Newborough, M.Highgate, D. J.Lawson, Chukwuemeka Jonathan Adeolu2010-01-262010-01-261999-10http://hdl.handle.net/1826/4194In recent * years there has been increasing concern for the environmental impacts of economic and technological development. This (principally socio-political) con- cern has led to the well-known series of environmentall ,y motivated (global and local) conventions, agreements and legislation put forward in a bid to manage these environmental impacts, which in turn has led to research and commercial activ- ity on environmental issues. One of the major activities identified as adversely impacting the environment is the manner in which energy is currently harnessed, inter-converted and utilised. Cont/d.enThesis or dissertation