This thesis is submitted in fulfilment of the requirements for the degree of Doctor of Philosophy (PhD). School of Geographical & Earth Sciences, College of Science & Engineering, University of Glasgow.
Thesis
Ph.D. University of Glasgow 2018 School of Geographical and Earth Sciences, Earth Sciences.
Bibliography
Includes bibliographical references.
Note
Electronic version also available via Enlighten : Theses http://theses.gla.ac.uk/30741/