Buscar
Itens para a visualização no momento 1-10 of 12
Modelagem da qualidade da água utilizando coeficientes bibliográficos e experimentais - aplicação ao Rio Vacacaí Mirim
(Universidade Federal de Santa Maria, 2014-01-17)
The use of the coefficient of reaeration and quantification of atmospheric reaeration templates for use in process water quality and can be determined by various methods or determined experimentally using formulas that ...
Caracterização da qualidade da água em poços rasos de consumo humano no município de Erval Seco/RS
(Universidade Federal de Santa Maria, 2021-02-09)
Water is the most important natural resource for life on earth and factors such as potability, quality and, quantity are relevant to the continuity of humanity. This study aims to characterize water quality in shallow wells ...
Qualidade da água em nascentes da bacia do Vacacaí-mirim com diferentes usos e coberturas do solo
(Universidade Federal de Santa Maria, 2016-08-17)
Several factors can modify the qualitative features of water resources in watershed areas. Such changes are due to natural processes and from human activities such as agriculture, livestock and removal of riparian vegetation ...
Qualidade e quantidade de águas pluviais escoadas a partir de telhados verdes extensivos em Santa Maria - RS
(Universidade Federal de Santa Maria, 2016-07-20)
Green roofs have increasingly become an integral part of urban environments, mainly due to their aesthetic benefits, thermal comfort and efficiency in controlling excess runoff. However, the effects of this emerging ...
Estratégia de monitoramento em apoio ao licenciamento ambiental em trecho de vazão reduzida
(Universidade Federal de Santa Maria, 2012-11-05)
In the environmental licensing of hydroelectric plants are prescribed streamflow should be maintained downstream of the dam, but these flows often cannot ensure the maintenance of water quality for the stretch. The aim of ...
Carga poluidora difusa na água e nos sedimentos de sub-bacia do Arroio Cadena - Santa Maria/RS
(Universidade Federal de Santa Maria, 2014-11-04)
Economic development and growth of productive activities have been accelerating the degradation of water resources. This research aimed to evaluate the pollutant loads in surface waters and in sediments conveyed by urban ...
Confiabilidade dos parâmetros monitorados em águas por sonda multiparâmetros
(Universidade Federal de Santa Maria, 2016-03-04)
Concern over water quality in Brazil is being hotly debated currently. In order to obtain information about the water quality at the national level, it was created the National Program for Assessment of Water Quality (PNQA). ...
Viabilidade da utilização do método delta aproximado para determinação do coeficiente de reaeração em rios
(Universidade Federal de Santa Maria, 2016-03-28)
The dissolved oxygen is an important indicator that shows water quality variation in rivers, caused by the release/accumulation of organic matter. The determination of the reaeration coefficient is indispensable, due to ...
Avaliação da qualidade da água da chuva e da viabilidade de sua captação e uso
(Universidade Federal de Santa Maria, 2009-03-04)
This paper aims to evaluate the rainwater quality in city of Santa Maria RS, identify the most suitable usages for it and to study the technical feasibility of its collection, through a reservoir dimension for exploitation. ...
Modelagem do estado trófico do reservatório do Vacacaí Mirim
(Universidade Federal de Santa Maria, 2016-02-22)
The eutrophication is an environmental disorder that happens due to nutrients excess, mainly in lakes
and reservoirs, from human action. This disorder causes the algal bloom, impairing the water quality,
increasing the ...