A biogeochemical study of an abandoned Pb-Zn mine in the Aran Valley, Spain; applications of natural attenuation of heavy metals via secondary hydrozincite precipitation 

    Greene Giannetta, Max (Date of defense: 2022-03-25)

    The Aran Valley in Catalonia (Spain), was the site of large-scale Zn, Pb, Cu, Fe, and Ag mining from the late 19th century until approximately 1950. Although mining activities ceased over 70 years ago, some of the abandoned ...

    The biology of blue whiting (Micromesistius poutassou) in the NW Mediterranean: a species under siege by overfishing and climatic constraints 

    Mir Argimbau, Joan (Date of defense: 2022-01-14)

    Blue whiting, Micromesistius poutassou (Risso, 1827), is a mesopelagic gadoid widely distributed in the North Atlantic and the Mediterranean Sea, inhabiting waters over the shelf edge and continental slope. The species ...

    Caracterización gravimétrica de zonas de rift en islas volcánicas oceánicas : aplicación a las islas de Tenerife y el Hierro 

    Sainz-Maza Aparicio, Sergio (Date of defense: 2017-09-05)

    Los sistemas de rift en configuraciones volcánicas, se encuentran relacionadas con crecimiento de grandes edificios volcánicos y se definen como áreas de la corteza sometidas a esfuerzos extensivos que generan fracturas ...

    Connectivity of the deep-sea red shrimp Aristeus antennatus in the northwestern Mediterranean Sea by modeling the Lagrangian transport of larvae 

    Clavel-Henry, Morane (Date of defense: 2020-03-13)

    The connectivity of the deep-sea blue and red shrimp Aristeus antennatus, the most targeted species by trawl fisheries in the western and central Mediterranean Sea, is an information of interest for the management policies ...

    Developing a management strategy for the red shrimp Aristeus antennatus fishery in the northwestern Mediterranean Sea = Desarrollo de una estrategia de gestión para la pesquería de la gamba roja Aristeus antennatus en el Mediterráneo Noroccidental 

    Gorelli, Giulia (Date of defense: 2017-10-05)

    The deep-sea red shrimp Aristeus antennatus is one of the main target species for bottom trawl fishery in the northwestern Mediterranean Sea. In the Catalan region, this species is fished along the continental margin of a ...

    Development of a New Parallel Code for 3-D Joint Refraction and Reflection Travel-Time Tomography of Wide-Angle Seismic Data. Synthetic and Real Data Applications to the Study of Subduction Zones 

    Meléndez i Catalán, Adrià (Date of defense: 2014-12-19)

    This dissertation is devoted to seismic tomography. I have implemented a new modelling tool for 3-D joint refraction and reflection travel-time tomography of wide-angle seismic data (TOMO3D). The reason behind this central ...

    Development of GasChromatographic/Mass Spectrometric procedures and Synchroton Radiation based techniques for the study of painting materials in works of art 

    Lluveras Tenorio, Anna (Date of defense: 2009-06-30)

    El estudio de muestras de pintura persigue diferentes objetivos. Por un lado, identificar los materiales y técnica de la pintura de una época y por lo tanto el know-how de un período histórico. Por otra parte, estudiar la ...

    Diel feeding rhythms in marine protistan grazers 

    Arias Bulbena, Anna (Date of defense: 2020-09-10)

    Protistan grazers are a key component of marine planktonic food webs. These marine protists are the major grazers of pelagic primary production in the oceans and, therefore, they display a crucial role in marine ...

    Effects of CO2 and long day length on primary productivity in the Arctic Ocean: a perspective on climate change = Efectos del CO2 y largos fotoperiodos en la productividad primaria del Océano Ártico: una perspectiva sobre el cambio climático 

    Sanz Martín, Marina (Date of defense: 2018-03-09)

    Climate change, caused by anthropogenic emissions of carbon dioxide (CO2) and other greenhouse gasses into the atmosphere, is producing profound impacts on ecosystems. The Arctic Ocean is one of the most vulnerable regions ...

    Estrategias del procesado y análisis espectral de datos sísmicos para el estudio de procesos dinámicos en oceanografía física 

    Mojica Moncada, Jhon Fredy (Date of defense: 2015-11-04)

    La circulación oceánica de gran escala se encuentra relacionada con la pequeña escala a través de los procesos turbulentos, los cuales hacen posible el intercambio de energía cinética. Alrededor de la frecuencia de Coriolis, ...

    Estructura del Massís del Gaià: relacions estructurals amb les fosses del Penedès i del Camp de Tarragona 

    Amigó i Mitjana, Jordi (Date of defense: 1986-01-01)

    [cat] L'estudi previ d'una part del contacte entre el Massís del Gaià i la fossa del Penedès (AMIGÓ, 1983) va donar com a resultat l'aportació d'una sèrie de dades referents a l'estructura i evolució cinemàtica de les ...

    Experimental and numerical study of chemo-hydro-mechanical effects of CO2 injection on permeable limestone 

    Vafaie, Atefeh (Date of defense: 2023-07-07)

    [eng] Carbon capture and storage (CCS) in saline aquifers is a proven technology aimed at reducing atmospheric CO2 emissions and mitigating the climate change crisis. CO2 injection acidifies the formation water inducing ...

    Geophysical constraints on the nature of geological domains of continental rifted margins: examples from the West Iberia margin and Ligurian Basin 

    Merino Perez, Irene (Date of defense: 2021-10-22)

    In this PhD work, we carry out a geophysical and geological study of two classical examples of rifted continental margins: the Gulf of Lions (GoL), located in the Western Mediterranean, and the Tagus Abyssal Plain (TAP), ...

    Geophysical evidence of the preparedness for a volcanic eruption: El Hierro 2011-2012 

    López Moreno, Carmen (Date of defense: 2017-09-05)

    The observational data recorded by the monitoring networks during El Hierro 2011-2012 volcanic unrest and eruption, allowed us to conduct a study of the volcanic eruptive phenomena with that wide view. The lack of previous ...

    Hydrmagmatic monogenetic volcanism in continental and oceanic island enronments 

    Pedrazzi, Dario (Date of defense: 2014-03-07)

    Monogenetic volcanism is characterized by a large diversity of eruptive styles, morphologies and deposits. Monogenetic landforms are the result of a complex merging of internal (magma composition, vesiculation) and external ...

    Inversion of multichannel seismic data by combination of travel-time and full-waveform tomography 

    Gras Andreu, Clàudia (Date of defense: 2019-11-08)

    This thesis presents the implementation and application of a procedure combining different geophysical techniques to extract high-resolution information that helps characterizing the structure and properties (p-wave velocity, ...

    Links Between Dimethylated Sulfur and Phytoplankton Photophysiology in the Surface Ocean Geographical Paterns and Short-Term Variability = Relación entre el Dimetilsulfuro y la Fotofsiología del Fitoplancton en la Superfcie del Océano. Patrones Geográfcos y Variabilidad a Corto Plazo 

    Royer, Sarah-Jeanne (Date of defense: 2015-03-02)

    Dimethylsulfide (DMS) and its algal metabolite precursor, dimethylsulfoproprionate (DMSP), are major players in the oceanic and atmospheric sulfur cycle. DMS is the most abundant volatile organic sulfur compound in the ...

    Mid-Late Pleistocene glacial dynamics in the Valira valleys (Principality of Andorra). Asymmetries within the Pyrenees and correlation across the westernmost European mountain ranges 

    Turu, Valentín (Date of defense: 2023-04-24)

    [eng] Many sediment-covered mountain areas affected by the growth of Pleistocene glaciers are over-consolidated. Palaeoglacial conditions are deduced from glacial consolidation and site investigations. Geomorphological evidence ...

    No-take fishery reserves for restoring overexploited deep-sea habitats: the case of the Norway lobster Nephrops norvegicus in the northwestern Mediterranean Sea 

    Vigo Fernandez, Maria (Date of defense: 2023-10-30)

    [eng] In September 2017, a no-take fishery reserve was established in the deep waters of the northwestern Mediterranean Sea, specifically focused on recovering the Norway lobster (Nephrops norvegicus) population. The main ...

    Non Stationary Magnetotelluric Data Processing 

    Neukirch, Maik (Date of defense: 2014-07-01)

    Studies have proven that the desired signal for Magnetotellurics (MT) in the electromagnetic (EM) field can be regarded as 'quasi stationary' (i.e. sufficiently stationary to apply a windowed Fourier transform). However, ...