About the Authors

Bonan Li

Affiliation Department of Earth Sciences, Indiana University-Purdue University Indianapolis (IUPUI), Indianapolis, IN 46202, United States of America

Lixin Wang

lxwang@iupui.edu

Affiliation Department of Earth Sciences, Indiana University-Purdue University Indianapolis (IUPUI), Indianapolis, IN 46202, United States of America

Kudzai F. Kaseke

Affiliation Department of Earth Sciences, Indiana University-Purdue University Indianapolis (IUPUI), Indianapolis, IN 46202, United States of America

Lin Li

Affiliation Department of Earth Sciences, Indiana University-Purdue University Indianapolis (IUPUI), Indianapolis, IN 46202, United States of America

Mary K. Seely

Affiliation Desert Research Foundation of Namibia, Windhoek, Namibia

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: LW. Formal analysis: BL. Methodology: BL LW KK. Writing – original draft: BL LW. Writing – review & editing: LL MS.