Doctoral Thesis Climate Change Detection in Central Africa approved by the Faculty of Environmental Science and Process Engineering , Brandenburg University of Technology Cottbus, Germany, in fulfilment of the requirements for the degree of a Philosophical Doctor (PhD Environmental and Resource Management) November 2007 By Nana Takyi Wilberforce (MSc.) (born 21.01.1978, Accra, Ghana) Head of examination body Evaluators Prof. Dr. Möller Prof. Dr. rer.nat. Schaller Prof. Dr-Ing. Dr. h.c. Michael Schmidt Date of Defence 14.11.2007 Wilberforce, (2007) 2 Statutory Declaration I herewith declare that this thesis is the result of my original work carried out at Brandenburg University of Technology, Cottbus, Germany within the framework of the Doctoral program in Environmental and Resource Management. My research was su-pervised by Prof. Dr. rer.nat. Schaller and Prof. Dr-Ing. Dr. h.c. Michael Schmidt, BTU, Cottbus, Germany. All the work within this text is original except where cited from an additional source. Quotations and other indirect information have been clearly marked and noted. This work has not been submitted previously or to other examination bodies, and is cur-rently unpublished.