WBUR: Harvard Scientists Plan First-Ever Field Experiment Related To Solar Geoengineering
„Keith and Harvard atmospheric chemistry professor Frank Keutsch are planning a first-of-its kind field experiment to help scientists understand solar geoengineering’s efficacy and risks. They plan to release an aerosol — less than 2 kilograms of calcium carbonate — into a tiny portion of the stratosphere, to see how it behaves.“