EESI EarthTalks: Climate scientist Kerry Emanuel to discuss policy options The spring 2021 EarthTalks series focuses on policies and technology that could help slow down global warming and addresses topics such as carbon taxes, renewable energy subsidies and the feasibility of carbon sequestration.Image: Bernd Haupt / Pixabay EESI EarthTalks: Climate scientist Kerry Emanuel to discuss policy options January 13, 2021 UNIVERSITY PARK, Pa. — Renowned meteorologist and climate scientist Kerry Emanuel, Cecil and Ida Green Professor of Atmospheric Science at MIT, will discuss policy options to slow global warming at 4 p.m. Monday, Jan. 25. The talk, which is free and open to the public, will be broadcast via Zoom at this link.