CLUMPED ISOTOPES OF HACKBERRY ENDOCARP CARBONATE RECORDS INFORMATION ON GROWING SEASON TEMPERATURE
STEIN, Rebekah, Department of Earth and Planetary Sciences, University of California, Berkeley, Berkeley, CA 94720-4767, AMUNDSON, Ronald, Department of Environmental Science, Policy & Management, University of California Berkeley, Berkeley, CA 94720 and STOLPER, Daniel A., Department of Earth and Planetary Sciences, University of California Berkeley, Berkeley, CA 94720