When disaster strikes and funding fails, some experts and leaders are considering a Plan B: deliberately cooling the planet by reflecting sunlight back into space. This episode traces the science, the politics, and the ethics of geoengineering—from volcanic eruptions to oil companies investing in carbon capture. What happens when the future starts to sound like science fiction?
More from David Keith: https://climate.uchicago.edu/people/david-keith/
More on his Climate Systems Engineering initiative: https://climateengineering.uchicago.edu/