting and burning fossil fuels. While sustainability measures like emission control and renewables focus on the demand side of the equation, the real high-impact change lies in measures to control the supply side. This week, Matt sits down with Tzeporah Berman, Chair of the Fossil Fuel Non-Proliferation Treaty Initi...

Two birds, one stone is always a good approach, isn't it? Especially when it comes to climate action. So, what if cities could tackle climate change while building more equitable communities? Dr. Sheila R Foster, Professor at Columbia University and an expert in environmental justice, explores innovative urban governance models that combine climate action with social equity. Dr. Foster shares insights from her groundbreaking work w...

In this bonus episode, Matt is joined by comedian and writer Bill Kessler, to take a lighter look at President Trump’s infamous UN speech from last week. They dive into Trump’s climate denial on the world stage, his bizarre tangents about wind energy, and the sheer comedy gold of his word salads. This episode is meant to be more fun and less heavy than usual - we hope you enjoy the laughs while still catching the serious undertones...

While corporate companies chase returns and profits, there are those few who chase sustainability, and even fewer who get it right. In this episode, we sit down with Alexia Kelly, Managing Director of the High Tide Foundation and former Netflix sustainability executive, to explore the complex world of greenhouse gas accounting and carbon credits. Backed by her extensive and high-stakes experience in key sustainability events and mi...