Encontrados 4 documentos, a visualizar página 1 de 1
A utilização de índices de estabilidade no estudo de situações convectivas: o ...
Fragoso, MarceloTHE USE OF STABILITY INDICES IN THE STUDY OF CONVECTIVE SITUATIONS: THE CASE OF 1997 AUTUMN STORMS, IN LISBON - The autumn of 1997 in Portugal was remarkable for the occurance of several situations of storms, some of them with tragic consequences, as they caused floods with casualties and enormous damages. In Lisbon, four heavy rainfall events accurred from the 18th October to 3rd November and we want to invest...
A utilização das imagens de radar meteorológico em Climatologia
Fragoso, MarceloWEATHER RADAR IMAGE IN CLIMATOLOGY - After a brief overview about weather radar as a remote sensing instrument, some problems concerning the use of radar images are discussed. The great interest of radar images as a tool in Climatology is pointed out. Finally, a case study about two rainfall events in Nancy (France) in April 1995 is presented.
Wind risk assessment in urban environments: the case of falling trees during wi...
Lopes, António; Oliveira, Sandra; Fragoso, Marcelo; Andrade, José; Pedro, PTrees bring many benefits to the urban environment. However, they may also cause hazards to human population, being the major causes of injuries and infrastructural damage during strong wind events. In the city of Lisbon, strong winds rather frequently result in tree falls, depending on the season and meteorological conditions. This paper presents a methodology to analyse tree damage due to strong wind events i...
Wind Risk Assessment in Urban Environments: The Case of Falling Trees During Wi...
Lopes, António; Oliveira, Sandra; Fragoso, Marcelo; Andrade, José; Pedro, PedroTrees bring many benefits to the urban environment. However, they may also cause hazards to human population, being the major causes of injuries and infrastructural damage during strong wind events. In the city of Lisbon, strong winds rather frequently result in tree falls, depending on the season and meteorological conditions. This paper presents a methodology to analyse tree damage due to strong wind events i...
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