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Now showing items 11-20 of 1566
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 ...
Efeitos do aumento da temperatura sobre a disponibilidade hídrica para a pecuária familiar na sub-bacia do Alto Camaquã, RS
(Universidade Federal de Santa Maria, 2016-07-15)
This study aimed to analyze the vulnerabilities of family livestock on water front property at temperature rise caused by climate change, the Alto Camaquã s sub-watershed, which is located at the top of the river basin ...
Qualidade das estimativas de precipitação do satélite TRMM no estado do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2016-04-27)
Understanding the spatial and temporal rainfall occurrence, improves the water
resources management, both in order to prevent losses related to the occurrence of floods and
droughts events, as in relation to the supply ...
Influência dos níveis de água na dinâmica de macrófitas aquáticas emergentes do banhado do Taim
(Universidade Federal de Santa Maria, 2016-01-13)
This work evaluated, throught techniques of Remote Sensing and geoprocessing, the influence of hydrological conditions in the dynamics of emergent aquatic macrophytes in Taim Wetland (TW), important wet area in Rio Grande ...
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). ...
Balanço de energia em telhado verde
(Universidade Federal de Santa Maria, 2016-12-05)
The knowledge of energy transfers between vegetated surface and the atmosphere is of great importance to characterize the local microclimate and identify interactions between environmental variables and vegetation. In ...
Caracterização hidrossedimentométrica de uma pequena bacia hidrográfica e balanço sedimentométrico no reservatório do Vacacaí Mirim
(Universidade Federal de Santa Maria, 2015-08-20)
The sediment yield causes a number of problems, and among them stands out silting of rivers and reservoirs, and contamination of surface water. Sediments result from the processes of erosion, transport, storage and ...
Análise de contaminação em solo e água subterrânea por hidrocarbonetos derivados de petróleo
(Universidade Federal de Santa Maria, 2015-08-06)
This research aimed to delineate the contamination plume, coming from a leak in the fuel station dealer, penetrating crystalline aquifer in the Rio Grande do Sul state southern Brazil. Determined with the use of a steam ...
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 ...
Remoção de cianobactérias de águas por processo de flotação por ar dissolvido
(Universidade Federal de Santa Maria, 2016-03-03)
Human activities generate qualitative and quantitative impacts of water resources which vary in intensity with the occupation and urbanization of a watershed, create a big problem due to the high concentration of nutrients. ...