09:32DiscoveryGeoengineering The PlanetBBC World Service Duration: 27 minutes Tue 2nd Nov 2021, 09:32 on BBC World Service East and Southern AfricaAvailable for over a yearListen nowGaia Vince explores how we can repair the earth’s climate Show more GenresFactualScience & NatureFormatsMagazines & ReviewsBrandDiscovery Source: BBC Online