A new space-time characterization of Northern Hemisphere drought in model simulations of the past and future as compared to the paleoclimate record

Sloan Coats1, Jason E Smerdon2, Samantha Stevenson1, John Fasullo3 and Bette L Otto-Bliesner4, (1)National Center for Atmospheric Research, Boulder, CO, United States, (2)Lamont -Doherty Earth Observatory, Palisades, NY, United States, (3)NCAR, Boulder, CO, United States, (4)National Center for Atmospheric Research, Climate and Global Dynamics Laboratory, Boulder, CO, United States