Origin and geochemistry of arsenic in surface and groundwaters of Los Pozuelos basin, Puna region, Central Andes, Argentina

• Published in: Science of The Total Environment
• Main Authors: Murray, Jesica María, Nordstrom, Darrel Kirk, Dold, Bernhard, Romero Orué, María Angélica, Kirschbaum, Alicia Matilde
• Format: Article in Journal/Newspaper
• Language: English
• Published: Elsevier Science
• Subjects: ALTIPLANO-PUNA; ARSENIC REDOX SPECIATION; CLOSED BASIN; EVAPORATION; UNESCO BIOSPHERE RESERVE; Geoquímica y Geofísica; Ciencias de la Tierra y relacionadas con el Medio Ambiente; CIENCIAS NATURALES Y EXACTAS; Alicia; Argentina; Romero; Suecia; Luleå
• Online Access: http://hdl.handle.net/11336/120680

Los Pozuelos is a closed basin in the Puna region of NW Argentina, Central Andes. This is a semi-arid region where closed basins are the most important feature for the hydrologic systems. The center of the basin is occupied by a fluctuating playa lake called Los Pozuelos lagoon, which constitutes a...