1Department of Chemistry, Faculty of Science, Universidad Nacional de Colombia, Bogotá, D.C. 11001, Colombia.
2Department of Chemistry, University of Oslo, Oslo, Norway.
3Department of Geography, University of Zurich, Zurich, Switzerland.
4Department of Civil and Agricultural Engineering, Faculty of Civil Engineering, Universidad Nacional de Colombia, Bogotá, Colombia.
5ETH Zurich, Institute of Environmental Engineering, Zurich, Switzerland.
G.G.S. is now with Alpen-Adria-University, Klagenfurt, Austria.
Address for correspondence: Carmen Stella Mosquera-Vivas, PhD, Universidad Nacional de Colombia Bogotá, Cundinamarca, Colombia. E-mail: [email protected]; [email protected]
Financial Disclosures/Conflicts of Interest: None reported.
Received November 23, 2015.
Accepted for publication September 4, 2016.