48   Artículos

 
en línea
Andrés Cardenas, Maria I. Dias, Catarina Diamantino, Edgar Carvalho, Dulce Russo and Rosa Marques    
New insights about the geochemical behavior of actinides and lanthanides in an old uranium mine are provided for the first time in this work. Fifteen samples (water, soil, and sediments) were collected inside and outside the Quinta do Bispo old mine (Por... ver más
Revista: Geosciences    Formato: Electrónico

 
en línea
Pedro Afonso Fernandes    
Space syntax is a set of theories and techniques for analysing urban settlements and buildings. Here, we propose a new approach to perform syntactic analyses that requires only the declaration in a computer program of the connections between axial lines ... ver más
Revista: Urban Science    Formato: Electrónico

 
en línea
Andreia Raposo, Susana M. F. Ferreira, Rodolfo Ramos, Catarina Anjos, Sílvia C. Gonçalves, Pedro M. Santos, Teresa Baptista, José L. Costa and Ana Pombo    
A population of sea urchins, Paracentrotus lividus, from the central west coast of Portugal was studied to characterise their reproductive biology and possible relationships with environmental factors. An annual gametogenic cycle was found, with a broad ... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Romeu Gerardo and Isabel P. de Lima    
Nowadays, Unmanned Aerial Systems (UASs) provide an efficient and relatively affordable remote sensing technology for assessing vegetation attributes and status across agricultural areas through wide-area imagery collected with cameras installed on board... ver más
Revista: Agriculture    Formato: Electrónico

 
en línea
Ana Sofia Soares, Carla Miranda, Ana Claudia Coelho and Henrique Trindade    
Microbial water quality is a major concern in the world, since the ingestion of water contaminated with microorganisms poses risks to human and animal health. The aim of this study was to evaluate the microbiological quality of drinking water on dairy ca... ver más
Revista: Agriculture    Formato: Electrónico

 
en línea
Cristina Alegria and Teresa Albuquerque    
Continuous monitoring of water resources is essential for ensuring sustainable urban water supply. Remote sensing techniques have proven to be valuable in monitoring certain qualitative parameters of water with optical characteristics. This survey was co... ver más
Revista: Geosciences    Formato: Electrónico

 
en línea
Diana S. Paiva, Luís Fernandes, João Trovão, Nuno Mesquita, Igor Tiago and António Portugal    
This work expands the current knowledge of fungal agents and their role in the biodeterioration of limestone rocks, while providing tools for the development of better and more adequate strategies for the conservation, restoration, and rehabilitation of ... ver más
Revista: Applied Sciences    Formato: Electrónico

 
en línea
Romeu Gerardo and Isabel P. de Lima    
Salinization is a major soil degradation threat in irrigated lands worldwide. In Portugal, it affects several pockets of irrigated agricultural areas, but the spatial distribution and intensity of soil salinity are not well known. Unlike conventional app... ver más
Revista: Agriculture    Formato: Electrónico

 
en línea
Marta V. Freitas, Leonardo G. Inácio, Mendelson Martins, Clélia Afonso, Leonel Pereira and Teresa Mouga    
Macroalgae have been regarded as a natural food source since ancient times, their nutritional value being not only proven by recent studies, but also triggering further in-depth research efforts on the matter. The present study aims to provide an insight... ver más
Revista: Journal of Marine Science and Engineering    Formato: Electrónico

 
en línea
Susana Machado, Lia Mergulhão, Bruno Claro Pereira, Pedro Pereira, Jorge Carvalho, José António Anacleto, Carlos Neto de Carvalho, João Belo, Ricardo Paredes and Andrea Baucon    
The Cabeço da Ladeira paleontological site in central Portugal became known as the ?Jurassic Beach?. Formerly an active quarry, the site was protected in order to preserve the large exposures of a Middle Jurassic (early? Bajocian) carbonate tidal flat wi... ver más
Revista: Geosciences    Formato: Electrónico

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