

Volts
David Roberts
Volts is a podcast about leaving fossil fuels behind. I've been reporting on and explaining clean-energy topics for almost 20 years, and I love talking to politicians, analysts, innovators, and activists about the latest progress in the world's most important fight. (Volts is entirely subscriber-supported. Sign up!) www.volts.wtf
Episodes
Mentioned books

25 snips
Apr 25, 2025 • 1h 25min
Me, on the Climate Papa podcast
In this episode, the tables are turned: I'm the guest of the Climate Papa podcast, interviewed by host Ben Eidelson. We discuss the nested fractal puzzle of decarbonization, the critical importance of the grid and urban land use, and why now is the most exciting time to jump into climate work. Plus, I share some thoughts on parenting and avoiding tech-bro culture as the climate space evolves. This is a public episode. If you'd like to discuss this with other subscribers or get access to bonus episodes, visit www.volts.wtf/subscribe

30 snips
Apr 23, 2025 • 1h 12min
What's up with hydrogen-electric aviation?
My guest, Val Miftakhov of ZeroAvia, argues that hydrogen fuel cells paired with electric motors are the key to decarbonizing aviation. We discuss why he prefers his solution to sustainable aviation fuels or batteries, the challenges and misconceptions around supplying and refueling with hydrogen, and the tech roadmap from today's small retrofits to tomorrow's large jets. This is a public episode. If you'd like to discuss this with other subscribers or get access to bonus episodes, visit www.volts.wtf/subscribe

Apr 21, 2025 • 15min
What the F is happening? Part 2
This is a free preview of a paid episode. To hear more, visit www.volts.wtfI talk to Emily Pontecorvo (Heatmap) and Jeff St. John (Canary Media) to grapple with the latest Trump administration moves impacting climate and energy policy. We discuss the executive orders targeting state climate programs and propping up coal plants, the baffling new tariffs threatening energy supply chains, and the flurry of lawsuits challenging the administration's actions.

37 snips
Apr 18, 2025 • 1h 7min
How is decarbonization going in the UK?
In this episode, I dive into the UK's decarbonization journey with Lucy Yu of the Centre for Net Zero. We discuss how the UK has become a world leader in offshore wind while lagging in heat pump adoption, why electricity market reform is essential to prevent gas from setting electricity prices, and how community ownership models overcome NIMBY resistance to wind projects. This is a public episode. If you'd like to discuss this with other subscribers or get access to bonus episodes, visit www.volts.wtf/subscribe

47 snips
Apr 16, 2025 • 1h 23min
What in tarnation is going on in Texas?
Doug Lewin, a seasoned energy consultant and newsletter creator, joins the discussion to dissect Texas's unexpected role as a renewable energy leader. They talk about the state's legislative pushback against clean energy, highlighting measures that could stifle solar and wind development. Doug delves into the implications of recent funding for microgrids versus gas plants, and the challenges posed by new bills like Senate Bill 715, which complicate the transition to more reliable renewables. The conversation also touches on Texas's appeal to tech companies and the importance of policy in shaping the energy landscape.

26 snips
Apr 11, 2025 • 58min
What's up with clean energy in Finland?
Helena Sarén, Head of the Zero Carbon Future mission at Business Finland and a veteran in the clean energy sector, shares insights on Finland's remarkable journey to nearly 95% carbon-neutral electricity. She discusses Finland's pragmatic embrace of nuclear power and its ambitious goal for carbon neutrality by 2035. Helena highlights the synergy between industry and government in pushing for aggressive climate targets, and how Finland navigates energy independence amid geopolitical tensions. The conversation uncovers innovative energy solutions and sustainable forestry practices shaping the future.

75 snips
Apr 9, 2025 • 1h 18min
How is clean electricity doing globally?
Join Bryony Worthington, the founder of Ember, and Nicolas Fulghum, lead author of the Global Electricity Review, as they dive into the global electricity landscape. They discuss how clean electricity surpassed 40% of global generation in 2024, fueled by solar advancements. Insights on how China's energy decisions impact global trends stand out. The conversation also covers rising demand for electricity driven by electrification, the role of battery technology, and the geopolitical influences shaping the transition to cleaner energy.

33 snips
Apr 4, 2025 • 1h 8min
What's up with clean-energy supply chains and global trade?
In this engaging discussion, Antoine Vagneur-Jones, head of clean energy, trade, and supply chains at BloombergNEF, dives into the complexities of global clean energy supply chains. He highlights China’s manufacturing dominance and the hurdles Western countries face in onshoring production. The conversation also tackles the unintended consequences of tariffs, the struggles of the solar and battery industries, and the pressing need for investment to reach net-zero goals amid geopolitical tensions. Vagneur-Jones provides a thought-provoking look at the future of clean energy technology.

39 snips
Apr 2, 2025 • 1h 11min
The view from inside DC, with Rep. Sean Casten
Join U.S. Representative Sean Casten, a leading voice on energy and climate policy, as he unpacks the tangled politics behind clean energy in Congress. He reveals the internal conflicts over IRA tax credits and the surprising bipartisan support among some Republicans. Casten emphasizes the need for civic engagement to navigate these challenges and discusses the evolving clean energy landscape influenced by AI and electric vehicles. Despite the political chaos, he urges developers to push forward with clean energy solutions.

7 snips
Mar 28, 2025 • 12min
Mailbag episode - March 2025
Dive into an electrifying discussion about a new electric vehicle that has captured the speaker's heart, challenging a lifelong aversion to cars. Explore the complexities of hybrid solar technology and the costly realities behind home battery systems. Delve into the promising rise of battery-only installations and how they could revolutionize residential energy. The conversation even touches on the political landscape surrounding decarbonization, revealing intriguing insights about the future of energy.