Mostrando 10 resultados de: 22
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Biogeochemistry(2)
Environmental Pollution(2)
Science of the Total Environment(2)
Soil Science Society of America Journal(2)
Biogeochemistry and Pedogenetic Process in Saltmarsh and Mangrove Systems(1)
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Geología, hidrología, meteorología(13)
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Characterizing humic substances from estuarine soils and sediments by excitation-emission matrix spectroscopy and parallel factor analysis
ArticleAbstract: The determination of optical properties of organic matter using spectroscopic techniques is a powerfPalabras claves:EEM-PARAFAC, Estuary, Fulvic acids, Humic acids, sediment, soilAutores:Álvarez M.A., Jaffé R., Santín C., Xosé Luis Otero Pérez, Yamashita Y.Fuentes:scopusChemical and spectroscopic characteristics of humic acids in marshes from the Iberian Peninsula
ArticleAbstract: Purpose: To characterise soil humic acids (HAs) extracted from Spanish marshes formed under differenPalabras claves:Estuaries, Humic acids, Soils, wetlandsAutores:Boluda R., Buurman P., Ferreira F.P., Martin-Neto L., Vázquez F.M., Vidal-Torrado P., Xosé Luis Otero PérezFuentes:scopusChemical composition of wildfire ash produced in contrasting ecosystems and its toxicity to Daphnia magna
ArticleAbstract: It is well established in the world's fire-prone regions that wildfires can considerably change thePalabras claves:bioassays, ecotoxicology, polycyclic aromatic hydrocarbons (PAH), wildfire impactsAutores:Albini D., Doerr S.H., Froyd C.A., Harper A.R., Pérez-Fernández B., Santín C., Viñas L., Xosé Luis Otero PérezFuentes:scopusComparison of the quantitative determination of soil organic carbon in coastal wetlands containing reduced forms of Fe and S
ArticleAbstract: The performance of the Walkley–Black wet oxidation chemical method for soil organic carbon (SOC) detPalabras claves:Autores:Artur A.G., Ferreira T.O., Nóbrega G.N., Passos T.R.G., Xosé Luis Otero PérezFuentes:scopusBioaccumulation of heavy metals in thionic fluvisols by a marine polychaete: The role of metal sulfides
ArticleAbstract: Bioavailable heavy metals have been widely studied in recent years because of their toxicity to natuPalabras claves:Autores:Sanchez J., Vázquez F.M., Xosé Luis Otero PérezFuentes:scopusAnalysis of total arsenic content in purchased rice from Ecuador
ArticleAbstract: Natural and anthropogenic sources contribute to arsenic contamination in water and human food chainPalabras claves:Andean countries, arsenic, Daily intake, Healthy risk, Rice, SOUTH AMERICAAutores:Bravo-Yagüe J.C., David Vinicio Carrera-Villacrés, Gallego-Picó A., Luis A. Escobar-Castañeda, Oliva Atiaga, Oliva Lucía Atiaga Franco Ph.D, Xosé Luis Otero PérezFuentes:googlescopusFrom sinks to sources: The role of Fe oxyhydroxide transformations on phosphorus dynamics in estuarine soils
ArticleAbstract: The availability of phosphorus (P) in estuarine ecosystems is ultimately controlled by the nature ofPalabras claves:Crystallinity, eutrophication, Fe oxides, Pollution, Redox processes, SamarcoAutores:Antelo J., Barcellos D., Bernardino A.F., Ferreira T.O., Nóbrega G.N., Queiroz H.M., Xosé Luis Otero PérezFuentes:scopusGeochemical footprint of dredged material discharges and sediment health status in Todos Santos Bay, Mexico
ArticleAbstract: Total Al, Fe, Mn, Cu, Zn, Pb and organic carbon concentrations in Todos Santos Bay (TSB) surficial sPalabras claves:enrichment factor, Geochemical indices, Heavy Metals, Pristine environments, Spatio-temporal change, Toxic trace metalsAutores:Arreguín-Rodríguez G.J., Chavez-Jimenez M., Fernández-Díaz V.Z., Huerta-Diaz M.A., Mejia-Piña K.G., Valdivieso-Ojeda J.A., Xosé Luis Otero PérezFuentes:scopusGeochemical speciation and dynamic of cooper in tropical semi-arid soils exposed to metal-bearing mine wastes
ArticleAbstract: The potentially hazardous effects of rock wastes disposed at open pit in three different areas (Pr:Palabras claves:Acid drainage, Carbonates, Cu sequential extraction, MINING, SulphidesAutores:Ferreira T.O., Perlatti F., Vázquez F.M., Xosé Luis Otero PérezFuentes:scopusGeochemistry of iron and manganese in soils and sediments of a mangrove system, Island of Pai Matos (Cananeia - SP, Brazil)
ArticleAbstract: Five zones along a transect of 180 m were selected for study on the Island of Pai Matos (Sao Paulo,Palabras claves:geochemistry, Iron, manganese, Mangrove soils, Mangrove vegetation, nontronite, pyriteAutores:Ferreira T.O., Huerta-Diaz M.A., Partiti C.S.M., Souza-Junior V.S., Vázquez F.M., Vidal-Torrado P., Xosé Luis Otero PérezFuentes:scopus