Results 11 to 20 of about 1,459 (171)

Gestão ambiental e sustentabilidade na macrometrópole paulista - Bacia do Rio Paraíba do Sul / Environmental management and sustainability in the macrometropole paulista – Paraiba do Sul River Basin [PDF]

open access: yesSociedade & Natureza, 2015
Located in southeastern Brazil, the basin of the Paraíba do Sul river has high importance to supply the states of São Paulo, Rio de Janeiro and Minas Gerais.
Antonio Carlos Demanboro
doaj   +3 more sources

Estrutura da vegetação em florestas de mangue do estuário do rio Paraíba do Sul, Estado do Rio de Janeiro, Brasil Vegetation structure of the mangrove forest at the estuary Paraíba do Sul river, Rio de Janeiro, Brazil

open access: yesActa Botânica Brasílica, 2004
A estrutura da vegetação do manguezal do estuário do rio Paraíba do Sul foi analisada pelo método de parcelas, que foram distribuídas na franja e no interior da floresta em dois sítios de estudo.
Elaine Bernini, Carlos Eduardo Rezende
doaj   +2 more sources

Suscetibilidade de Biomphalaria glabrata, variante albina, oriunda de Belo Horizonte, MG, à infecção por Schistosoma mansoni, parasita em condições naturais, de roedores silvestres do Vale do Rio Paraíba do Sul, SP (Brasil) Susceptibility of an albinic variant of Biomphalaria glabrata from Belo Horizonte (MG), to infection by Schistosoma mansoni, from wild rodents of the Paraíba do Sul River Valley

open access: yesRevista de Saúde Pública, 1978
Comprova-se que, em condições experimentais, a Biomphalaria glabrata, variante albina, originária de Belo Horizonte (MG) é suscetível à infecção por linhagem de S.
Othon de Carvalho Bastos   +2 more
doaj   +3 more sources

Hydrogeologic monitoring of the Paraíba do Sul river floodplain area subject to sand mining in the Tremembé municipality, SP, Brazil

open access: yesRevista Ambiente & Água, 2011
To characterize the geological, hydrogeological, hydrochemical, and hydrobacterial aspects of the surface and groundwater in the floodplain of the Paraíba do Sul river in Tremembé municipality, the water levels of the Quaternary sedimentary aquifer ...
Getulio Teixeira Batista   +4 more
doaj   +2 more sources

Anomalias de Drenagem e Evolução da Paisagem no Médio Vale do Rio Paraíba do Sul (RJ/SP). [PDF]

open access: yesAnuário do Instituto de Geociências, 2006
The evolution of the drainage system is driven by influence structural and changes in the climatic regime resulting in specific morphological features.We studied one of these features – drainage anomalies – in the middle valley of Paraíba do Sul River ...
Telma Mendes da Silva   +3 more
doaj   +2 more sources

A ictiofauna da bacia do Rio Paraíba do Sul. Biodiversidade e padrões biogeográficos

open access: yesBrazilian Archives of Biology and Technology, 1999
Fish fauna taxonomic composition and biogeographic informations of the Paraíba do Sul river basin are presented. Samples were taken in 75 units between January/1995 and June/1998.
Carlos Roberto S. Fontenelle Bizerril
doaj   +2 more sources

Evaluation of the cytotoxic and genotoxic potential of water from the River Paraíba do Sul, in Brazil, with the Allium cepa L. test

open access: yesBrazilian Journal of Biology, 2015
This work investigated the cytotoxic and genotoxic potential of water from the River Paraíba do Sul (Brazil) using Allium cepa roots. An anatomo-morphological parameter (root length), mitotic indices, and frequency of micronuclei were analysed.
A. Barbério   +3 more
doaj   +2 more sources

Distribution and abundance of Cladocera (Branchiopoda) in the Paraíba do Sul River estuary, Rio de Janeiro, Brazil

open access: yesBrazilian Journal of Oceanography, 2006
To characterize the cladoceran community of the Paraíba do Sul River estuary, located in the district of São João da Barra, Rio de Janeiro, Brazil, cladocerans were collected monthly in nine sampling stations from September 2002 until August 2003 ...
José Mauro Sterza   +1 more
doaj   +2 more sources

Mercury contents in aquatic macrophytes from two reservoirs in the Paraíba do Sul: Guandú river system, SE Brazil

open access: yesBrazilian Journal of Biology, 2006
This paper reports on a study to determine the Hg content in the five most abundant aquatic macrophyte species (Elodea densa, Sagittaria montevidensis, Salvinia auriculata, Pistia stratiotes and Eichhornia crassipes) in two artificial reservoirs flooded ...
M. M. Molisani   +4 more
doaj   +2 more sources

A satellite view of riverine turbidity plumes on the NE-E Brazilian coastal zone

open access: yesBrazilian Journal of Oceanography, 2012
Turbidity plumes of São Francisco, Caravelas, Doce, and Paraiba do Sul river systems, located along the NE/E Brazilian coast, are analyzed for their dispersal patterns of Total Suspended Solids (TSS) concentration using Landsat images and a logarithmic ...
Eduardo Negri de Oliveira   +5 more
doaj   +1 more source

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