81 research outputs found

    La materia de climatología antes y después del Plan Bolonia

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    Ponencia presentada en: VIII Congreso de la Asociación Española de Climatología celebrado en Salamanca entre el 25 y el 28 de septiembre de 2012.[ES]El presente trabajo analiza la presencia, en los actuales grados, de la materia de Climatología en las universidades españolas, tanto públicas como privadas. Se ha realizado una comparativa de los antiguos planes de estudio y los nuevos y se han clasificado según temas climáticos. Se ha podido constatar una disminución en el número de asignaturas de Climatología paralela al descenso general de materias. No obstante, cabe decir que en según que grados los resultados ponen de manifiesto una tendencia al aumento de la presencia de contenidos de carácter climático.[EN]This paper analyses the presence, in the current degrees, of the subject Climatology in Spanish universities, either they are state or private universities. A comparison has been done between the previous syllabus and the current ones, and they have been classified into climatic topics. The results state that the number of Climatology subjects has decreased, parallel to the general drop of subjects. Nevertheless, the results express that the presence of climatic content tends to increase in some of the new degrees.El presente trabajo se ha realizado en el marco del proyecto CGL2011-29263-C02-02 (Estructura diaria y 10-minutal de la precipitación y su caracterización sinóptica objetiva en el Mar Balear (Baleares)

    Contenidos de carácter climático en las ciencias sociales a partir de los currículos de la enseñanza secundaria obligatoria, aplicación al caso balear

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    Ponencia presentada en: IX Congreso de la Asociación Española de Climatología celebrado en Almería entre el 28 y el 30 de octubre de 2014.[ES]Se realiza un análisis de los contenidos de carácter climático en la educación secundaria obligatoria centrado en el ámbito territorial de las Islas Baleares. Se describen los contenidos que establece el marco legal vigente, así como su concreción reflejada en los principales libros de texto al uso. Se efectúa una revisión de los mismos a nivel de enfoque temático, recursos didácticos, elementos gráficos de apoyo y actividades propuestas.[EN]An analysis of the climatical contents in secondary education focused in the Balearic Islands is carried out. The contents established in the current legislation are described as well as its reflection on the real textbooks. Moreover, textbooks are revised regarding their thematic approach, educational resources, supporting graphics and proposed activities

    Caracterización espacio-temporal de las precipitaciones intensas en la vertiente litoral oriental de la Isla de Mallorca (1930-2010)

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    Ponencia presentada en: IX Congreso de la Asociación Española de Climatología celebrado en Almería entre el 28 y el 30 de octubre de 2014.[ES]La vertiente litoral del SE de la isla de Mallorca se ha visto afectada repetidamente a lo largo del siglo XX y primera década del siglo XXI por procesos de inundación provocados por episodios de aguaceros importantes ligados, mayoritariamente, a advecciones del Este y a bajas centradas en la cuenca del Mediterráneo Occidental. Se han identificado los episodios de inundaciones y lluvias intensas en este ámbito geográfico, analizándose las pautas de distribución temporal y espacial de la precipitación, así como la circulación atmosférica predominante. Se comparan los resultados con los obtenidos en el análisis de características similares aplicados a otros ámbitos territoriales de les Islas Baleares.[EN]The SE coastal area of the island of Mallorca has been repeatedly affected by flooding processes during the 20th century and the first decade of the 21st century. Those processes have been caused by remarkable rainfalls mainly linked to eastern advections and centred depressions in the Western Mediterranean Basin. Flooding episodes and heavy rains have been identified in this geographical area, as well as the patterns of temporal / spatial distribution of rainfall and the main atmospheric circulation have been analyzed. The results obtained have been compared to similar analysis carried out in the Balearic Islands.Trabajo financiado por el proyecto CGL2011-29263-C02-02, Estructura diaria y 10-minutal de la precipitación y su caracterización sinóptica objetiva en el mar Balear (Baleares), Ministerio de Ciencia e Innovación, Gobierno de España

    Population Structure and Dispersal Patterns within and between Atlantic and Mediterranean Populations of a Large-Range Pelagic Seabird

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    Dispersal is critically linked to the demographic and evolutionary trajectories of populations, but in most seabird species it may be difficult to estimate. Using molecular tools, we explored population structure and the spatial dispersal pattern of a highly pelagic but philopatric seabird, the Cory's shearwater Calonectris diomedea. Microsatellite fragments were analysed from samples collected across almost the entire breeding range of the species. To help disentangle the taxonomic status of the two subspecies described, the Atlantic form C. d. borealis and the Mediterranean form C. d. diomedea, we analysed genetic divergence between subspecies and quantified both historical and recent migration rates between the Mediterranean and Atlantic basins. We also searched for evidence of isolation by distance (IBD) and addressed spatial patterns of gene flow. We found a low genetic structure in the Mediterranean basin. Conversely, strong genetic differentiation appeared in the Atlantic basin. Even if the species was mostly philopatric (97%), results suggest recent dispersal between basins, especially from the Atlantic to the Mediterranean (aprox. 10% of migrants/generation across the last two generations). Long-term gene flow analyses also suggested an historical exchange between basins (about 70 breeders/generation). Spatial analysis of genetic variation indicates that distance is not the main factor in shaping genetic structure in this species. Given our results we recommend gathering more data before concluded whether these taxa should be treated as two species or subspecies. © 2013 Genovart et al.Peer Reviewe

    Predator arrival elicits differential dispersal, change in age structure and reproductive performance in a prey population

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    Acknowledgements We thank everyone monitoring colonies over the years, in particular Carles Domingo from the Ebro Delta NP Staff, Ràpita, Castelló and the Tarragona Port Authorities and José Manuel Igual from the Group of Ecology and Animal Demography. We also thank the editorial board and the reviewers for their constructive comments. RESET (ref.CGL2017-85210-P), FPU (ref. FPU2012-000869), IBISES (ref. CGL2013-42203-R) and MINOW (ref. H2020- 634495). ASA and MG are supported by a postdoctoral contract co-funded by the Regional Government of the Balearic Islands and the European Social Fund (ref. PD/003/2016 and PD/023/2015).Peer reviewedPublisher PD

    Aproximacions demogràfiques per avaluar l’estat de conservació de la baldriga cendrosa Calonectris diomedea i la baldriga balear Puffinus mauretanicus: Demographic approaches for assessing the conservation status of Scopoli’s Shearwater Calonectris diomedea and the Balearic Shearwater Puffinus mauretanicus

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    In the north-western Mediterranean there are two breeding species of procellariforms from the Procellariidae family: Scopoli’s shearwater Calonectris diomedea and the Balearic shearwater Puffinus mauretanicus. Long-term monitoring carried out in a number of breeding colonies provides enough data to be able to assess the conservation status of both species using demographic approaches that estimate parameters such as survival, recruitment and fertility. This type of approach is recommended because it provides a reliable conservation diagnosis and knowledge of the processes that determine variations in population dynamics. Both species were found to have critically low adult survival rates, unexpected in such long-lived species, which makes these populations unviable under current conditions. This agrees with previous available information on incidental bycatch on fishing gears, and confirms that this threat, together with predation by terrestrial carnivores are of critical concern for the conservation of the populations. The fact that some of the breeding colonies did not show a declining trend indicates that several compensatory mechanisms, such as an immigration rescue effect, may be acting at local level. Nevertheless, all the evidence gathered to date suggests that these compensatory mechanisms are not permanent and that if no action is taken these populations could become extinct. In the case of Scopolis’ shearwater, the global population is much more abundant, so there may be time for mitigation actions to be undertaken. Given the size of the breeding population of Balearic shearwaters, we recommend urgent measures be carried out to reduce adult mortality in this endemic species to prevent its extinction

    The importance of Portuguese Continental Shelf Waters to Balearic Shearwaters revealed by aerial census

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    The Balearic shearwater Puffinus mauretanicus is one of the most threatened seabirds in the world. To evaluate the abundance and distribution of Balearic Shearwaters in Portuguese Continental Shelf Waters, during the post-breeding period when migrating birds are outside the Mediterranean Sea, we conducted 5 aerial surveys between 2010 and 2014 (21 survey days covering 62,716 km2). Following a line transect method, observers recorded a total of 181 Balearic Shearwaters sightings. Using Distance sampling software, we estimated an overall species abundance (2010–2014) of 10,182, ranging between 2338 in 2010 and 23,221 individuals in 2012. During the 2012 post-breeding period, the Portuguese Continental Shelf Waters were used by up to 96.8% of the latest migratory population assessment. Considering Balearic Shearwater estimates per sampling block, there was a preference for the North and Center sectors of the Portuguese coast (respectively, 7058 and 1366 individuals) where several SPAs were already designated. We computed the annual and overall habitat predictive models for Balearic Shearwaters using a maximum entropy algorithm on MaxEnt software. In all models, the Balearic shearwater distribution was best predicted by mean chlorophyll concentration. Balearic Shearwaters are mostly present in shallow shelf and coastal waters particularly in the widest portions of the continental shelf. These areas are strongly influenced by upwelling, which concurs with the chlorophyll concentration being the most important predicting variable. Portuguese Continental Shelf Waters are one of the most important post-breeding grounds to the Balearic ShearwaterPortuguese Wildlife Society and projects SafeSea EEA-Grants, FAME (Proj. 2009-1/089) and European Commission’s Life Programme (MarPro NAT/PT/00038). This study was also partly supported by the Portuguese Foundation for Science and Technology (FCT) with Grants SFRH/ BD/30240/2006 to M. Ferreira and SFRH/BD/32841/2006 to P. C. Rodrigues. C. Eira is supported by FCT through CESAM UID/AMB/50017/2013 co-funded by FCT/MEC and FEDER, within PT2020 and Compete 2020 and S. Monteiro is financed by a Grant (BPD/0043/AMB/50017) from UID/AMB/50017/2013. This work was also partially supported by the strategic programme UID/BIA/04050/2013 (POCI-01-0145-FEDER-007569) funded by FCT and by ERDF (COMPETE2020). The authors thank observers and airplane pilots who contributed to this workinfo:eu-repo/semantics/publishedVersio
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