Now showing items 1-20 of 118

    Identification of critical issues and development of strategies to increase the environmental sustainability of textile districts in Europe 

    Tuci, Francesca (Date of defense: 2025-10-06)

    (English) The textile industry is highly water-intensive, consuming 200-400 liters of freshwater per kg of product, making it the EU's 3rd largest water consumer. The Textile BAT Reference document (TXT Bref) highlights ...

    Experimentally constrained organic aerosol chemical and absorption properties in the atmospheric chemistry MONARCH model 

    Navarro Barboza, Héctor (Date of defense: 2024-11-11)

    (English) Organic aerosols (OA) are a significant component of particulate matter (PM) in the atmosphere, accounting for 20-90% of total PM in Europe. OA plays a fundamental role in air quality, human health, and climate ...

    Plastic pollution in marine ecosystems: spatiotemporal assessment in beach sediments of protected coastal areas 

    González Curbelo, Miguel Ángel (Date of defense: 2025-09-04)

    (English) Plastic pollution has emerged as a critical threat to marine ecosystems, particularly in ecologically sensitive and protected coastal areas. This doctoral thesis presents a spatiotemporal assessment of plastic ...

    Nanoparticle modeling in industrial settings 

    Cebolla Alemany, Joaquim (Date of defense: 2025-02-21)

    (English) Nanoparticles (NPs) are incidentally generated in the industry by multiple material transformation processes, especially by highly energetic activities. This type of aerosol, due to its small size, poses a ...

    Relativity of time, circularity and recycled material quality in LCA for fast-moving products 

    Sazdovski, Ilija (Date of defense: 2025-09-23)

    (English) Life Cycle Assessment (LCA) is the preferred methodology for quantifying the environmental impact of systems along value chains. The LCA’s most important methodological feature is the use of the Functional Unit ...

    Nature-based solutions to reduce the spread of antibiotics and antimicrobial resistance genes in aquatic ecosystem 

    Pastor López, Edward Jair (Date of defense: 2025-06-05)

    (English) Antibiotics (ABs) are antimicrobial agents whose production and consumption have increased exponentially since the discovery of penicillin in 1929. The overuse of ABs has driven the emergence of antibiotic ...

    Biofertilizers and biostimulants from microalgae grown in wastewater: characterization and agronomic trials 

    Álvarez González, Ana (Date of defense: 2025-05-30)

    (English) Chemical fertilizers have played a crucial role in modern agriculture, enabling high productivity rates to meet the demands of a rapidly growing global population. However, it is now evident that its overuse poses ...

    Improving the characterisation of anthropogenic NMVOC emissions for air quality modelling 

    Oliveira, Kevin de (Date of defense: 2025-05-27)

    (English) Non-methane volatile organic compounds (NMVOC) are a large group of organic compounds emitted from various anthropogenic and natural sources. They impact health, with species like benzene classified as human ...

    Modelling the atmospheric iron cycle in a changing climate 

    Bergas Massó, Elisa (Date of defense: 2025-03-21)

    (English) Iron is a ubiquitous element that plays a critical role in the Earth system. It is an essential micronutrient required by most organisms for vital processes such as respiration, photosynthesis, and nitrogen ...

    Life cycle assessment as a tool for the industrialisation of chemical and mechanochemical processes 

    Arfelis Espinosa, Sergi (Date of defense: 2024-11-21)

    (English) The chemical sector is a $4 trillion global business and a major employer, with chemicals present in almost all manufactured products. Increasing investment and the chemical industry's innovative capacity to ...

    Phycobiliprotein production with cyanobacteria-rich cultures and microbiomes 

    Bellver Catalá, Marta (Date of defense: 2025-02-18)

    (English) Phycobiliproteins are pigments found in cyanobacteria, which are exploited in the food, cosmetic, and pharmaceutical industries. However, the large-scale production of these bio-based products has high production ...

    A new approach for end of life estimations in electric vehicle batteries: maximizing battery usage 

    Etxandi Santolaya, Maite (Date of defense: 2024-10-09)

    (English) The adoption of Electric Vehicles (EVs) requires careful management of their resource-intensive batteries to make sure that the transition does not come at a high environmental cost. Technological advancements ...

    Towards a better water resources management and control using bioelectrochemical systems 

    Fernández Gatell, Marta (Date of defense: 2024-06-11)

    (English) Freshwater is an extremely scarce yet essential resource for all life forms on planet Earth. Its quality directly impacts the development of human societies as well as the ecosystems balance and health. However, ...

    Effective ventilation solutions for educational environments: balancing health, comfort, and sustainability in a post-pandemic scenario 

    Ruiz de Alegría Sala, Alba (Date of defense: 2024-10-28)

    (English) Indoor air quality (IAQ) and thermal comfort are critical in educational buildings, as poor conditions have been linked to reduced cognitive performance, higher absenteeism and long-term health effects. The ...

    Eliminación de blanqueadores ópticos de aguas textiles residuales y reutilización de efluentes 

    Salas Olivares, Héctor Manuel (Date of defense: 2021-09-14)

    (English) he textile industry consumes a large volume of water in various activities and is an importan! wastewater generator. Colorless dyes that emit fluorescence when exposed to UV light are used in the optical whitening ...

    Optimization of the bioplastics production from cyanobacteria 

    Rueda Hernández, Estel (Date of defense: 2022-07-18)

    (English) Polyhydroxybutyrate (PHB) is one of the most interesting alternatives to conventional plastics, because it has similar properties to polypropylene, it is more biodegradable than other bioplastics, it has really ...

    Modeling of emerging organic contaminants during artificial aquifer recharge, transport, degradation and risk associated 

    Canelles Garcia, Arnau (Date of defense: 2022-07-13)

    (English) Managed Aquifer Recharge (MAR) is a key strategy to increase freshwater resources in many regions facing water scarcity. The success of a MAR facility implies both technical (water quality and quantity as main ...

    Secondary air pollutants in urban and rural Catalonia, Spain: characterizing the precursors, source-contributions, and toxicity 

    In 't Veld, Marten (Date of defense: 2023-11-29)

    (English) Air pollutants can be classed as either primary or secondary pollutants. Primary air pollutants are those that are directly emitted into the atmosphere, whereas secondary air pollutants are generated in the ...

    On the use of decadal predictions for agricultural climate services: bridging the gap between service providers and users 

    Solaraju Murali, Balakrishnan (Date of defense: 2023-01-26)

    (English) Unfavorable and extreme climate events such as drought and heat stress heavily impacts the agriculture sector and food security globally, and the impact of these climate hazards is expected to increase over the ...

    Closing loops in intensive livestock systems: innovative strategies for nutrient recycling and emissions reduction 

    Morey Gual, Lluís (Date of defense: 2023-11-17)

    (English) The exponential growth of world population is leading to a high demand of food products and, consequently, to the development of intensive agricultural and livestock systems. In this sense, synthetic fertilizers ...