This paper integrates multichannel analysis of surface waves (MASW) and time-lapse electrical resistivity tomography (ERT) to define aquifer geometry and identify transient groundwater features of the Cascalheira Stream ...

In this study was carried out the analysis and the identification of the planktonic communities and water quality for el Medio, el Arnical and Chingaza lagoons Located in the Chingaza paramo, this provides about 80 per ...

The Maricá restinga, located in the eastern part of the Rio de Janeiro State (Brazil), corresponds to one of the few remaining preserved areas of the state´s coastal plain. This paper reports on a study of the Maricá ...

The Maricá “restinga”, located on the eastern part of Rio de Janeiro State (Brazil), corresponds to one of the few remaining preserved areas of the state's coastal plain. This coastline presents two sand barriers separated ...

Although there is a lot of water on our planet, most of this existing water is not considered to be potable, because it does not meet the legislative parameters. So it is necessary to increase the efficiency of water ...

Slow sand filtration is a technology used for the treatment of water since the 19th century, which can be an alternative to conventional water treatment techniques, since it doesn’t uses chemical products and it is of ...

Stabilization ponds are biological treatment systems in that stabilization of organic matter is performed by the bacterial oxidation and / or reduction of photosynthetic algae. This study aimed to monitor and evaluate ...

The possibility of offering services of physical-recreational activities in the natural environment in the village of Laguna de Ortices, San Andres/Santander, is related to the interests of tourists, who through requests ...