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Browsing by Subject "504"

Now showing items 1-20 of 909

    A Circular Economy Approach to Urban Agriculture: an Environmental Assessment 

    Rufí Salís, Martí (Date of defense: 2020-12-17)

    El subministrament d’aliments a les zones urbanes en creixement segueix una tendència lineal: les ciutats consumeixen una gran quantitat d’aliments importats alhora que generen residus i impactes ambientals en diferents ...

    A contribution to the use, modelling and organization of data in biodiversity conservation 

    Marcer i Batlle, Arnald (Date of defense: 2013-05-13)

    Aquesta tesi fa una contribució al tractament de les limitacions en les dades de biodiversitat, presències d'espècies, per a produir mapes útils en la conservació de la biodiversitat mitjançant l'ús dels models de distribució ...

    A decision support framework for holistic forest management: bridging policy and practice 

    Cristal, Irina (Date of defense: 2024-03-21)

    La gestió forestal en temps de canvi global requereix un enfoc holístic basat en els principis de la Gestió Forestal Sostenible (GFS). No obstant, aquests principis rarament es consideren en criteris operatius per al ...

    A deterministic model for lake clarity; application to management of Lake Tahoe (California-Nevada), USA 

    Pérez Losada, Joaquim (Date of defense: 2001-11-15)

    This dissertation has as its goal the quantitative evaluation of the application of<br/>coupled hydrodynamic, ecological and clarity models, to address the deterministic prediction of water clarity in lakes and reservoirs. ...

    A methodology to assess the combined effect of climate change and groundwater overexploitation over the Upper Guadiana basin, Spain 

    Sapriza Azuri, Gonzalo (Date of defense: 2013-12-20)

    There is a growing concern about the combined effect of climate change and groundwater overexploitation on the availability of water resources in the Upper Guadiana basin (UppGb) in central Spain. General Circulation Models ...

    A Political Ecology of Nature-based Solutions: empirical cases in Spain and Germany 

    Noblega Carriquiry, Andrea (Date of defense: 2024-06-21)

    Les solucions basades en la natura (SbN) s'implementen cada cop més com a eines per gestionar de manera sostenible les aigües pluvials i adaptar-se a inundacions i sequeres, alhora que brinden beneficis multifuncionals als ...

    A study of hybrid powertrains and predictive algorithms applied to energy management in refuse-collecting vehicles 

    Soriano Alfonso, Francisco (Date of defense: 2015-05-22)

    There is an increasing demand for vehicles with lower environmental impact and higher fuel efficiency. To meet these requirements, powertrain hybridization has been introduced in both academia and industry during recent ...

    A System of Integral Quality Indicators as a Tool for Beach Management 

    Ariza Solé, Eduard (Date of defense: 2007-07-11)

    Esta tesis parte de la concepción de la playa como un sistema integral en el que se desarrollan procesos interrelacionados. El análisis de estos procesos y del marco físico y administrativo donde se producen, es el hilo ...

    A Systems Approach in Ocean Governance: Values &amp; Visions for Marine Planning - Case Studies in the Arctic and Mediterranean 

    Zoghbi, Jade Nicole (Date of defense: 2024-09-12)

    Les zones marines a tot el món són espais cada cop més disputats on es desenvolupen diversos interessos i activitats que requereixen marcs de govern i planificació sòlids que incorporin diversos valors i visions per a un ...

    Abatement of siloxanes in sewage biogas: coupling adsorption and biological treatments 

    Santos Clotas, Eric (Date of defense: 2019-11-08)

    The anaerobic digestion of organic matter causes the formation of biogas that can be used in energy conversion systems for the production of electricity and heat, injection into the gas grid or as a fuel. However, biogas ...

    Abundancia, uso del espacio, aprovechamiento e importancia económica de la perdiz roja silvestr (Alectoris rufa) en la provincia de Soria: directrices para su gestión cinegética 

    Llorente Gil, Jesús A. (Date of defense: 2016-01-12)

    La caza menor en la provincia de Soria y en concreto la caza de la perdiz roja, constituye un aprovechamiento tradicional, que se viene practicando de forma social. A pesar de ello, la gestión de esta especie a nivel de ...

    Acidogenic fermentation of wastewater: influence of operational conditions and organic composition of the substrate 

    Vázquez Fernández, Ana (Date of defense: 2023-10-17)

    Els àcids carboxílics de cadena curta (SCCAs, de l'anglès short chain carboxylic acids) són un tipus d'àcids grassos considerats productes químics elementals. La seva síntesi biològica a partir de residus o aigües residuals ...

    Adaptation before anthropogenic climate change: a historical perspective on adaptation to droughts in Terrassa (1600-1870s, NE Spain) 

    Grau Satorras, Mar (Date of defense: 2017-05-10)

    El canvi climàtic antropogènic és un fenomen relativament recent, però al llarg de la història les societats humanes s’han adaptat a la variabilitat climàtica, als extrems climàtics, i als canvis climàtics graduals. Pensar ...

    Adapting forest management to climate change 

    Mur Torrentó, Rubén Javier (Date of defense: 2013-12-10)

    Climate change is one of the most important challenges of the 21st century. The increase in the concentration of CO2 in the atmosphere, in temperatures, and changes in the precipitation pattern are expected to alter the ...

    Addressing strategic environmental assessment in Mexico's transition towards renewable energy : geospatial approach of collective intelligence as prospective support in the planning process 

    Díez Rodríguez, José J. (Date of defense: 2017-09-15)

    The transition towards an environmentally sustainable society involves a substantial transformation of the configuration of the energy system, and therefore, it entails a significant shift in planning process strategy. ...

    Adecuación y desarrollo de métodos de análisis de datos obtenidos mediante espectrometría gamma para la medida de la radiactividad ambiental en tiempo real 

    Prieto Butillé, Elena (Date of defense: 2017-07-19)

    La Xarxa de Vigilància Radiològica Ambiental de la Generalitat de Catalunya està constituïda per diversos tipus de detectors per a la mesura automàtica en continu i en temps real de la radiació ambiental. Entre ells destaquen ...

    Adopción de estándares de gestión energética e integración con estándares de gestión medioambiental 

    Laskurain Iturbe, Iker (Date of defense: 2015-05-26)

    Se trata de una Tesis Doctoral realizada en la modalidad de Tesis Doctoral por artículos, con el objetivo de analizar, en una perspectiva comparada con relación a los Sistemas de Gestión Medioambiental, qué son y qué ...

    Adsorption of organic and emerging pollutants on carbon materials in aqueous media : environmental implications 

    Lladó Valero, Jordi (Date of defense: 2016-02-02)

    In the last two decades an increasing presence of organic substances such drugs, pesticides, etc. has been detected in water which may affect the health of the organisms and the environment. Some of these contaminants ...

    Advanced mathematical programming tools for alternative energy systems design 

    Antipova, Ekaterina (Date of defense: 2013-09-09)

    The goal of this thesis is to provide a systematic mathematical decision-support tool for the design of energy systems. Nowadays the society is becoming increasingly conscious about ecological problems originated by ...

    Advanced thermal analysis of ReBCO superconductor precursor films and functional oxides 

    Rasi, Silvia (Date of defense: 2019-11-12)

    High temperature superconductivity and in particular YBa2Cu3O7-x (YBCO) coated conductors (CCs) are a crucial technology for the drastic reduction of CO2 emissions. Since nowadays YBCO CCs are not competitive economically, ...