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Challenges to measuring, monitoring, and addressing the cumulative impacts of artisanal and small-scale gold mining in Ecuador
ArticleAbstract: Portovelo-Zaruma, Ecuador is an artisanal and small-scale gold mining (ASGM) region with approximatePalabras claves:Artisanal and small-scale gold mining (ASGM), Cross-scale policy mitigation methods, Cumulative effects assessment and management (CEAM), Cumulative impacts, Portovelo-Zaruma, Ecuador, Trans-boundary water pollutionAutores:Adler Miserendino R., Adler S., Bergquist B.A., Guimarães J.R.D., Lees P.S.J., Niquen W., Patricio Colon Velásquez-López, Veiga M.M.Fuentes:scopusAn investigation of mercury sources in the Puyango-Tumbes River: Using stable Hg isotopes to characterize transboundary Hg pollution
ArticleAbstract: Mercury (Hg) concentrations and stable isotopes along with other trace metals were examined in envirPalabras claves:Artisanal- and small-scale gold mining, Contaminant geochemistry, MC-ICP-MS, Mercury, Mercury stable isotopes, Trace metal geochemistryAutores:Bergquist B.A., Guimarães J.R.D., Lees P.S.J., Miserendino R.A., Patricio Colon Velásquez-López, Schudel G., Veiga M.M., Winland-Gaetz S.Fuentes:scopusAbsorption efficiency in post-larvae of the shrimp Litopenaeus vannamei fed a diet of marine yeast from mangrove mudflats
ArticleAbstract: The present study investigated marine yeast as a food source in the Pacific white shrimp LitopenaeusPalabras claves:Estuarine aquaculture, Food absorption, mangroves, Microorganisms, Pacific white shrimpAutores:Patricio Colon Velásquez-López, Solorzano-Reyes F.Fuentes:scopusAir mercury contamination in the gold mining town of Portovelo, Ecuador
ArticleAbstract: Portovelo is one of the oldest gold mining towns in Ecuador. Artisanal gold mining still uses mercurPalabras claves:Amalgamation, Artisanal-small-scale gold mining, Mercury, Southern EcuadorAutores:Olivero-Verbel J., Pájaro-Castro N., Patricio Colon Velásquez-López, Víctor Hugo González-CarrascoFuentes:scopusApplication of electrical resistivity imaging (ERI) to a tailings dam project for artisanal and small-scale gold mining in Zaruma-Portovelo, Ecuador
ArticleAbstract: Thanks to advances in geoelectrical resistivity method over the past two decades, researchers can noPalabras claves:Artisanal gold mining, Electrical resistivity imaging (ERI), Tailings dam, Weathered granitic massif, Zaruma-portovelo mining districtAutores:Linares R., Patricio Colon Velásquez-López, Rodríguez R., Roqué C., Zarroca M.Fuentes:scopusCyanidation of mercury-rich tailings in artisanal and small-scale gold mining: Identifying strategies to manage environmental risks in Southern Ecuador
ArticleAbstract: In many countries, such as Brazil, Colombia, Ecuador, Indonesia, Venezuela and Zimbabwe, amalgamatedPalabras claves:Artisanal gold mining, Cyanidation, Mercury contamination, Mercury-rich tailings, Southern EcuadorAutores:Hall K., Klein B., Patricio Colon Velásquez-López, Shandro J.A., Veiga M.M.Fuentes:scopusEstimation of the ecological and human health risk of mercury in a mangrove area of the La Puntilla estuary, El Oro province, southern Ecuador
ArticleAbstract: Present study focused on the evaluation of total mercury concentration and the estimation of ecologiPalabras claves:ANADARA TUBERCULOSA, Ecological risk index, mangrove ecosystem, MercuryAutores:Ivonne Yadira López Sánchez, María Fernanda Rivera-Velasquéz, Patricio Colon Velásquez-LópezFuentes:scopusGravity concentration of gold in Nambija - Ecuador: The importance of process analysis for recovery success
Conference ObjectAbstract: Gold has been recovered from the Nambija mining zone by gravity concentration since the discovery ofPalabras claves:Autores:Ayala D.K., Espinosa P.A., Gustavo A. Muñoz, Patricio Colon Velásquez-López, Pazmiño I.C.Fuentes:scopusHuman health risks due to air mercury exposure produced by artisanal and small-scale gold mining activities in Portovelo, Ecuador
Book PartAbstract: Ecuador's main gold mining activities, located in the southern region, are characterized by large vePalabras claves:Hazard quotient, inhalation, Mercury contamination, Mining activities, Risk analysisAutores:Fallico C., María Fernanda Rivera-Velasquéz, Patricio Colon Velásquez-López, Víctor Hugo González-CarrascoFuentes:googlescopusEstablishing a community of practice of researchers, practitioners, policy-makers and communities to sustainably manage environmental health risks in Ecuador
ReviewAbstract: Background: The Sustainably Managing Environmental Health Risk in Ecuador project was launched in 20Palabras claves:Autores:Alejandro Rojas, Annalee Yassi, Bonnie Henry, Bowie W.R., Breilh J., Concepcion M., Efraín Beltrán Ayala, Elena Orrego, Fernanda Solis, Henry B., Jaime Breilh, Jaime Eduardo Breilh Paz y Miño, Jerry M. Spiegel, Jorge Parra, Juan Gaibor, Juan Gaibor-Chávez, Laurie Pearce, Margot Parkes, Margot W. Parkes, María Fernanda Soliz Torres, Miriam Concepción, Orrego E., Parkes M., Parra J., Patricio Colon Velásquez-López, Patricio Velásquez, Pearce L., Rojas A., Solis F., Spiegel J.M., William R. Bowie, Yassi A.Fuentes:rraaescopus