Joshua Schwarz explains how dispersing ice nucleating particles in one tiny region of the tropical tropopause layer off Northern Australia can address around 1pc of global warming. He also discusses his involvement in the SABRE stratospheric flights. Paper: Considering intentional stratospheric dehydration for climate benefits

DOI: 10.1126/sciadv.adk0593

Other papers discussed

Pyrocumulonimbus affect average stratospheric aerosol composition

J. M. KATICH

DOI: 10.1126/science.add3101

Marine-cloud brightening: an airborne concept

Christian Claudel, Andrew John Lockley, Fabian Hoffmann and Younan Xia

DOI 10.1088/2515-7620/ad2f71