Scrubbing the Sky: Inside the Race to Cool the Planet
The definitive podcast on one of the most critical efforts of our time, Scrubbing the Sky: Inside the Race to Cool the Planet, details the stakes behind the global race to remove carbon dioxide from the atmosphere. Host Ed Whittingham - renowned climate expert, policy advocate, and co-host of the Energy vs Climate podcast - guides listeners through the history, challenges, and breakthroughs of carbon removal, offering deep insights from the forefront of climate innovation. In season one Ed explores the rise of one of the most promising carbon removal technology pathways, direct air capture (DAC). This four-part series unpacks the evolution of DAC technology, its potential to help avert climate disaster, and the companies racing to bring it to market. Learn more at www.scrubbingthesky.com Follow us on: LinkedIn | Bluesky | YouTube Produced by Amit Tandon & Bespoke Podcasts. The podcast is part of the Carbon Herald podcast network. Hosted on Acast. See acast.com/privacy for more information.
Episodes
A bonus Energy vs Climate episode:
On February 27, 2025, Ed Whittingham hosted a panel discussion at Carbon Removal Canada's Carbon Removal Day in Ottawa. They cover a number of topics including the changing political headwinds in the US, efforts to bolster investment in Canada, and silicon valley's interest in CDR. Plus, they take a few audience questions.
Detailed show notes on episode page.
About Our Guests:
Lucy ...
Host Ed Whittingham closes out Season 1 by examining the case against Direct Air Capture by one its harshest critics, Al Gore, followed by the counterarguments of supporters. Will DAC live up to its hype and potential to help cool a warming planet?
Guests include:
- Greg Nemet, professor at the University of Wisconsin
- Klaus Lackner, professor at Arizona State University
- David Keith, professor at the University of Chic...
Host Ed Whittingham delves into the early days of another pioneering Direct Air Capture (DAC) company, Switzerland’s Climeworks, and its innovative modular approach to deploying its technology. Ed also looks into the developing synergy between the tech sector and carbon removal.
Guests include:
- Jan Wurzbacher, co-founder of Climeworks
- Lucy Hargreaves, Corporate Affairs and Climate Policy at Patch
- Jim McDermott, co-f...
Host Ed Whittingham continues the story behind the development of Direct Air Capture (DAC) technology and its potential role in helping to fight climate change. Ed explores the early days of Canadian cleantech company Carbon Engineering, and how it drew the attention of both Bill Gates and Occidental Petroleum.
Guests include:
- Ken Caldeira, senior scientist at Breakthrough Energy
- David Keith, professor at the Unive...
Host Ed Whittingham dives into the world of Direct Air Capture (DAC), a technology that extracts carbon dioxide directly from the ambient air. Ed explores the early history of carbon dioxide removal, why it could be useful in fighting climate change, and challenges the technology has faced along the way.
Guests include:
- Klaus Lackner, professor at Arizona State University and often referred to as the “Grandfather ...
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