About the Authors
- Fred D. Tillman
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Roles Conceptualization, Formal analysis, Investigation, Writing – original draft, Writing – review & editing
* E-mail: ftillman@usgs.gov
Affiliation U.S. Geological Survey, Arizona Water Science Center, Tucson, Arizona, United States of America
- Jessica R. Anderson
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Contributed equally to this work with: Jessica R. Anderson, Joel A. Unema, Thomas P. Chapin
Roles Investigation, Writing – original draft, Writing – review & editing
Affiliation U.S. Geological Survey, Arizona Water Science Center, Flagstaff, Arizona, United States of America
- Joel A. Unema
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Contributed equally to this work with: Jessica R. Anderson, Joel A. Unema, Thomas P. Chapin
Roles Investigation, Writing – original draft, Writing – review & editing
Affiliation U.S. Geological Survey, Arizona Water Science Center, Flagstaff, Arizona, United States of America
- Thomas P. Chapin
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Contributed equally to this work with: Jessica R. Anderson, Joel A. Unema, Thomas P. Chapin
Roles Investigation, Writing – original draft, Writing – review & editing
Affiliation U.S. Geological Survey, Geology, Geophysics and Geochemistry Science Center, Denver, Colorado, United States of America
Competing Interests
The authors have declared that no competing interests exist.