Part 1 Colonization of trees by insects: adaptations of phytophagous insects to life on trees, with particular reference to aphids, A.F.G. Dixon; host specificity in forest insects, Simon M. Fraser. Part 2 Temporal and spatial population ecology: population dynamics of forest insects - are they governed by single or multiple factors?, T. Royama; the impact of parasitoids and predators on forest insect populations, Neil A.C. Kidd and Mark A. Jervis; herbivore-induced responses in trees - internal versus external explanations, Erkki Haukioja and Tuija Honkanen; incorporating variation in plant chemistry into a spatially explict ecology of phytophagous insects, Mark D. Hunter; forest structure and the spatial pattern of parasitoid attack, Jens Roland, Phil Taylor and Barry Cooke. Part 3 Insects in forest ecosystems: termites as a mediator of carbon fluxes in tropical forest - budgets for carbon dioxide and methane emissions, David E. Bignell, Paul Eggleton, Lena Nunes and Katherine L. Thomas; herbivory in forests - from centimetres to megametres, Margaret D. Lowman. Part 4 Forest pests: comparative analysis of patterns of invasion and spread of related lymantriids, Pedro Barbosa and Paul W. Schaefer; threats to forestry by insect pests in Europe, Keith R. Day and Simon R. Leather; forest pests in the tropics - current status and future threats, Martin R. Speight; the impacts of climate change and pollution on forests pests, Maureen Doherty, David T. Salt and Jarmo K. Holopainen. Part 5 Insect diversity: patterns of use of large moth caterpillars (Lepidoptera - Saturniidae and Sphingidae) by ichneumoid parasitoids (Hymenoptera) in Costa Rican dry forest, Daniel H. Janzen and Ian D. Gauld; impact of forest loss and regeneration on insect abundance and diversity, Allan D. Watt et al; beetle abundance and diversity in a boreal mixed wood forest, John R. Spence, Dave W. Langor, H.E. James Hammond and G.R. Pohl; an overview of invertebrate responses to forest fragmentation, Raphael K. Didham; impact of forest and woodland structure on insect abundance and diversity, Peter Dennis; "Ficus" - a resource for arthropods in the tropics with particular reference to New Guinea, Yves Bassett, Vojtech Novotny and George Weiblen. Part 6 Insect conservation: arthropods of coastal old-growth Sitka spruce forests - conservation of biodiversity with special reference to the Staphylinidae, Neville N. Winchester; conservation corridors and rain forest insects, Christopher J. Hill; insect conservation, Thomas E. Lovejoy and Nathaniel Erwin.