Harjung, Astrid (Date of defense: 2018-04-03)
Headwater streams essentially link the terrestrial and the aquatic carbon cycle because they transport terrestrial organic and inorganic carbon downstream towards the oceans. However, most of these ...
Tarrats Sada, Pol (Date of defense: 2018-01-12)
The study of past ecological changes is highly useful for understanding how ecosystems have responded to climate and human-induced disturbances. It is thus relevant in the context of climate change, as ...
López Acosta, María (Date of defense: 2018-09-21)
Silicon (Si), in its dissolved form of silicic acid (DSi), is a key nutrient in the ocean. The availability of such nutrient in marine ecosystems is regulated through its use by silica-secreting ...