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Pesticide contamination of groundwater in the tropical region. ABSTRACT: Pesticides residues have been detected in groundwater all around the world, but most published studies were carried out in temperate climate countries despite the intensive use of these subs... ... Repository: BDPA Publication year: 2023
Toxicity removal by Daphinia similis assay in BTEX contaminated groundwater using nanometric TiO2/ZrO2 film and black light. Abstract: In this work, a photocatalytic tubular reactor, with a nanometric TiO2/ZrO2film, immobilized on glass substrate, was developed in order to investigate the degradation of volatile organic com... ... Repository: BDPA Publication year: 2019
Assessing the risk of groundwater contamination from organic substances in sewage sludge. In this work, the risk of groundwater contamination from organic substances in sewage sludge from wastewater treatment stations was evaluated in its worst case. The sewage sludge was applied as fertil... ... Repository: BDPA Publication year: 2008
Nitrate in groundwater in Ribeirão Preto city area in Brazil. The region of Ribeirão Preto City, southeastern Brazil, is an important sugar cane and recharge area for groundwater of the Guarany aquifer. This research was conducted to evaluate the potential conta... ... Repository: BDPA Publication year: 2008
Ecological risk assessment of PFOS contamination in surface waters from sulfluramid-treated watersheds in Brazil. The use of sulfluramid as an insecticide in Brazil poses environmental risks as it mayconvert into the persistent and toxic perfluorooctanesulfonic acid (PFOS), a chemical listed inAnnex B of the Stoc... ... Repository: BDPA Publication year: 2023
Electroanalytical determination of ametryn using a silver amalgam electrode and a sorption study in soils under sugarcane plantation or native area. Repository: BDPA Publication year: 2012
Diagnóstico dos poços tubulares profundos e da qualidade das águas subterrâneas no município de Concórdia, SC. O presente trabalho apresenta um diagnóstico dos poços tubulares profundos e da qualidade das águas subterrâneas do município de Concórdia, localizado na região meio-oeste de Santa Catarina, Brasil. F... ... Repository: BDPA Publication year: 2014
Evaluation of occurrence of NO3-, coliform and atrazine in a karst aquifer, Colombo, PR. A vulnerabilidade de aquíferos do tipo cársticos à contaminação por atividades agropecuárias ocorre em função de sua estrutura geomorfológica. No entanto, existem poucos estudos desta natureza no Bras... ... Repository: BDPA Publication year: 2017
Soil tillage systems and herbicide leaching in Brazil. The Guarany aquifer located in South America has a dimension of approximately 1,200,000 Km2 and spreads to areas of eight Brazilian states plus parts of Argentina, Uruguay and Paraguay. The region of... ... Repository: BDPA Publication year: 2005
Lixiviação de íons ao longo do perfil de um latossolo vermelho onde se dispôs lodo de esgoto. Resumo: O lodo de esgoto tem sido disposto em solo agrícola. A despeito dos benefícios desta aplicação melhorando as condições físicas e químicas do solo, há um risco potencial de sua poluição e dos c... ... Repository: BDPA Publication year: 2011

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