Best Direct Air Capture Podcasts (2025)

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Direct Air Capture’s Cost Curve Conundrum 31:15

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9d ago31:15

31:15

Right now, there are technologies that can pull carbon dioxide directly out of the air. That could be a critical tool in a world where climate change is rampant. Yet to fulfill this carbon removal potential, the sky-high costs of direct air capture need to fall. Today, capturing a metric ton of carbon dioxide with DAC costs around $900 on average, …

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Renewables Bruised, Not Broken, by US Policy Shift 35:37

1d ago35:37

35:37

The One Big Beautiful Bill Act has reshaped the US clean energy landscape. Designed to scale back major US decarbonization programs while promoting fossil fuels, the OBBBA has severely restricted the rollout of solar, wind and energy storage projects while also taking direct aim at electric vehicles. The impact of the new law has been dramatic, but…

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Reshaping Trade Flows in a Fragmented World 33:43

16d ago33:43

33:43

The Trump administration’s ‘Liberation Day’ tariffs are reshaping global trade flows. With the US currently renegotiating its trade positions with traditional partners and rivals alike, the tariffs’ true impact is yet to be fully understood. Even the handful of new deals that have been struck offer little guidance, as they break from the legally bi…

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CAMCO’s $250M REPP 2 Fund: Building the African grid of the future 41:52

18d ago41:52

41:52

In this episode of The Energy Talk, we delve into the inner workings of the REPP 2 fund, a groundbreaking initiative managed by Camco, aimed at transforming the renewable energy landscape in Sub-Saharan Africa. We welcome Ben Hugues (Fund manager of REPP 2) and Ieva Indriunaite (former head of REPP 2’s technical assistance facility), to share insig…

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BNEF Pioneers: Making Light Industry More Sustainable 55:06

23d ago55:06

55:06

Cutting industrial emissions has long been one of the most intractable hurdles in the energy transition. That may finally be changing, as a new generation of smart technologies not only paves the way for abating industrial emissions but promises to do so at scale. Four companies emerged victorious in this year’s BloombergNEF Pioneers challenge dedi…

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Fueling Change: Cutting Aviation’s Carbon Footprint 32:44

30d ago32:44

32:44

With air travel on the rise, the need for cleaner aviation is growing. Sustainable aviation fuel (SAF) presents the simplest means of decarbonization, but it’s expensive. Aircraft that burn less fuel, engines powered by hydrogen, and even electric air taxis are all potential means of decarbonizing air travel, but none are the silver bullet. So what…

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Harvest Halted: Why Agriculture Funding Is Withering 23:57

1M ago23:57

23:57

Agriculture is responsible for around a third of global emissions. Yet investment in low-carbon means of growing food has stalled. Venture capital and private equity funding has declined by a massive 76% since 2021, ag-tech firms have declared bankruptcy, and large companies are backtracking on their green ambitions. So are there any “good news” st…

1
Inside the Blackout That Froze the Iberian Power Grid 30:38

1M ago30:38

30:38

When the Iberian electrical grid blacked out earlier this year, there were real-life consequences. Widespread disruption of transportation, communication networks and essential services left Spain and Portugal temporarily paralyzed. Following the event, two separate reports were released by the Spanish government and the grid operator, Red Electric…

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Bonus: Will Trump’s bill trigger a ‘Big, Beautiful’ energy crunch? 29:34

2M ago29:34

29:34

This week, we explore how the legislation’s attack on renewable energy may push up electricity bills and damage US competitiveness in AI. The tax credits in President Joe Biden’s sprawling Inflation Reduction Act were introduced to help the US keep up with rising electricity demand by making clean power sources cheaper. But now the big bill has cha…

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Cold comfort: How to keep cool without destroying the planet 27:13

2M ago27:13

27:13

The hotter it gets outside, the more we use air conditioning, and the more we use air conditioning, the hotter it gets. AC units and refrigeration combined adds up to 10 percent of global greenhouse gas emissions. But how can we solve this cooling paradox? Building on last episode’s conversation with the UN’s global chief heat officer, host Manjula…

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Capex and Investment in the New Industrial Revolution 31:48

2M ago31:48

31:48

Just how green are the investment portfolios of credit, equity and multi-asset funds? Building on its existing suite of banking and investment ratios, BloombergNEF has introduced the Energy Supply Fund-Enabled Capex Ratio, which assesses how much a given investment portfolio is contributing to low-carbon capital expenditures for every dollar direct…

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Seizing the green iron opportunity with ZESTY 50:44

2M ago50:44

50:44

The Innovating for Earth podcast series returns to discuss the green iron opportunity. Steel is the backbone of modern society, yet conventional steelmaking is one of the world's largest sources of industrial emissions. Green iron therefore offers a large opportunity to contribute to both global decarbonisation and development. If Australia can tak…

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EP: 38 The Rock-Solid Future of Carbon Removal w/ Enhanced Weathering 32:07

2M ago32:07

32:07

In this episode of Catching Carbon, we dive into a carbon removal method that's moving fast from theory to large-scale deployment: enhanced rock weathering (ERW). Our guest, Ryan King from UNDO, walks us through the science, economics, and real-world application of this XPRIZE-recognized technology. Ryan helps us understand why enhanced rock weathe…

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AI Data Centers: Making Waves in the Energy Demand Sea 30:22

2M ago30:22

30:22

Everyone is talking about how much energy data centers and artificial intelligence will gobble up in the coming years. Yet AI is just one part of a vast, complex and constantly evolving energy landscape. So how will the AI revolution fit into a world where electric vehicles are displacing liquid road fuels, renewable-power projects are stuck in gri…

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China Drives Global EV Sales as US Support Fades 34:40

2M ago34:40

34:40

Sales of electric vehicles are set for another record-breaking year. Thanks to falling battery costs and a rise in affordable models, plug-in EVs will represent a quarter of global passenger car sales in 2025. And while a rollback in government support has taken a bite out of EV uptake in the US, other countries are more than making up for this set…

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Accelerating Capital Deployment in Distributed Renewable Energy: Odyssey’s Product Market Fit 30:50

2M ago30:50

30:50

In this episode, we sit down with Emily McAteer, CEO and Co-founder of Odyssey Energy Solutions, one of the most influential startups in the climate tech space for emerging markets. Odyssey is transforming how Distributed Renewable Energy (DRE) projects are financed, procured, and managed—especially in emerging markets across countries in Africa, a…

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White House Nuclear Energy Push Meets Uncertain Market 36:19

2M ago36:19

36:19

The Trump administration has made no bones about its desire to revitalize the US’s nuclear power industry. With four new executive orders hot off the president’s desk, nuclear is being treated as a silver bullet, capable of meeting AI power demand while shoring up the country’s energy independence. The US is also looking to counter China and Russia…

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Heat warning: Are we ready for a hotter climate? 34:23

2M ago34:23

34:23

Extreme heat waves are anything but normal, but they’re quickly becoming the new reality. The 10 hottest years on record have all happened in the last decade. And because temperatures in urban centres can be 10 to 15 degrees Celsius higher than surrounding areas, cities can be dangerous places to be when the mercury rises — particularly for the eld…

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EP 37: Driving Decarbonization by Rail with Josh Raglin, CSO of Norfolk Southern 25:25

3M ago25:25

25:25

In this episode of Catching Carbon, we sit down with Josh Raglin, Chief Sustainability Officer at Norfolk Southern Corporation, one of the largest freight railroads in North America. With over two decades of experience in nature-based sustainability solutions, Josh shares how Norfolk Southern is leading the charge to decarbonize rail transport and …

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Burnt by the Boom: Solar’s Growing Pains 31:32

3M ago31:32

31:32

Solar module prices have been cratering in recent years, dragged down by global oversupply. Yet while this glut of photovoltaics has hammered manufacturer profits, it has also allowed emerging economies that are hungry for affordable energy to get into the solar game, and demand growth is still strong this year. So what lies ahead for this notoriou…

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Ethics of Memory Editing: Curing PTSD or Erasing Identity? 13:30

3M ago13:30

13:30

What happens when science gives us the power to rewrite our own memories? In this episode of Emerging Tech Debates, we dive into one of neuroscience’s most controversial frontiers: memory editing. From beta-blockers like propranolol to cutting-edge tools like molecular memory modification and optogenetics, researchers are now exploring ways to damp…

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How Big Oil Is Investing in the Energy Transition 29:14

3M ago29:14

29:14

The oil and gas sector invested $33.4 billion in the energy transition last year. Yet while this figure suggests that decarbonization is a serious consideration for some fossil-fuel majors, just seven companies accounted for 85% of the sector’s low-carbon spend in 2024, and only 13 of 41 companies assessed raised low-carbon investment as a share of…

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Getting Decarbonization Megaprojects Off the Ground 37:22

3M ago37:22

37:22

Europe is making quick work of executing large industrial decarbonization infrastructure projects. The continent now boasts large-scale facilities for carbon capture, storage and transit in the UK, Denmark, the Netherlands, Italy and Norway. But how have policymakers managed to incentivize and facilitate the installation of these massive projects, …

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Regrowth strategy: To adapt to a changing climate, restoring nature is critical. But do we have the seeds we need? 34:00

3M ago34:00

34:00

A quarter of Canada’s trees are at risk, and upwards of a million species around the world face extinction in the decades to come. Restoring nature is essential to survival — it can make communities more resilient to climate change, it can regrow areas destroyed by increasingly intense wildfires and it can help reduce atmospheric carbon. But repair…

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Weathering the Storm: Climate Risk Stress Tests 33:28

3M ago33:28

33:28

Extreme weather has always meant extreme risks for businesses and investors. Yet climate change has varied the calculus, and many businesses are facing new, potentially existential risks as the world and the energy transition heat up. As such, central banks and financial supervisors have begun conducting climate risk stress tests, to ensure these i…

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BCIs for Paralysis: Hope vs. Hype in Medical Tech. 25:33

3M ago25:33

25:33

This podcast epiosde discusses Brain-Computer Interfaces (BCIs), highlighting their potential to transform the lives of individuals with paralysis by restoring communication and motor control through the translation of neural signals. While acknowledging significant advancements, such as achieving near-naturalistic speech decoding and precise robot…

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Neuralink’s First Human Trials: Breakthrough or PR Stunt? 28:30

3M ago28:30

28:30

This podcast episode examines Neuralink's initial human trials, analyzing whether they represent a genuine breakthrough in brain-computer interface (BCI) technology or are primarily a public relations (PR) maneuver. It explores Neuralink's vision and technology, detailing the implant and robotic surgical system, and discusses the ambitious long-ter…

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CORSIA’s Flight Plan for Credible Carbon Markets 30:33

4M ago30:33

30:33

A United Nations-led aviation decarbonization scheme could offer some respite for carbon credit markets mired in controversy. With the Carbon Offsetting and Reduction Scheme for International Aviation, also known as CORSIA, the UN is looking to offer legitimacy for carbon credits, to help tackle emissions at scale. The scheme has a global footprint…

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Silicon States: US Data Center Expansion in the AI Era 28:45

4M ago28:45

28:45

The rise of AI data centers is reshaping the outlook for US power markets. Forecast to account for nearly a 10th of all US electricity demand by 2035, data centers are gobbling up power more quickly than electric vehicles, hydrogen or any other demand class this decade. A profound concentration of capital has allowed for this rapid expansion, which…

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Enhanced Weathering: Grinding Rocks to Absorb CO2 14:10

4M ago14:10

14:10

Can crushed rocks help solve climate change? In this episode, we dive into Enhanced Weathering—a natural carbon removal strategy that speeds up Earth’s rock cycle. Learn how spreading ground basalt on farmland could boost soil health, absorb CO₂, and even fight ocean acidification. We break down the science, the benefits, and the big challenges of …

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Biochar vs. BECCS: Which Negative Emissions Tech Wins? 16:19

4M ago16:19

16:19

In this episode, we compare two major biomass-based carbon removal solutions: Biochar and BECCS. From net energy gains to water efficiency, co-benefits, and economic trade-offs, we break down how each technology stacks up. Plus, could a hybrid approach be the smartest path forward? Tune in to find out which solution (or combo) could help us meet cl…

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Ocean Fertilization: Dumping Iron to Save the Climate? 23:15

4M ago23:15

23:15

This podcast episode explores ocean iron fertilization as a potential climate change mitigation strategy, detailing its basis in stimulating phytoplankton growth to absorb atmospheric CO2. It discusses experimental findings, noting that while iron addition increases phytoplankton, sustained, substantial carbon export to the deep ocean remains uncer…