. The team examines various studies that show these links, and asks whether we need to avoid eating the sweetener all together.67 researchers signed an open letter calling for more research on the potential methods
. Rowan speaks to Jim Haywood, professor of atmospheric science at the University of Exeter, about ways to reduce the amount of sunlight getting to the planet, including stratospheric aerosol injection and marine cloud brightening. Jim is one of the authors of a new UN Environment Program Report called One Atmosphere: An Independent Expert Review on Solar Radiation Modification Research and DeploymentOn the pod are Rowan Hooper, Penny Sarchet, Clare Wilson, Jacob Aron, Sam Wong and Mike Marshall. To read about these subjects and much more, you can subscribe to New Scientist magazine at