In this climate-themed episode we imagine how the Republican party might pivot on environmental policy and go green for 2024. We consider how climate scientists map out different scenarios for the trajectory of global warming. Also, a journey to 2050 to see how oil companies have reinvented themselves to suck CO2 out of the atmosphere. Tom Standage hosts. Read more from at "The World If" and please subscribe to The Economist for full access to print, digital and audio editions: www.economist.com/podcastoffer   See acast.com/privacy for privacy and opt-out information.