Drought Sensitivity of Gross Primary Productivity for Water- vs. Energy-Limited Ecosystems

David L Miller, University of California Berkeley, Department of Environmental Science, Policy, and Management, Berkeley, CA, United States, Sebastian Wolf, ETH Zurich, Department of Environmental Systems Science, Zurich, Switzerland, Joshua B Fisher, Chapman University, Schmid College of Science and Technology, Orange, United States, Benjamin F Zaitchik, Johns Hopkins University, Earth and Planetary Sciences, Baltimore, United States and Trevor F Keenan, Lawrence Berkeley National Laboratory, Climate and Ecosystem Sciences Division, Berkeley, United States; University of California, Berkeley, Department of Environmental Science, Policy, and Management, Berkeley, United States