Nancy Y Kiang¹, Christopher Colose¹, Reto Ruedy², Igor D Aleinov³, Rory Barnes⁴, Anthony D Del Genio¹, Gregory Elsaesser⁵, Scott David Guzewich⁶, Chester E Harman Jr³, Stephen Kane⁷, Victoria Suzanne Meadows⁸, Gary L Russell¹, Marcus van Lier-Walqui⁹, Michael Way¹ and Eric T Wolf¹⁰, (1)NASA Goddard Institute for Space Studies, New York, NY, United States, (2)NASA GISS, New York, NY, United States, (3)Columbia University, New York, NY, United States, (4)University of Washington Seattle Campus, Astronomy, Seattle, United States, (5)Columbia University/NASA GISS, Dept. of Applied Physics and Applied Mathematics, New York, NY, United States, (6)NASA Goddard Spaceflight Center, Greenbelt, MD, United States, (7)San Francisco State University, Physics and Astronomy, San Francisco, CA, United States, (8)University of Washington, Seattle, WA, United States, (9)Columbia University, Center for Climate Systems Research, New York, NY, United States, (10)University of Colorado at Boulder, Atmospheric and Oceanic Sciences, Boulder, CO, United States