Peipoch Güell, Marc (Date of defense: 2014-06-25)
The main goal of this thesis is to investigate how (15)N natural abundances can help understanding the role of different primary uptake compartments (i.e., biofilm, filamentous algae, bryophytes, ...
Kersting, Diego K. (Date of defense: 2014-02-07)
Marine ecosystems are declining worldwide threatened by an increasing number of stressors. Global change-related disturbances have highlighted the need of new complementary conservation measures; for ...
Rodríguez Climent, Sílvia (Date of defense: 2014-12-05)
The Ebro Delta represents the most important wetland area in Catalonia, the second most important in Spain (after Doñana National Park) and one of the most important estuarine zones in Europe. Although ...
Sanpera Calbet, Isis (Date of defense: 2014-04-11)
Streams are complex and highly diverse ecosystems. Within the stream network, headwater streams (1st to 3rd order) are highly important. Headwaters represent most of the total length, influence the ...
Mas Martí, Esther (Date of defense: 2014-11-14)
Changes in temperature and precipitation due to climate change are expected to increase stream water temperature and reduce their discharge. Consequently, more streams might face temporality, experiencing ...
Diaz de Quijano i Barbero, Daniel (Date of defense: 2014-07-29)
Comparative studies between different enzyme labelled fluorescence (ELF) protocols and fluorescence quantification methods were performed to improve the quantification of single-cell phosphatase activity ...
Pastor Oliveras, Ada (Date of defense: 2014-06-13)
The overarching goal of this dissertation was to explore relationships between streamwater nitrogen (N) and the most representative primary uptake compartments (PUCs) in stream ecosystems (e.g. microbial ...
Ejarque Gonzalez, Elisabet (Date of defense: 2014-11-17)
Rivers play a key role in the global biogeochemical functioning, as they link the biogeochemical cycles of the terrestrial and oceanic systems. In the framework of the carbon cycle, streams and rivers ...