About the Authors

Andrew Z. Krug

azk102@psu.edu

Affiliation Department of Geosciences, The Pennsylvania State University, University Park, Pennsylvania, United States of America

Mark E. Patzkowsky

Affiliation Department of Geosciences, The Pennsylvania State University, University Park, Pennsylvania, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: AZK. Performed the experiments: AZK MEP. Analyzed the data: AZK MEP. Wrote the paper: AZK MEP.