Advances in life cycle assessment of plastics with mineral fillers in packaging applications 

    Civancik-Uslu, Didem (Date of defense: 2019-05-16)

    Mineral masterbatches, in other words mineral fillers, are concentrates of calcium carbonate or talc in a polymer base. In addition to their optimal cost, their use improves mechanical properties of materials and reduce ...

    Analysis of the impact of organic pollutants on marine microbial communities 

    Cerro Gálvez, Elena (Date of defense: 2019-09-19)

    Increasing amounts of organic synthetic chemicals are currently emitted to the environment by human activities. The more recalcitrant fraction of this pollutant mixture reaches marine ecosystems mainly through rivers, ...

    Análisis de ciclo de vida de sistemas innovadores de almacenamiento eléctrico en litio-azufre (Li-S) para vehículos 

    Benveniste Pérez, Gabriela (Date of defense: 2021-03-05)

    The continuous and expected increase of electrification in the transport sector, the so-called "electromobility" revolution, is one of the main drivers of progress in energy storage for vehicle propulsion. Today's electric ...

    Aplicación de MALDI-TOF Imaging y HPLC-MS/MS al estudio de la degradación del polímero policaprolactonadiol en diferentes medios acuáticos 

    Rivas Becerra, Daniel (Date of defense: 2017-11-20)

    Water is essential for life, human activities and ecosystems. The global climate change together the population increase causes an imbalance between the demand of water and the available water resources.. All these factors ...

    Assessment of dynamic aerosol-radiation interaction in atmospheric models 

    Obiso, Vincenzo (Date of defense: 2018-03-07)

    In this thesis an assessment of the parameterization of the Aerosol-Radiation Interaction (ARI) in online integrated meteorology-chemistry models has been conducted. The model estimates of ARI radiative effects are still ...

    Biodegradation of polycyclic aromatic hydrocarbons in the surface ocean 

    Martínez Varela, Alícia (Date of defense: 2022-04-29)

    Increasing quantities of organic pollutants (OP) are being released to the environment, posing a threat to Earth’s life system. In the marine environment, OP pollution caused by oil spill accidents receives a lot of academic ...

    Biology, ecology and ecophysiology of the box jellyfish Carybdea marsupialis (Cnidaria: Cubozoa) = Biologia, ecologia i ecofisiologia de la cubomedusa Carybdea marsupialis (Cnidaria: Cubozoa) 

    Acevedo Dudley, Melissa Judith (Date of defense: 2016-10-24)

    Over the last years, the sightings of the cubomedusa Carybdea marsupialis have increased in the Mediterranean Sea and this has been linked to an increase in its abundance. Consequently, this phD thesis addresses some ...

    Comparison of the mesophilic, thermophilic and temperature-phased anaerobic digestion of sewage sludge 

    Lanko, Iryna (Date of defense: 2022-01-27)

    Anaerobic digestion (AD) is currently spread all over the world for sewage sludge stabilisation, volume reduction and green energy production. Its implementation contributes to turn a wastewater treatment plant (WWTP) into ...

    Contaminants orgànics persistents i pseudopersistents en medi marí : estudi en biota i en consum humà 

    Aznar Alemany, Òscar (Date of defense: 2017-11-20)

    During the last couple of decades the demand for good quality water in sufficient quantity has increased. The administration is now aware that water is not a commercial product; that hydrological management needs to be ...

    Determination of key master variables and radionuclide behavior in the Swedish Final Repository environment 

    González-Siso, Maria Rosa (Date of defense: 2018-12-18)

    Aquesta tesi doctoral investiga els processos clau que controlen la mobilitat d'alguns dels radionúclids sensibles al redox presents en els residus (U, Pu i Tc) i Ni com a radionúclid crític, en el repositori “Swedish Final ...

    Diversity, ecology and evolution of marine diazotrophic microorganisms 

    Cornejo Castillo, Francisco Miquel (Date of defense: 2017-12-19)

    Biological N2 fixation, the reduction of dinitrogen (N2) gas to biologically available nitrogen, is a fundamental process since it represents a source of new nitrogen for marine life in areas where this important element ...

    Ecological study of benthic communities in the continental shelf and upper slope in the Menorca Channel (North Western Mediterranean) 

    Grinyó Andreu, Jordi (Date of defense: 2016-10-17)

    Technological development and increased availability of remotely operated vehicles and manned submersibles have significantly increased accessibility to deep environments revealing the presence of rich and diverse macrobenthic ...

    Effects of atmospheric deposition on microbial dynamics and composition in two anthropogenically-influenced contrasted coastal sites 

    Marín Beltrán, Isabel (Date of defense: 2017-07-21)

    The Mediterranean Sea is an oligotrophic basin, while the atmosphere above is affected by continuous emissions of anthropogenic aerosols and episodic Saharan dust events. These atmospheric inputs finally deposit (as wet ...

    Evaluating the impact of urban mobility policies on the air quality levels of Barcelona by means of an integrated modelling system 

    Rodríguez Rey, Daniel (Date of defense: 2022-03-21)

    Persistent high levels of NO2 have severe health effects on population. These are often found in large urban conurbations with high vehicle densities. In Barcelona, with one of the highest vehicle densities in Europe, the ...

    Floating plastic debris in the central and western Mediterranean sea : current status and its social perception 

    Ruiz-Orejón, Luis F. (Date of defense: 2018-07-02)

    Plastics are currently one of the most widely distributed litter in marine ecosystems worldwide. The floating fraction of these debris are estimated to represent about 1% of the plastics that enter into the marine environment ...

    Formation and evolution of carbonate phases upon accelerated carbonation of Mg-oxides and silicates 

    Rausis, Kwon (Date of defense: 2020-11-03)

    This work discloses new insights into the formation and evolution of Mg -carbonates as well as carbonation processes of Mg-rich oxides and silicates with the aim of providing a safe and permanent anthropogenic CO2 storage, ...

    Geochemical kinetics during CO2 sequestration : the reactivity of the Hontomín caprock and the hydration of MgO 

    Dávila Ordóñez, Maria Gabriela (Date of defense: 2015-11-06)

    A test site for CO2 geological storage is situated in Hontomín (Burgos, northern Spain) with a reservoir rock that is mainly composed of limestone. The reservoir rock is a deep saline aquifer, which contains a NaCl- and ...

    In situ direct study of filtration and respiration rate of Mediterranean sponges = Estudio in situ de la filtración y la respiración de esponjas mediterráneas 

    Morganti, Teresa Maria (Date of defense: 2016-07-27)

    Sponges play important roles in the functioning of marine ecosystem in which they are abundant. These roles range from stabilizers of substrate, to acting as major link between benthic and pelagic realms by filtering large ...

    Microalgae harvesting in wastewater treatment plants : application of natural techniques for an efficient flocculation 

    Gutiérrez Martínez, Raquel (Date of defense: 2016-05-03)

    Research of new sources of bioenergy is nowadays driving attention to microalgae. Cost-effective biomass harvesting poses a challenge for full-scale microalgae production for biofuels. In the context of wastewater treatment ...

    Mixing and chemical reaction hotspots in saline-freshwater mixing zones 

    De Vriendt, Kevin (Date of defense: 2021-07-16)

    Seawater intrusion presents one of the most unique and ubiquitous groundwater problems in the field of hydrogeology. Its complex boundary conditions coupled with variable density flow results in non-uniform flow which lead ...