Land use change : the causes and consequences : the proceedings of a Conference organised by the Land Use Research Coordination Committee of the Natural Environment Research Council with support from the Economic and Social Research Council, and held at the University of Newcastle upon Tyne / edited by M. C. Whitby. the causes and consequences : the proceedings of a Conference organised by the Land Use Research Coordination Committee of the Natural Environment Research Council with support from the Economic and Social Research Council, and held at the University of Newcastle upon Tyne /