Part 1 Issues in global agriculture and environmental sustainability: the efficiency of land and energy use in tropical economies and agriculture, C.A.S. Hall and M.H.P. Hall; tropical forests and the global carbon cycle - the need for sustainable land-use patterns, S. Brown; Kikuyu agroforestry - an historical analysis, A.P. Castro; geologic research in support of sustainable agriculture, L.P. Gough and J.R. Herring; land degradation and sustainability of agricultural growth - some economic concepts and evidence from selected developing countries, F.J. Hitzhusen; agriculture and global warming, D.W. Orr. Part 2 Sustainable agriculture and the environment: the concept of agricultural sustainability, N. Schaller; the role of agroecology and integrated farming systems in agricultural sustainability, C.A. Edwards et al; designing the future - sustainable agriculture in the US, C.A. Francis; do we need a new developmental paradigm?, T.L. Grove and C.A. Edwards; the need for a systems approach to sustainable agriculture, J.E. Ikerd; an economic framework for evaluating agricultural policy and the sustainability of production systems, P. Faeth; the sociology of agricultural sustainability - some observations on the future of sustainable agriculture, F.H. Buttel. Part 3 Water quality and the environment: managing pesticides for crop production and water quality protection - practical grower guides, A.C. Hornsby et al; the Lake Erie agroecosystem program - water quality assessments, D.B. Baker; non-point programs and progress in the Chesapeake bay, L.R. Shuyler; agricultural best management practices for water pollution control - current issues, T.J. Logan. Part 4 Environmental aspects of integrated pest management. (Part Contents).