About the Authors

Andreas C. Bryhn

andreas.bryhn@geo.uu.se

Affiliation Uppsala University, Department of Earth Sciences, Uppsala, Sweden

Competing Interests

The author has declared that no competing interests exist.

Author Contributions

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