In this week’s episode, host Daniel Raimi talks with Gregory Nemet, a professor at the University of Wisconsin–Madison, about technologies and natural processes that can remove carbon dioxide from Earth’s atmosphere. Nemet discusses efforts in the public and private sectors to deploy new technologies, benefits and costs of different methods of carbon dioxide removal, and the risks and challenges of using carbon dioxide removal to reach global climate goals. References and recommendations: “The State of Carbon Dioxide Removal” by Stephen M. Smith, Oliver Geden, Jan C. Minx, and Gregory F. Nemet; https://www.stateofcdr.org/ “Scrubbing the Sky: Inside the Race to Cool the Planet” by Paul McKendrick; https://www.figure1publishing.com/book/scrubbing-the-sky/ “Purple Mountains” film; https://www.purplemountainsfilm.com/