

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

59 snips
Jul 4, 2025 • 1h 17min
PG&E tries to prove that a big utility can innovate
Quinn Nakayama, head of PG&E's innovative GRiD program, shares insights into California's struggling utility's transformation. He discusses bold strategies for faster interconnections to support electric vehicles and data centers. The conversation highlights the crucial role of drone technology for wildfire safety and the necessity for collaboration with external partners to drive utility innovation. Nakayama also touches on the ambitious goals for California's renewable energy future and the challenges of integrating AI in energy management.

66 snips
Jul 2, 2025 • 53min
Can data centers be good grid citizens?
Jeff Bladen, Head of Energy at Verrus, shares his insights on creating data centers that function well within the electric grid. He discusses how innovative designs, including large-scale batteries, can transform data centers into flexible assets for utilities. The conversation covers challenges imposed by rising AI demands and the importance of energy efficiency. Bladen highlights collaborations aimed at integrating renewable energy and optimizing grid performance, ultimately positioning data centers as key players in sustainable energy solutions.

87 snips
Jun 27, 2025 • 1h 20min
Reducing the climate impacts of food and farming
Michael Grunwald, a journalist and author focused on agriculture's climate impact, shares insightful perspectives on the complexities of food production. He discusses the challenges of biofuels and emphasizes the need for sustainable farming practices amidst a growing population. Grunwald explores the potential of meat alternatives while critiquing food waste and the role of innovative fertilizers. The conversation highlights how regenerative agriculture can enhance soil health, pushing us to rethink our diet choices for a more sustainable future.

45 snips
Jun 25, 2025 • 1h
The fight to build faster in California
Buffy Wicks, an Oakland Assemblymember, and Scott Wiener, a San Francisco State Senator, join to tackle California's housing crisis. They discuss their groundbreaking bills aimed at reforming CEQA, which has become a hurdle for housing developments. The conversation dives into how well-meaning environmental laws have been manipulated by various groups, delaying crucial projects. They also explore the political shifts enabling these reforms and the balance needed between environmental protection and the urgent demand for affordable housing.

23 snips
Jun 20, 2025 • 1h 3min
Rep. Mike Levin reflects on the Republican budget bill
Rep. Mike Levin, a California congressman and advocate for clean energy, dives into the repercussions of the Republican budget bill, which he describes as detrimental to jobs and energy costs. He critiques party loyalty over constituent needs, particularly around clean energy initiatives. The discussion emphasizes the urgent need for infrastructure that supports sustainable practices and the importance of bipartisan efforts to maintain competitiveness against global powers. Levin also highlights the challenges facing the EV market amid political divides.

Jun 18, 2025 • 1h 10min
A win for transit-oriented development in Washington state
Join Rep. Julia Reed, a key sponsor of landmark transit-oriented development legislation in Washington state, and Alex Brennan, head of FutureWise, a pivotal advocacy organization. They discuss the newly passed bill that positions Washington as a leader in housing reform. The conversation delves into the benefits of building near transit for accessibility and sustainability. They also tackle challenges in zoning and inclusionary policies aimed at balancing density with affordability, and the ongoing political dynamics in this critical housing initiative.

11 snips
Jun 13, 2025 • 42min
Sen. Martin Heinrich on the fight over clean energy in the Senate
Senator Martin Heinrich, a senior senator from New Mexico and leader in energy issues, delves into the GOP’s challenging “Big Beautiful Bill” aimed at undermining the Inflation Reduction Act. He discusses the precarious balance of bipartisan support needed for clean energy legislation amid political maneuvering. Heinrich highlights the potential impacts on energy prices, public land protections, and the future of permitting reform. He emphasizes the importance of stable governance and the need for effective communication to navigate these complex legislative waters.

10 snips
Jun 11, 2025 • 54min
Making electric motors better
Ankit Somani, co-founder of Conifer, delves into the revolutionary world of electric motors. Drawing from his entrepreneurial background, he discusses innovative efforts to create lighter, more efficient motors without rare-earth materials. The conversation highlights groundbreaking designs like axial flux motors and the potential of in-wheel technology for diverse vehicle applications. Ankit also addresses how modern manufacturing techniques can simplify production and enhance the adoption of electric motors, paving the way for a cleaner energy future.

22 snips
Jun 6, 2025 • 1h
A journey from clean-energy wonkery to influencer fame
Taylor Krause, former hydrogen policy worker and reality TV star from Netflix's Love Is Blind, discusses her fascinating transition from clean-energy advocate to influential content creator. She shares insights about the rigorous auditioning process for reality TV and the impact of editing on personal portrayals. Taylor emphasizes the importance of authenticity in both her advocacy for climate change and her new influencer role. Her journey beautifully combines STEM knowledge with engaging storytelling, navigating the unique challenges of growing a sustainable personal brand.

Jun 4, 2025 • 1h 1min
How to reduce the impact of mining
In this discussion, Johanna Wolfson, co-founder of Azolla Ventures, shares her insights on tackling the environmental challenges posed by mining for the clean energy transition. She highlights innovative technologies like electrochemistry that refine copper with less pollution. The conversation dives into the importance of sustainable mining practices, especially regarding critical materials like lithium. Wolfson also emphasizes the need for impactful investment strategies, bridging philanthropy with venture capital to support groundbreaking solutions in the industry.