About the Authors

Drew R. Eddy

dreddy@mail.utexas.edu

Address Current address: Jackson School of Geosciences, The University of Texas at Austin, Austin, Texas, United States of America

Affiliation Department of Marine, Earth, and Atmospheric Sciences, North Carolina State University, Raleigh, North Carolina, United States of America

Julia A. Clarke

Address Current address: Jackson School of Geosciences, The University of Texas at Austin, Austin, Texas, United States of America

Affiliation Department of Marine, Earth, and Atmospheric Sciences, North Carolina State University, Raleigh, North Carolina, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: DRE JAC. Performed the experiments: DRE. Analyzed the data: DRE JAC. Contributed reagents/materials/analysis tools: DRE JAC. Wrote the paper: DRE JAC.