Seasonal injection strategies for stratospheric aerosol geoengineering

Douglas MacMartin1, Daniele Visioni1, Ben Kravitz2, Simone Tilmes3, Jadwiga Richter4 and Michael J Mills3, (1)Cornell University, Sibley School of Mechanical and Aerospace Engineering, Ithaca, NY, United States, (2)Indiana University Bloomington, Earth and Atmospheric Sciences, Bloomington, IN, United States, (3)National Center for Atmospheric Research, Atmospheric Chemistry, Observations, and Modeling Laboratory, Boulder, CO, United States, (4)National Center for Atmospheric Research, Climate and Global Dynamics Laboratory, Boulder, CO, United States