NASA Goddard Institute for Space Studies, New York, NY, USA

Dept. of Applied Physics and Applied Mathematics, Columbia University, New York, NY, USA

LMD/IPSL, CNRS, Paris, France

Cooperative Institute for Research in Environmental Science, University of Colorado Boulder, Boulder, CO, USA

NASA Goddard Institute for Space Studies, New York, NY, USA

Jet Propulsion Laboratory/California Institute of Technology, Pasadena, CA, USA

NASA Goddard Institute for Space Studies, New York, NY, USA

Center for Climate Systems Research, Columbia University, New York, NY, USA

Department of Physics, Imperial College, London, UK

NASA Goddard Institute for Space Studies, New York, NY, USA

Center for Climate Systems Research, Columbia University, New York, NY, USA

Dept. of Applied Physics and Applied Mathematics, Columbia University, New York, NY, USA

Department of Earth and Environmental Sciences, Columbia University, New York, NY, USA

Lamont-Doherty Earth Observatory, Columbia University, New York, NY, USA

Center for Climate Systems Research, Columbia University, New York, NY, USA