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Active tectonics and first paleoseismological results in Faial,Picoand S.Jorge islands (Azores,Portugal)
Azores neotectonics active faulting paleoseismology seismic hazard
2015/9/16
The neotectonics of the islands of Faial, Pico and S. Jorge (Azores) is presented. Preliminary paleoseismology data from trench exposures across three active fault zones (Lomba do Meio, Lagoa do Capit...
Marine and continental aerosol effects on the upwelling solar radiation flux in Southern Portugal during the ACE-2 experiment
aerosol optical depth aerosol particle size-distributions aerosol radiative properties direct aerosol radiative forcing
2015/9/16
An overall number of 447 spectral series of aerosol optical depth were determined in the 0.4-3.7 mm wavelength
range by examining the IR-RAD sun-radiometer measurements carried out at Sagres (Portuga...
Influence of seismic activity on the atmospheric electric field in Lisbon (Portugal) from 1955 to 1991
Atmospheric electric field seismic activity LAI coupling
2015/8/24
In the present study, we considered the influence of seismic activity on the atmospheric electric field recorded at Portela meteorological station (Lisbon, Portugal) for the period from 1955 to 1991. ...
Optical and geochemical characterization of Upper Sinemurian (Lower Jurassic) fossil wood from the Lusitanian Basin (Portugal)
fossil wood carbon and nitrogen stable isotopes Sinemurian Lusitanian Basin Portugal
2017/4/11
It is hypothesized that carbon and nitrogen isotopic compositions (δ13C and δ15N) of fossil wood fragments will
provide useful information regarding conditions prior, during, and after deposition. El...
Trends in precipitation: analysis of long annual and monthly time series from mainland Portugal
Trends in precipitation analysis of long annual monthly time series
2010/9/10
The purpose of this work is to investigate trends in annual and monthly precipitation in mainland Portugal by studying long time series. The data are from ten measuring stations scattered over mainlan...
Indices of precipitation extremes in Southern Portugal–a geostatistical approach
precipitation extremes Southern Portugal geostatistical approach
2009/12/16
Most of the actual studies and previews of future rainfall patterns, based on past observed records for Mediterranean climate areas, focus on the decline of the rainfall amounts over the years, and al...
Drought and vegetation stress monitoring in Portugal using satellite data
Drought and vegetation stress monitoring Portugal satellite data
2009/12/16
Remote sensed information on vegetation and soil moisture, namely the Normalised Difference Vegetation Index (NDVI) and the Soil Water Index (SWI), is employed to monitor the spatial extent, severity ...
Landslide susceptibility assessment considering landslide typology. A case study in the area north of Lisbon (Portugal)
Landslide susceptibility assessment landslide typology the area north of Lisbon (Portugal)
2009/12/9
The aim of the study is to confirm the importance of discriminate different types of slope movements for a better landslide susceptibility evaluation. The study was applied to the sample area of Calha...
Indices of precipitation extremes in Southern Portugal–a geostatistical approach
precipitation extremes Southern Portugal geostatistical approach
2009/12/8
Most of the actual studies and previews of future rainfall patterns, based on past observed records for Mediterranean climate areas, focus on the decline of the rainfall amounts over the years, and al...
Drought and vegetation stress monitoring in Portugal using satellite data
Drought vegetation stress monitoring Portugal satellite data
2009/12/8
Remote sensed information on vegetation and soil moisture, namely the Normalised Difference Vegetation Index (NDVI) and the Soil Water Index (SWI), is employed to monitor the spatial extent, severity ...
Early Pliocene heteropods and pteropods (Mollusca,Gastropoda) from SantaMaria Island (Azores,Portugal):systematics and biostratigraphic implications
Mollusca Heteropoda Pteropoda Pliocene Biostratigraphy Azores Northern Atlantic
2009/10/20
Aholoplanktonic mollusc assemblage from Neogene sediments of theAzorean island SantaMaria is described and analysed to determine the age of the sediments. Sixteen taxa are documented (three heteropods...
Novocrania turbinata (Brachiopoda) from the Early Pliocene of the Azores (Portugal)
Craniiform brachiopod Pliocene Azores Northern Atlantic Ocean Spatial Range Extension
2009/10/20
Novocrania turbinata (POLI, 1795) is documented from the Early Pliocene strata of SantaMaria Island (Azores,Portugal), extending the range of this species to the central Northern Atlantic Ocean. This ...
In this work, the evaluation of the aerosol radiative forcing at the top of the atmosphere as well as at the surface over the south of Portugal is made, particularly in the regions of Évora (38...
Using stochastic space-time models to map extreme precipitation in southern Portugal
stochastic space-time models extreme precipitation southern Portugal
2009/12/30
The topographic characteristics and spatial climatic diversity are significant in the South of continental Portugal where the rainfall regime is typically Mediterranean. Direct sequential cosimulation...
The 1755 earthquake in the Algarve (South of Portugal):what would happen nowadays?
1755 earthquake Algarve nowadays
2010/1/27
The 1755 Lisbon earthquake, which reached a magnitude of 8.5, remains the most powerful and destructive to hit Europe so far. Within minutes, many lives were lost, populations displaced, livelihoods, ...