1. Department of Hydrology and Atmospheric Science The University of Arizona Tucson AZ USA
2. Department of Chemical and Environmental Engineering The University of Arizona Tucson AZ USA
3. NASA Langley Research Center Hampton VA USA
4. Johannes Gutenberg‐Universität Mainz Germany
5. Department of Mathematical Sciences University of Wisconsin‐Milwaukee Milwaukee WI USA
6. Pacific Northwest National Laboratory Richland WA USA
7. Science Systems and Applications Inc Hampton VA USA