1. Center for Hydrometeorology and Remote Sensing; University of California; Irvine California USA
2. NASA Ames Research Center Cooperative for Research in Earth Science and Technology; Moffett Field; California USA
3. NASA Jet Propulsion Laboratory; California Institute of Technology; Pasadena California USA
4. United States Department of Agriculture, Agricultural Research Service; Beltsville Maryland USA
5. School of Natural Resources; University of Nebraska-Lincoln; Lincoln Nebraska USA
6. Earth System Science Interdisciplinary Center; University of Maryland; College Park Maryland USA