Part 1 The ecological context: integrated conservation for human survival in Sri Lanka, B.A. Abeywickrama; pleistocene human ecology in Sri Lanka, S.U. Deraniyagala; the geoecological landscape units of Sri Lanka - system interactions and human impacts, C. Preu; physiognomic, floristic and bioclimatological characterization of the major forest types of Sri Lanka, A.M. Greller and S. Balasubramanian; phytosociological studies of mid-elevational (lower Montane) evergreen forests in Sri Lanka, A.H.M. Jayasuriaya et al; the Montane forests of the Horton Plains Nature Reserve, S. Balasubramanian et al; vegetation studies as a base for park planning - Wasgomuwa National Park, T. Jayasingam; the mountain stream fauna of Sri Lanka with special reference to molluscs - a summarizing review, F. Starmuehlner; fossorial amphibians and reptiles - their distributions as environmental indicators, C. Gans; the evolutions of the major landscape categories in Sri Lanka and distribution patterns of some selected taxa - ecological implications, F.R. Senanayake; relevance of scale and hierarchy concepts for landscape management, W. Erdelen; settlement of oyster spat crassostrea madrasensis (Preston) on four selected types of substrates in the Kala Oya Estuary of Puttalam Lagoon, Sri Lanka (poster), W.M.T.B. Wanninayake et al; experimental studies on raft culture of oyster crassostrea madrasensis (Preston) in Sri Lanka (poster), W.M.T.B. Wanninayake et al. Part 2 Impact studies and conservation aspects: destruction of natural resources and conservation efforts, S.H.C. De Silva; impacts on the Knuckles Range of forests in Sri Lanka, K.P. Sri Bharathie; forest conservation and forestry development in Sri Lanka - conflicts and compromises, I.A.U.N. Gunatilleke and C.V.S. Gunatilleke; a shelterwood method of regeneration for sustained timber production in Mesua-Shorea Forest of SouthWest Sri Lanka, P.M.S. Ashton et al; a case for the evaluation and development of mixed-species even-aged plantations in Sri Lanka's lowland wet zone, P.M.S. Ashton et al; part contents.