Intensified multi-year droughts in California due to land-atmosphere interactions and land-memory processes

Sanjiv Kumar, Auburn University, College of Forestry, Wildlife and Environment, Auburn, United States, Matthew Newman, University of Colorado/CIRES and NOAA/PSL, Boulder, United States, David M Lawrence, NSF National Center for Atmospheric Research, Boulder, United States and Ben Livneh, University of Colorado at Boulder, Department of Civil, Environmental, and Architectural Engineering, Boulder, United States