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Condições atmosféricas conducentes à ocorrência de tempestades convectivas severas na América do Sul
(Universidade Federal de Santa Maria, 2011-02-02)
An investigation of the atmospheric environments prone to severe convective weather is conducted for the subtropics of South America, east of the Andes Mountain Range. Upper air soundings valid at 00Z and 12Z for six ...
Efeito secundário do buraco de ozônio antártico sobre o Sul do Brasil
(Universidade Federal de Santa Maria, 2013-02-01)
In this Dissertation were identified events of influence of the Antarctic ozone hole over the South of Brazil that occurred in the period between 1979 and 2011. For this, we analyzed the daily average data of total ozone ...
Eventos extremos secos sobre a região Sudeste do Brasil durante a estação de verão
(Universidade Federal de Santa Maria, 2017-03-30)
It was carried out an identification of dry events and elaborated a dynamic and thermodynamic
characterization of these ones, ocurring during summer over Southeast region of
Brazil. Dry events were identified for a series ...
Fluxos de calor e dióxido de carbono entre o oceano e a atmosfera na região costeira e oceânica ao Sul do Brasil
(Universidade Federal de Santa Maria, 2014-07-11)
The Southwest Atlantic Ocean is characterized, in winter, by the presence of an
oceanographic front between the Brazil Current (BC) and the Brazilian Coastal Current
(BCC). The BC/BCC oceanographic front generates intense ...
Um estudo observacional de rajadas de vento geradas por tempestades severas no Sul do Brasil
(Universidade Federal de Santa Maria, 2017-03-07)
This study presents a climatology of convectively-generated strong wind gusts (SWG) occurred
in Southern Brazil in the 2005-2015 period. The selection of these events was
based on surface hourly data from the operational ...
Estudo de eventos de El Niño e La Niña em anéis de crescimento de árvores para a região Sul do Brasil
(Universidade Federal de Santa Maria, 2012-02-24)
In climatology it is of fundamental importance to make predictions about the behavior
of certain variables. For this it is necessary that current and past behavior of these
variables is known. In this context, the use ...
Estudo das componentes do balanço de energia em uma cultura de arroz irrigado no Sul do Brasil
(Universidade Federal de Santa Maria, 2012-08-31)
This dissertation presents a study on the experimental site of Cachoeira do Sul-RS,
Brazil. The objective of this study was to estimate the components of the Energy Balance
Closure on the surface of a rice paddy field. ...
Escoamentos de retorno de umidade na Bacia do Prata
(Universidade Federal de Santa Maria, 2015-05-22)
This study evaluated the seasonality of moisture supply on part of the Bacia do Prata (BP) in
the context of transient anticyclones east of the Andes, phenomenon that receives the name
of moisture return (RU). This ...
Utilização do índice de área foliar obtido por sensoriamento remoto para a estimativa da evapotranspiração de referência na bacia do Prata
(Universidade Federal de Santa Maria, 2010-03-15)
In this work the estimate of evapotranspiration over the region of the Plata Basin, using data of leaf area index obtained from remote sensing, through the MODIS. The method used to obtain the estimated evapotranspiration ...
Derivação de um skewness da velocidade vertical turbulenta a partir de um modelo LES
(Universidade Federal de Santa Maria, 2010-08-13)
The planetary boundary layer (PBL) is a physical system presenting a variety of complex states characterized by the turbulence phenomenon. An understanding of the
turbulence patterns and its structural details is of ...