The physics of ITCZ narrowing under global warming captured by a simple process model

Fiaz Ahmed, University of California Los Angeles, Atmospheric and Oceanic Sciences, Los Angeles, CA, United States, J David Neelin, University of California Los Angeles, Los Angeles, CA, United States, Spencer Hill, Princeton University, Princeton, United States, Kathleen A. Schiro, University of Virginia, Department of Environmental Sciences, Charlottesville, VA, United States and Hui Su, NASA Jet Propulsion Laboratory, California Institute of Technology, Pasadena, United States