Mostrando ítems 141-150 de 174
Granados García, Maria Elena (Fecha de defensa: 2019-12-18)
Los ecosistemas de la Cuenca Mediterránea han experimentado a lo largo de tiempos ancestrales fuertes y prolongados procesos de degradación, por lo que desde el último tercio del siglo XIX se han realizado ...
Palacín Lizarbe, Carlos (Fecha de defensa: 2019-07-30)
The reservoir size and pathway rates of the nitrogen (N) cycle have been deeply modified by the human enhancement of N fixation, atmospheric emissions, and climate warming, doubling the reactive nitrogen ...
Pagès Escolà, Marta (Fecha de defensa: 2019-12-09)
Marine ecosystems are directly threatened by multiple and interactive human stressors at global and local scales. Hence, it is vital to study biodiversity and ecological patterns through a multi-disciplinary ...
Medrano Cuevas, Alba (Fecha de defensa: 2020-02-21)
All marine ecosystems in the Mediterranean Sea are highly threatened by anthropogenic stressors that can alter their structure and function, especially in rocky shores. Moreover, extreme climate events ...
Nadal Sala, Daniel (Fecha de defensa: 2019-11-28)
Semi-arid environments are zones where annual precipitation is less than a half of annual potential evapotranspiration, yet water availability is high enough to allow tree growth. Climate change is ...
Garcia Garin, Odei (Fecha de defensa: 2022-07-04)
La basura marina está aumentando exponencialmente en los mares y océanos de todo el mundo. En los últimos años, se han reportado y documentado sus amenazas a la fauna marina y a los ecosistemas marinos ...
Capdevila Lanzaco, Pol (Fecha de defensa: 2017-09-26)
Life history theory and population ecology have been especially neglectful of marine species, with most ecological principles developed from studies based on terrestrial species. This is especially true ...
Baldivieso Freitas, Paola (Fecha de defensa: 2017-06-26)
La intensificación de las actividades agrícolas en los últimos años ha supuesto un uso excesivo de insumos externos y un intenso laboreo del suelo que ha provocado contaminaciones a veces de carácter ...
Castro López, Daniel (Fecha de defensa: 2019-11-22)
Worldwide, biological diversity is declining at an unprecedented rate. Current environmental changes are causing water, ecological and biodiversity crises that, coupled with climate change, are affecting ...
Ontoria Gómez, Yaiza (Fecha de defensa: 2020-02-14)
Coastal ecosystems are highly threatened worldwide by multiple anthropogenic stressors that act at a range of spatial scales, from local to the global, and adversely affect their ecological functions ...