Browsing by Author "6f818113-b685-4c37-a224-66c89b533d0a"
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Finstad, Kari; Pfeiffer, Marco; McNicol, Gavin; Tuite, Michael; Williford, Kenneth; Amundson, Ronald (Cambridge University Press, 2018)This paper reports a previously unidentified paleoenvironmental record found in sand dunes of the Atacama Desert, Chile. Long-term aeolian deflation by prevailing onshore winds has resulted in the deposition of sand on the ...
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Pfeiffer, Marco; Latorre, Claudio; Santoro, Calogero M.; Gayo, Eugenia M.; Rojas, Rodrigo; Carrevedo, María Laura; McRostie, Virginia B.; Finstad, Kari M.; Heimsath, Arjun; Jungers, Matthew C.; De Pol-Holz, Ricardo; Amundson, Ronald (Elsevier Ltd, 2018)© 2018 Elsevier LtdThe halite-encrusted salt pans (salars) present at low elevations in the hyperarid core of the Atacama Desert in northern Chile are unique features of one of the driest and possibly oldest deserts on ...
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Pfeiffer, Marco; Latorre, Claudio; Gayo, Eugenia; Amundson, Ronald (Geological Society of America, 2019)We discovered permanently hydrated CaCl 2 -rich soils in Earth's driest region, the Atacama Desert. The soils contain up to ~15% CaCl 2 . X-ray diffraction indicates the rare minerals sinjarite, schoenite, and tachyhydrite. ...
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Jordan, Teresa E.; Lohman, Rowena B.; Tapia, Lorenzo; Pfeiffer Jakob, Marco; Scott, Chelsea P.; Amundson, Ronald; Godfrey, Linda; Riquelme, Rodrigo (Elsevier, 2020)Ground-based monitoring and remote sensing of extreme rain events in the hyperarid Atacama Desert, Chile, reveal a complex relationship between precipitation, soil types and interferometric synthetic aperture radar (InSAR) ...