Mostrando ítems 35-38 de 38
Piñero Melgar, Elena (Fecha de defensa: 2009-05-22)
Gas hydrates have been recently recognized as a key factor affecting a number of global processes such as the climatic change, sea floor stability, etc. In this thesis we present the multidisciplinary study of gas hydrate ...
Llopart Serra, Jaume (Fecha de defensa: 2016-11-22)
The development of two Arctic Trough Mouth Fans (TMFs), the Storfjorden and Kveithola TMFs, is investigated by means of sub-bottom and seismic reflection profiles, multibeam bathymetry and sediment samples allowing their ...
Hernández Hernández, Armand (Fecha de defensa: 2010-09-21)
Calcareous microfossils are not always present in marine or lacustrine sediments owing to unfavourable ecological or post-depositional conditions. These non-carbonated sediments sometimes contain abundant biogenic silica, ...
Frigola Ferrer, Jaime I. (Fecha de defensa: 2012-12-05)
Aquesta Tesi Doctoral està centrada en la reconstrucció de les condicions climàtiques del passat a la conca occidental del Mediterrani, i més concretament en l’estudi de l’efecte de la variabilitat climàtica d’escala orbital ...