Is deciduousness a key to climate resilience among iconic California savanna oak species? Relating phenological habits to seasonal indicators of tree physiological and water stress across field, hyperspectral, drone (UAS)-based multispectral and thermal image data

Marc T Mayes, Princeton University, Princeton, NJ, United States; University of California-Santa Barbara, Santa Barbara, CA, United States, Kelly K Caylor, University of California Santa Barbara, Department of Geography, Santa Barbara, CA, United States, Bethany L Ehlmann, California Institute of Technology, Division of Geological and Planetary Sciences, Pasadena, United States, Rebecca N Greenberger, NASA Jet Propulsion Laboratory, Pasadena, CA, United States and Lyndon D Estes, Clark University, Graduate School of Geography, Worcester, MA, United States