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Variabilidades decadais a multidecadais do sistema de Monção da América do Sul: um estudo observacional e estatístico
(Universidade Federal de Santa Maria, 2021-09-03)
A monsoon system is characterized by large-scale seasonal wind reversal, due to the thermal gradient between
continents and oceans, and that has well-defined dry and wet seasons. However, the South American Monsoon
System ...
Monitoramento da coluna total de ozônio e a ocorrência de eventos de influência do buraco de ozônio antártico sobre o sul do Brasil
(Universidade Federal de Santa Maria, 2016-12-16)
The present PhD thesis analyzes the results obtained from the Total Ozone Column (TOC) monitoring conducted in the Southern Space Observatory - SSO (29.26 ° S, 53.48 °W and 488 m altitude) between 1992 and 2014 by three ...
Análise das componentes dos fluxos superficiais de massa e energia na região Sul do Brasil
(Universidade Federal de Santa Maria, 2018-03-23)
Ecosystems interact with the atmosphere through, mass and energy superficial fluxes, therefore understanding the properties of these fluxes in different ecosystems is very important for improving knowledge about biophysical ...
Análise observacional e numérica da supercélula tornádica de 19 de novembro de 2015 em Marechal Cândido Rondon, Paraná
(Universidade Federal de Santa Maria, 2022-12-19)
In the mid-afternoon of 19 November 2015, a large multiple-vortex tornado struck the city of
Marechal Cândido Rondon, situated in southern Brazil. The tornado-producing left-moving
supercell evolved within the range of ...
Identificação das ondas de calor na região subtropical do Brasil: características observacionais e simuladas através do modelo DREAM
(Universidade Federal de Santa Maria, 2022-09-28)
Heat waves are extreme events that leads to several impacts and socioeconomic damages during its performing. Considering that heat waves are becoming more frequent and
intense as a result of global warming, it is very ...
Variabilidade da termoclina no Hemisfério Sul associada a eventos de zona de convergência do Atlântico Sul nas diferentes fases da oscilação de Madden-Julian
(Universidade Federal de Santa Maria, 2023-02-10)
The processes that occur in the ocean, both on the surface and at greater depths, are important
for the global climate system, and the anomalies that occur in it are capable of influencing
meteorological systems in ...
Convergência vertical dos fluxos turbulentos de energia - implicação em variações de quantidades médias junto à superfície
(Universidade Federal de Santa Maria, 2019-08-30)
The present study is divided into three chapters. In the first chapter, a boundary layer
method is proposed to estimate sensible and latent heat fluxes on a monthly scale, based
on hourly observations of temperature and ...
Impacto da variabilidade da umidade do solo em cultura de arroz na formação de nevoeiros na região central do Rio Grande do Sul
(Universidade Federal de Santa Maria, 2023-06-15)
Some characteristics on the surface and atmosphere interact in the fog formation
processes. The topography, land use and local and large-scale circulations stand
out. The objective of the work is to identify a way to ...
Influência da orografia da América do Sul na propagação de massas de ar frio para baixas latitudes: um experimento numérico para o mês de julho de 2000
(Universidade Federal de Santa Maria, 2023-08-04)
Atmospheric phenomena are influenced by orography, especially near mountain ranges.
Thus, the main goal of this study is to verify the South America orography influence in the
synopitic transient disturbances responsible ...
Otimização de previsões de demanda de energia elétrica: aplicação de índices meteorológicos compostos em métodos de previsão de carga
(Universidade Federal de Santa Maria, 2023-04-14)
This study aims to develop a method for optimizing electricity demand forecasts by exploring different approaches to representing meteorological variables in various load forecasting
methods and their respective configurations. ...