About the Authors

Jennifer J. Swenson, Catherine E. Carter, Jean-Christophe Domec
Nicholas School of the Environment, Duke University, Durham, North Carolina, United States of America

Jean-Christophe Domec
Ecole Nationale des Ingénieurs des Travaux Agricoles de Bordeaux, Unité Mixte de Recherche Transfert et Cycle des Éléments Minéraux, Gradignan, France

Cesar I. Delgado
Environmental Affairs Office, CESEL S.A, San Isidro, Lima, Peru

Corresponding Author

jswenson@duke.edu

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JJS. Performed the experiments: JJS CEC. Analyzed the data: JJS JCD. Contributed reagents/materials/analysis tools: JJS CEC JCD CID. Wrote the paper: JJS