Alistair Duffey picks up the baton from Madelyn Hotaling's previous episode. He gives further comparison of several polar geoengineering technologies: SAI, MCB, CCT, and microspheres. Does any approach offer us a reliable and safe way to target the Arctic?

Paper discussed

Solar Geoengineering in the Polar Regions: A Review

Alistair Duffey, Peter Irvine, Michel Tsamados, Julienne Stroeve

First published: 31 May 2023

https://doi.org/10.1029/2023EF003679

Additional paper mentioned

Mixed-phase regime cloud thinning could help restore sea ice

Citation D Villanueva et al 2022 Environ. Res. Lett. 17 114057 DOI 10.1088/1748-9326/aca16d