Anthony Young was for nine years a Principal Scientist with the International Centre for Research in Agroforestry (ICRAF), Nairobi, Kenya. He was previously Professor of Environmental Sciences at the University of East Anglia, Norwich, UK, from which he received the degree of Doctor of Science. He was a joint author of the FAO standard texts on land evaluation and land use planning. Besides these, his other books include "Soil Survey and Land Evaluation" (1981) and "Land Resources: Now and for the Future" (1998). He is now Honorary Research Fellow in Environmental Sciences at the University of...