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Hydrochemistry of the Guarani Aquifer System modulated by mixing with underlying and overlying hydrostratigraphic units
(2020-08-01)
Study region: São Paulo State, Southeastern, Brazil. Study focus: Several studies were conducted on the Guarani Aquifer System (GAS), with as main focus the identification of major stratigraphic units and hydrodynamic ...
Águas subterrâneas: Sistema Aquífero Guarani
(Universidade Federal de Santa MariaBrasilUFSMCentro de Tecnologia, 2014-12-20)
This study analyzes, through the bibliographic research, the situation and the importance to the population, of Guarani Aquifer System water resources, an important underground waters reservoir takes place in the territory ...
Health risk related to radon in a thermal spa utilizing waters from Guarani aquifer
(Wit Press/computational Mechanics Publications, 2007-01-01)
This investigation was carried out within the Parana sedimentary basin, Brazil, involved the sampling of groundwater and air, and was realized with the purpose of evaluating the radioactivity, due to radon gas, in a thermal ...
MAGNETIC-STRUCTURAL COMPARTMENTATION OF THE SERRA GERAL AQUIFER SYSTEM AND ITS CONECTIVITY WITH THE GUARANY AQUIFER SYSTEM IN THE CENTRAL REGION OF THE PONTA GROSSA ARC (PARANÁ BASIN)COMPARTIMENTAÇÃO MAGNÉTICA-ESTRUTURAL DO SISTEMA AQÜÍFERO SERRA GERAL E SUA CONECTIVIDADE COM O SISTEMA AQÜÍFERO GUARANI NA REGIÃO CENTRAL DO ARCO DE PONTA GROSSA (BACIA DO PARANÁ)
(Sociedade Brasileira de Geologia, 2016)
Doses from Rn-222, Ra-226, and Ra-228 in groundwater from Guarani aquifer, South America
(Elsevier B.V., 2004-01-01)
Groundwater samples were analysed for Rn-222, Ra-226, and Ra-228 in Guarani aquifer spreading around I million kin 2 within four countries in South America, and it was found that their activity concentrations are lognormally ...
Doses from Rn-222, Ra-226, and Ra-228 in groundwater from Guarani aquifer, South America
(Elsevier B.V., 2004-01-01)
Groundwater samples were analysed for Rn-222, Ra-226, and Ra-228 in Guarani aquifer spreading around I million kin 2 within four countries in South America, and it was found that their activity concentrations are lognormally ...
High-resolution aquifer analog of fluvial-aeolian sediments of the Guarani aquifer system
(2013-08-07)
The Guarani aquifer system (GAS) represents one of the biggest aquifers in the world and is the most relevant groundwater resource in South America. For the first time, by combining field and laboratory measurements, a ...
Application of longitudinal conductance in the estimation of the natural vulnerability of the guarani aquifer system in the São Paulo stateAplicação da condutância longitudinal na estimativa da vulnerabilidade natural do sistema aquífero guarani no estado de São Paulo
(2018-01-01)
This paper presents the results obtained from geophysical data processing, which were acquired through vertical electrical soundings developed on occurrence area of the Guarani Aquifer System (GAS), in São Paulo state, ...