About the Authors

Rebecca T. Barnes

becca.barnes@coloradocollege.edu

Current address: Environmental Program, Colorado College, Colorado Springs, Colorado, United States of America

Affiliation Department of Earth Science, Rice University, Houston, Texas, United States of America

Morgan E. Gallagher

Current address: Center on Global Change, Duke University, Durham, North Carolina, United States of America

Affiliation Department of Earth Science, Rice University, Houston, Texas, United States of America

Caroline A. Masiello

Affiliation Department of Earth Science, Rice University, Houston, Texas, United States of America

Zuolin Liu

Affiliation Department of Earth Science, Rice University, Houston, Texas, United States of America

Brandon Dugan

Affiliation Department of Earth Science, Rice University, Houston, Texas, United States of America

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: RTB MEG CAM BD. Performed the experiments: RTB MEG ZL. Analyzed the data: RTB MEG. Contributed reagents/materials/analysis tools: CAM BD. Wrote the paper: RTB. Significant help revising the manuscript: MEG CAM BD.