An Unexpected Decline in Atmospheric Humidity as a Possible Driver of Increased Summer Burned Area in the Southwestern U.S.

Tess Wei-Ping Jacobson, Lamont -Doherty Earth Observatory, Palisades, United States; Columbia University of New York, Earth and Environmental Sciences, New York, United States, Richard Seager, Lamont Doherty Earth Observatory, Palisades, NY, United States, Park Williams, Univ California Los Angeles, Geography, Los Angeles, United States and Isla Simpson, National Center for Atmospheric Research, Climate and Global Dynamics Laboratory, Boulder, CO, United States