Buscar
Mostrando ítems 41-50 de 207
Impacts of climate change on the aquatic flora of Lagunas Verdes, Chiles Volcano, EcuadorImpactos del cambio climático sobre la flora acuática de las Lagunas Verdes, volcán Chiles, Ecuador
(Instituto de Investigación de Recursos Biológicos Alexander Von Humboldt, 2019)
Origin and geochemistry of arsenic in surface and groundwaters of Los Pozuelos basin, Puna region, Central Andes, Argentina
(Elsevier Science, 2019-12-20)
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 ...
Stakeholder Delphi-perception analysis on impacts and responses of acid rain on agricultural ecosystems in the Vietnamese upland
(Corporación Universidad de la Costa, 2021)
Rutas tróficas en macrozooplancton del Lago de Tota - Boyacá, Colombia
(Universidad Pedagógica y Tecnológica de ColombiaFacultad de Ciencias, Maestría en Ciencias Biológicas, 2016)
In aquatic ecosystems inputs of matter and energy present in greater or lesser extent depending on the basin, given the origin and quality of these resources, you can alter the balance in metabolism or interactions in the ...
Peat as a natural solid-phase for copper preconcentration and determination in a multicommuted flow system coupled to flame atomic absorption spectrometry
(ELSEVIER SCIENCE BV, 2009)
The physical and chemical characteristics of peat were assessed through measurement of pH, percentage of organic matter, cationic exchange capacity (CEC), elemental analysis, infrared spectroscopy and quantitative analysis ...
Isolation and characterization of halophilic archaea able to grow in aromatic compounds
(Elsevier Sci LtdOxfordInglaterra, 2006)
Poluição por mercúrio em sedimentos e peixes da Lagoa Rodrigo de Freitas (Rio de Janeiro, RJ) : subsídios à avaliação de risco à saúde humana
(Universidade Federal do Rio de JaneiroBrasilInstituto de GeociênciasUFRJ, 2021)
Origin, distribution, and geochemistry of arsenic in the Altiplano-Puna plateau of Argentina, Bolivia, Chile, and Perú
(Elsevier Science, 2019-05)
Elevated concentrations of arsenic in water supplies represent a worldwide health concern. In at least 14 countries of South America, high levels have been detected relative to international standards and guidelines. Within ...