

Switched On
Bloomberg
The future of energy, transport, sustainability and more, as told by BNEF analysts. Each week, Dana Perkins and Tom Rowlands-Rees sit down with BloombergNEF (BNEF) analysts to uncover the key findings and stories behind their latest research.
Episodes
Mentioned books

10 snips
Oct 22, 2025 • 39min
Capital Clash: Clean Energy vs Fossil Fuel Finance
Join Ulrik Fugmann, Co-CIO at BNP Paribas Asset Management, Ralph Ibendahl, Managing Director at RBC Capital Markets, and Bianca Ziccarelli, Managing Director at CPPIB, as they delve into the shifting landscape of energy investment. They discuss how rising electricity demand and AI's influence impact clean energy opportunities amidst volatile tariffs and geopolitical tensions. The trio also highlights the competition between fossil fuels and renewables, shares insights on emerging technologies, and emphasizes the importance of strategic investment in a rapidly evolving market.

20 snips
Oct 16, 2025 • 37min
The Business of Breathing Life Into Old Wind Turbines
Oliver Metcalfe, Head of Wind Research at BloombergNEF, shares insights on the significant challenges facing aging wind turbines as they reach the end of their operational lives. He delves into the economic considerations of life extension versus repowering. The conversation highlights growing turbine sizes, the complexities of dismantling versus refurbishing, and recycling hurdles for old components. Oliver emphasizes the importance of strategic planning for owners and explores the evolving policy landscape that influences repowering decisions, offering a critical look at this crossroads in renewable energy.

Oct 9, 2025 • 29min
Deep Freeze Risk Raises Stakes for Europe’s Gas Supply
Jess Hicks, a meteorologist at BloombergNEF, forecasts severe winter weather patterns that could strain Europe's gas reserves, highlighting signals such as sudden stratospheric warming. Olympe Mattei-D’Ornano provides insights into the current gas storage levels and the anticipated influx of US LNG, which may lead to a volatile prices scenario. They discuss how this season's weather could limit renewable energy generation and affect future LNG supply strategies, painting a complex picture of Europe's energy landscape this winter.

Oct 1, 2025 • 36min
Wired for the Future: Reinventing the US Power Grid
Ethan Zindler, head of country and policy research at BloombergNEF, leads an insightful discussion with Paige Crahan from Google X, Michael Skelly of Grid United, and Frank Kreikebaum from Smart Wires. They delve into the urgent challenges facing the US power grid, exploring innovative solutions like systems thinking and machine learning for optimization. Michael highlights the need for interregional connections, while Frank showcases technology to enhance existing infrastructure. The conversation underscores the balance between future demands and current capabilities in energy transmission.

15 snips
Sep 24, 2025 • 29min
How Data Centers Are Fueling a Global Copper Crunch
Join Rosemary Katz, a senior associate at BNEF focusing on copper supply dynamics, as she dives into the urgent global copper crunch driven by skyrocketing demand from data centers. She reveals that by 2035, copper demand could exceed supply by 6 million metric tons. Rosemary explains how traditional industries compete for copper, and discusses the implications of mine closures despite rising demand. With insights on future pricing trends and the critical role copper plays in data centers, she offers a fascinating glimpse into the future of this essential metal.

10 snips
Sep 18, 2025 • 30min
Global Investment in Clean Energy Outpaces US Slump
In this engaging discussion, Meredith Annex, Head of Clean Power at BloombergNEF, reveals that global investment in clean energy hit a record $386 billion in the first half of 2025. Despite a downturn in U.S. investments, particularly in utility-scale projects, small-scale solar is thriving. Meredith also highlights emerging markets like geothermal and wind, and analyzes how geopolitical factors are reshaping capital flows. Tune in for insights on the fragmented investment landscape and the resilience of solar amidst challenges.

22 snips
Sep 10, 2025 • 31min
Data Centers Could Supercharge US Gas Demand
Henry Eaton, a gas market analyst at BloombergNEF, discusses the staggering energy demands of AI data centers in the U.S. He reveals that if all planned data centers are built, their electricity needs could equal that of 100 nuclear power plants. Eaton emphasizes natural gas as a solution, supported by the Trump administration, despite challenges like turbine shortages. He also uncovers the intricate dynamics between data centers and gas demand, showcasing their significant influence on the energy market and future infrastructure.

25 snips
Sep 4, 2025 • 36min
Renewables Bruised, Not Broken, by US Policy Shift
Ethan Zindler, head of country and policy research at BloombergNEF and former climate counselor, joins Derrick Flakoll, senior policy associate, to dissect the consequences of the One Big Beautiful Bill Act on the U.S. clean energy landscape. They delve into how this legislation stifles solar and wind projects while also affecting electric vehicle growth. The duo discusses the political whiplash impacting future investments and whether the situation could have been even worse for the renewable sector. Engaging insights illuminate the intersection of policy and energy innovation.

24 snips
Aug 28, 2025 • 31min
Direct Air Capture’s Cost Curve Conundrum
Brenna Casey, an associate on BNEF’s sustainable materials team, dives into the pressing world of Direct Air Capture (DAC) technology. She discusses the staggering costs of carbon removal, currently around $900 per metric ton, posing a major hurdle for broader adoption. The conversation explores the potential for DAC amidst skepticism about net-zero goals and highlights the different technology pathways aiming to lower costs. Brenna also details the advancements in solid sorbent processes and the economic implications of emerging solutions.

14 snips
Aug 21, 2025 • 34min
Reshaping Trade Flows in a Fragmented World
In this insightful discussion, Antoine Vagneur-Jones, the head of trade and supply chains at BloombergNEF, and Jennifer Welch, chief analyst of Bloomberg's geoeconomics team, tackle the dramatic shifts caused by 'Liberation Day' tariffs. They dissect how these tariffs are reshaping global supply chains and impacting renewable energy industries. The conversation highlights the challenges of navigating new trade agreements and the strategic moves countries are making to adapt to evolving geopolitical landscapes.


