Search Results - "Vargas de Mello, Jaime Wilson"

Effectiveness of Arsenic Co-Precipitation with Fe-Al Hydroxides for Treatment of Contaminated Water by Mello, Jaime Wilson Vargas de, Gasparon, Massimo, Silva, Juscimar

“…ABSTRACT Wastewater treatment is a challenging problem faced by the mining industry, especially when mine effluents include acid mine drainage with elevated…”
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Evaluation of Arsenic Availability in Sulfidic Materials from Gold Mining Areas in Brazil by de Andrade, Renato Pereira, de Mello, Jaime Wilson Vargas, Windmöller, Cláudia Carvalhinho, da Silva, José Bento Borba, Figueiredo, Bernardino Ribeiro

“…This study is aimed at evaluating the availability and mobility of arsenic in sulfidic materials from gold mining areas in Minas Gerais State, Brazil. Eight…”
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Seasonal impacts on arsenic mobility and geochemistry in streams surrounding a gold mineralization area, Paracatu, Brazil by Veloso, Renato Welmer, Mello, Jaime Wilson Vargas de, Abrahão, Walter Antônio Pereira, Glasauer, Susan

“…Arsenic (As) is a trace element in the Earth's crust that often occurs with gold mineralization, where it is found in association with sulfide-bearing minerals…”
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Use of steel slag to neutralize acid mine drainage (AMD) in sulfidic material from a uranium mine by Leite, Camila Marcon de Carvalho, Cardoso, Luisa Poyares, Mello, Jaime Wilson Vargas de

“…Acid Mine Drainage (AMD) is one of the main environmental impacts caused by mining. Thus, innovative mitigation strategies should be exploited, to neutralize…”
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Induction of a geochemical barrier for As, Fe and S immobilization in a sulfide substrate by Assis, Igor Rodrigues de, Dias, Luiz Eduardo, Ribeiro Jr, Emerson Silva, Abrahão, Walter Antônio Pereira, Mello, Jaime Wilson Vargas de, Veloso, Renato Welmer

“…Acid mine drainage (AMD) is an environmental concern due to the risk of element mobilization, including toxic elements, and inclusion in the food chain. In…”
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Valores de referência de qualidade para metais pesados em solos no Estado do Espírito Santo by Paye, Henrique de Sá, Mello, Jaime Wilson Vargas de(UFV Departamento de Solos), Abrahão, Walter Antônio Pereira(UFV Departamento de Solos), Fernandes Filho, Elpídio Inácio(UFV Departamento de Solos), Dias, Lívia Cristina Pinto, Castro, Maria Luisa Oliveira, Melo, Stefeson Bezerra de(Universidade Federal Rural do Semi- _rido Departamento de Ciências Ambientais), França, Michele Milanez

“…Valores de referência de qualidade (VRQ) para metais pesados em solos, em âmbito mundial, são bastante heterogêneos. No Brasil, poucos estudos para estabelecer…”
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Lanthanum immobilization by iron and aluminum colloids by Pietralonga, Aloncio Gottardo, de Mendonça, Bruno Araujo Furtado, Barcelos, Gisely Souza, de Mello, Jaime Wilson Vargas, Abrahão, Walter Antônio Pereira

“…In this work, lanthanum (La) removal from aqueous solution with Al–Fe (hydr)oxides was evaluated and the precipitated materials characterized. We synthesized…”
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Arsenic mobilization from sulfidic materials from gold mines in Minas Gerais State by Andrade, Renato Pereira de, Santana Filho, Salomão, Mello, Jaime Wilson Vargas de, Figueiredo, Bernardino Ribeiro de, Dussin, Tânia Mara

“…Acid drainage results from exposition of sulfides to the atmosphere. Arsenopyrite is a sulfide that releases arsenic (As) to the environment when oxidized…”
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Growth of seedlings of pigeon pea (Cajanus cajan (l.) millsp), wand riverhemp (Sesbania virgata (cav.) pers.), and lead tree (Leucaena leucocephala (lam.) de wit) in an arsenic-contaminated soil by Dias, Luiz Eduardo(Universidade Federal de Viçosa Soil Dep Soil Dep), Melo, Roseli Freire(EMBRAPA), Mello, Jaime Wilson Vargas de(Universidade Federal de Viçosa Soil Dep Soil Dep), Oliveira, Juraci Alves(Universidade Federal de Viçosa Dep. Soil Dep), Daniels, Walter Lee(VITECH Dep. of Crop and Soil Environmental Science)

“…Phytoremediation strategies utilize plants to decontaminate or immobilize soil pollutants. Among soil pollutants, metalloid As is considered a primary concern…”
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Effects of Competing Anions and Iron Bioreduction on Arsenic Desorption by Silva, Juscimar, de Mello, Jaime Wilson Vargas, Gasparon, Massimo, Abrahão, Walter Antônio Pereira

“…Dissimilatory iron-reducing bacteria play a fundamental role in catalysing the redox transformations that ultimately control the mobility of As in anoxic…”
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Geochemistry and spatial variability of metal(loid) concentrations in soils of the state of Minas Gerais, Brazil by de Souza, José João Lelis Leal, Abrahão, Walter Antônio Pereira, de Mello, Jaime Wilson Vargas, da Silva, Juscimar, da Costa, Liovando Marciano, de Oliveira, Teógenes Senna

“…Since 2009 a policy has been implemented in Brazil to establish the natural concentrations of potentially toxic substances in soil for each state. Historically…”
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Behavior of Eucalyptus grandis and E. cloeziana seedlings grown in arsenic-contaminated soil by Melo, Roseli Freire(EMBRAPA Agric. Res. Center), Dias, Luiz Eduardo(Universidade Federal de Viçosa), Mello, Jaime Wilson Vargas de(Universidade Federal de Viçosa), Oliveira, Juraci Alves(UFV Biology Dep. Soil Dep.)

“…Arsenic has been considered the most poisonous inorganic soil pollutant to living creatures. For this reason, the interest in phytoremediation species has been…”
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Métodos de análise multivariada no estabelecimento de valores de referência de qualidade para elementos-traço em solos by Henrique de Sá Paye, Jaime Wilson Vargas de Mello, Stefeson Bezerra de Melo

“…A distribuição natural dos teores de elementos-traço nos solos é muito variável. Assim, o estabelecimento de valores de referência de qualidade (VRQs) a partir…”
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Cover layers to the growth of trees and shrobs over a sulfide spoil from gold mining by Assis, Igor Rodrigues de, Dias, Luiz Eduardo, Abrahão, Walter Antônio Pereira, Ribeiro Jr, Emerson Silva, Mello, Jaime Wilson Vargas de

“…This work was done at a gold mine company in Paracatu, MG, Brazil, and was conducted from March 2000 to November 2005. The substrate (spoil) studied was a…”
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Radionuclides and heavy metal contents in phosphogypsum samples in comparison to cerrado soils by Jacomino, Vanusa Maria Feliciano(Centro de Desenvolvimento da Tecnologia Nuclear), Oliveira, Kerley Alberto Pereira de(CDTN), Taddei, Maria Helena Tirollo(Laboratório de Poços de Caldas), Siqueira, Maria Célia(Universidade Federal de São Carlos Departamento de Química), Carneiro, Maria Eleonora Deschamps Pires(Fundação Estadual do Meio Ambiente), Nascimento, Marcos Roberto Lopes(LAPOC), Silva, David Faria da(Universidade Federal de Viçosa Departamento de Solos), Mello, Jaime Wilson Vargas de(UFV Departamento de Solos)

“…Phosphogysum (PG) or agricultural gypsum, a solid waste from the phosphate fertilizer industry, is used as soil amendment, especially on soils in the Cerrado…”
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Potencial de quatro espécies herbáceas forrageiras para fitorremediação de solo contaminado por arsênio by Melo, Roseli Freire de(Universidade Federal de Viçosa Departamento de Solos), Dias, Luiz Eduardo(UFV Departamento de Solos), Mello, Jaime Wilson Vargas de(UFV Departamento de Solos), Oliveira, Juraci Alves de(UFV Departamento de Biologia Geral)

“…A fitorremediação de solos e substratos contaminados por elementos tóxicos tem despertado crescente interesse entre pesquisadores e técnicos. Particularmente…”
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Hydroponic culture and physiological responses to arsenic in Borreria verticillata populations with differential tolerance to the metalloid by Arcanjo-Silva, Samara, Campos, Naiara Viana, Becari-Viana, Ivan, Malta, Priscila Gonçalves, de Mello, Jaime Wilson Vargas, Azevedo, Aristéa Alves

“…Studies on pollutant accumulation in plants are essential for the diagnosis of species with potential for revegetation and remediation of contaminated…”
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REMOVAL OF Cu, Cr, Ni, Zn, AND Cd FROM ELECTROPLATING WASTES AND SYNTHETIC SOLUTIONS BY VERMICOMPOST OF CATTLE MANURE by Jordão, Cláudio Pereira, Pereira, Madson de Godoi, Einloft, Rosilene, Santana, Marlete Bastos, Bellato, Carlos Roberto, Vargas de Mello, Jaime Wilson

“…This study was undertaken to evaluate the retention of Cu, Cr, Ni, Zn, and Cd under laboratory conditions from synthetic solution and electroplating wastes by…”
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Preliminary evaluation of acid mine drainage in Minas Gerais State, Brazil by Mello, Jaime Wilson Vargas de(Universidade Federal de Viçosa Departamento de Solos), Dias, Luiz Eduardo(Universidade Federal de Viçosa Departamento de Solos), Daniel, Alfredo Mucci, Abrahão, Walter Antonio Pereira(Universidade Federal de Viçosa Departamento de Solos), Deschamps, Eleonora(Fundação Estadual do Meio Ambiente), Schaefer, Carlos Ernesto G.Reynald(Universidade Federal de Viçosa Departamento de Solos)

“…Mining in the State of Minas Gerais-Brazil is one of the activities with the strongest impact on the environment, in spite of its economical importance…”
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MODELING VERTICAL MOBILITY OF P IN REGOSOLS OF THE BRAZILIAN SEMIARID REGION: LEACH COLUMN EXPERIMENT by Alves Carneiro, Kalline de Almeida, Fraga, Vânia da Silva, Correa, Marcus Metri, Dantas Antonino, Antônio Celso, Da Silva, Lívia Previatello, Moro, Letícia, Salgueiro Gondim, Manuella Virginia, Dias, Bruno de Oliveira, Vargas de Mello, Jaime Wilson, Macedo, Rodrigo Santana, Vendruscolo, Jhony

“…Phosphorus (P) mobility can be high in sandy soils in tropical regions due to its high proportion of macropores, low levels of Fe and/or Al oxides, and low…”
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