About the Authors

Laurent Barbiero

Contributed equally to this work with: Laurent Barbiero, Gilles Berger, Ary T. Rezende Filho

laurent.barbiero@get.omp.eu

Current address: Centro de Energia Nuclear na Agricultura (CENA), Universidade de São Paulo, Avenida Centenário 303, 13400–970, Piracicaba, São Paulo, Brazil; Instituto de Química (IQ), Universidade Estadual de Campinas, P.O. Box 6154, 13083–970 Campinas, SP, Brazil

Affiliation Géosciences Environnement Toulouse (GET), Observatoire de Midi-Pyrénées, Université de Toulouse, CNRS, IRD, 14 Avenue Edouard Belin, F-31400 Toulouse, France

Gilles Berger

Contributed equally to this work with: Laurent Barbiero, Gilles Berger, Ary T. Rezende Filho

Affiliation Institut de Recherche en Astrophysique et Planétologie (IRAP), Observatoire de Midi-Pyrénées, Université de Toulouse, CNRS, IRD, 14 Avenue Edouard Belin, F-31400 Toulouse, France

Ary T. Rezende Filho

Contributed equally to this work with: Laurent Barbiero, Gilles Berger, Ary T. Rezende Filho

Affiliation FAENG—Faculdade de Engenharias, Arquitetura e Urbanismo e Geografia, Universidade Federal do Mato-Grosso do Sul, Cidade Universitária s/n, Caixa Postal 549, 79070–900 Campo Grande-MS, Brazil

Jean-François Meunier

‡ These authors also contributed equally to this work.

Affiliation Laboratoire de Chimie de Coordination (LCC), Université de Toulouse, CNRS, 205 route de Narbonne F-31077, Toulouse, France

Elisângela R. Martins-Silva

‡ These authors also contributed equally to this work.

Affiliation Departamento de Ciências Agrárias e Ambientais, Universidade Estadual de Santa Cruz, Salobrinho 45662900, Ilhéus, Brazil

Sonia Furian

‡ These authors also contributed equally to this work.

Affiliation Departamento de Geografia (DG) Universidade de São Paulo, Avenida Pr. Lineu Prestes 338, Cidade Universitária 05508–900, São Paulo, Brazil

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: LB GB ARF. Performed the experiments: LB GB ARF. Analyzed the data: LB GB JFM SF. Contributed reagents/materials/analysis tools: LB ARF. Wrote the paper: LB GB ARF ERMS SF.