Sabater Liesa, Laia (Date of defense: 2021-01-29)
Humanity has always been closely linked to rivers, benefiting from their resources while producing impacts associated with their activity.Thus, river systems have been exposed to multiple stressors, ...
Colls Lozano, Miriam (Date of defense: 2020-07-31)
Currently, global change is promoting the spatiotemporal occurrence of temporary streams, altering fluvial ecosystem function and structure, and the ecosystem services they provide. To effectively protect ...
Carrasco Barea, Lorena (Date of defense: 2020-10-09)
Salt marshes are considered key ecosystems for climate regulation because they have a high carbon sequestration capacity. However, most studies of carbon sequestration capacity of these ecosystems have ...
Rubio Gracia, Francesc (Date of defense: 2021-10-27)
This thesis aimed to assess the responses of stream biota to flow alterations, in terms of water velocity increments and reductions of discharge, and to metal pollution. The investigations performed ...
Santamaría Pérez, Jorge (Date of defense: 2021-09-27)
Biological invasions have become one of the most pervasive threats to native ecosystems worldwide, causing species extinctions, disrupting the functioning of ecosystems, altering the provision of critical ...
Puig, Xavier, 1975- (Date of defense: 2021-07-09)
We study the effect of organic farming practices on several taxa in olive groves and vineyards. Sessile organisms show a stronger response to treatment, their diversity being higher in organic vineyards. ...
Argudo Fernández, Maria (Date of defense: 2021-02-08)
This thesis shows how the metals of natural and anthropic origin change significantly the composition of the prokaryotic communities (mainly the composition of bacteria). The β-diversity is the most ...
Verdura Brugarola, Jana (Date of defense: 2021-06-04)
Macroalgal forests represent some of the most productive and biodiverse habitats on Earth. In the Mediterranean Sea, species of the genus Cystoseira sensu lato dominate the well-preserved subtidal rocky ...
López de Sancha, Alejandro (Date of defense: 2022-07-07)
Pyrenean headwater streams are singular ecosystems with a particular seasonal pattern. They sustain a unique biodiversity especially sensitive to environmental change. Because of this, their ecosystem ...
Bas Silvestre, Maria (Date of defense: 2021-10-19)
Confined coastal lagoons are shallow and dynamic water bodies that play an important ecological role. Considering the severe degradation they have been facing in the last years, understanding the ...