Johansson, Sara (Date of defense: 2019-04-29)
Increasing awareness on the limited nature of the raw materials for the production of inorganic fertilizer is pushing for a shift from removal to recovery of nutrients from waste streams. In municipal ...
Santos Clotas, Eric (Date of defense: 2019-11-08)
The anaerobic digestion of organic matter causes the formation of biogas that can be used in energy conversion systems for the production of electricity and heat, injection into the gas grid or as a ...
Bou Manobens, Jordi (Date of defense: 2019-04-11)
The sessile oak Quercus petraea is widespread in Central Europe. The populations in the NE Iberian Peninsula are at the southernmost limit of the species range, in the most Mediterranean-type conditions ...
Mercadal i Corominas, Gabriel (Date of defense: 2019-11-13)
The hay meadows in the Mediterranean region of Catalonia. Geobotanical characterisation, agri-environmental assessment, and study of the phytosociological relationships between hay meadows in Western ...