@misc{10481/48946, year = {2017}, url = {http://hdl.handle.net/10481/48946}, abstract = {Deltaic systems are located at the transition between fluvial and maritime environments. They all have high environmental, economic and social importance, and respond rapidly to both natural and human-driven changes. On the other hand, mixed sand and gravel (MSG) beaches are common in previously para-glaciated coastal regions and coasts with steep hinterlands, and are widespread in the UK, Denmark, Canada, New Zealand and Mediterranean countries. They are also found when nourishment projects use gravel to protect eroded sandy beaches. Despite their societal importance, the research advances on gravel and MSG beaches are limited compared to those on sandy beaches. The main objective of this thesis is to analyse, characterize and model the dynamics of MSG deltaic coasts based on a multi-scale investigation carried out in the Guadalfeo delta, a Mediterranean delta in a semi-arid and high-mountain basin of southern Spain.}, abstract = {Los sistemas deltaicos se localizan en la transición entre ambientes fluviales y marítimos. Presentan un alto valor ambiental, económico y social, y responden rápidamente tanto a cambios naturales como a aquéllos inducidos por el hombre. Por su parte, las playas heterogéneas (PHs) son costas comunes en países de todo el mundo como, tales como Reino Unido, Dinamarca, Canadá, Nueva Zelanda, Canadá, Reino Unido, Dinamarca o los Mediterráneos. Además, la utilización de gravas en la regeneración de playas de arena hace que sean cada vez más frecuentes. A pesar de su importancia, los avances científicos en playas de grava y PHs han sido limitados en comparación con los de playas de arena. El objetivo principal de esta tesis es analizar, caracterizar y modelar la dinámica de playas deltaicas heterogéneas con base en una investigación a distintas escalas llevada a cabo en el delta del Guadalfeo, un delta Mediterráneo en una cuenca semi-árida y montañosa del sur de España.}, organization = {Tesis Univ. Granada. Programa Oficial de Doctorado en: Dinámica de Flujos Biogeoquímicos y sus Aplicaciones}, organization = {The thesis would have not been possible without the funding provided by the Spanish Ministry Economy and Competitiveness (Project CTM2012-32439, Research Contract BES-2013-062617 and Mobility Grants EEBB-I-15-10002, EEBB-I-16-11009 and EEBB-I-17-12498).}, publisher = {Universidad de Granada}, keywords = {Morfodinámica litoral}, keywords = {Costas}, keywords = {Deltas}, keywords = {Mediterráneo}, keywords = {Ingeniería hidráulica}, keywords = {Sedimentos de las costas}, keywords = {Oceanografía}, title = {Multi-Scale dynamics of mixed sand and gravel deltaic coasts}, author = {Bergillos Meca, Rafael Jesús}, }