Now showing items 1-10 of 5612
Some reflections on the future of the water quality of the corumbataí River basin, São Paulo state, Brazil
The waters of Corumbataí River in the middle and eastern part of São Paulo State, Brazil, are extensively used for human consumption; their water quality has been modified mainly due to increasing pressure caused by ...
Water Quality Index (WQI) of Jaguari and Atibaia Rivers in the region of Paulínia, São Paulo, Brazil
Due to the concern with the quality of hydric resources, the monitoring is essential to evaluate and identify the anthropogenic and environmental interferences in a quantitative and qualitative level. In order to assist ...
CONDITION of Hoplias aff. malabaricus (BLOCH, 1794) IN TWO COASTAL STREAMS of ITANHAEM RIVER BASIN, BRAZIL
(Inst Pesca, 2009-01-01)
The main purpose of this research was to measure the condition of the fish species Hoplias aff. malabaricus collected in Aguapeu River (black waters) and Branco River (white waters), which belong to Itanhaem River basin, ...
Caroni River, Trinidad
The postcard shows the Caroni river which is located north west Trinidad and empties via the mangrove in the Caroni Swamp into the Gulf of Paria.
Aplicacao da analise discriminante no estudo hidroquimico does rios Corumbatai e Piracicaba (SP)
The results indicated potassium as the most important for the discrimination between groups of samples, followed by magnesium, calcium and sodium. As the area has been under intense sugar cane industrialisation, the soil ...
Using chemical and physical parameters to define the quality of Pardo River water (Botucatu-SP-Brazil)
(Elsevier B.V., 2001-04-01)
This paper aims to study the ecological system of the Pardo River, at the source and lower-order passages, which are in the Botucatu area, São Paulo State, Brazil. This study was carried out to determine water quality with ...
Sedimentation rates in the Corumbataí River basin, Brazil, derived from 210Pb measurements
Activity profiles of excess 210Pb measured in four sediment cores from the Corumbataí River basin, São Paulo State, Brazil, provided an opportunity to evaluate sedimentation rates that are helpful for defining appropriate ...