ECOLOGICAL MODELLING Ecological Modelling 90 (1996) 297-298 Contents of Ecological Modelling, Vol. 90 VOL. 90 NO. | SEPTEMBER 1996 Model-based assessments of climate change effects on forests: a critical review C. Loehle (Argonne, IL, USA) and D. LeBlanc (Muncie, IN, USA) Environmental cost and steady state: the problem of adiabaticity in the emergy value E. Tiezzi, S. Bastianoni and N. Marchettini (Siena, Italy) Application of neural networks to modelling nonlinear relationships in ecology S. Lek, M. Delacoste, P. Baran, I. Dimopoulos, J. Lauga (Toulouse, France) and S. Aulagnier (Castanet-Tolosan, France) Comparison of alternative spatial resolutions in the application of a spatially distributed biogeochemical model over complex terrain D.P. Turner, R. Dodson and D. Marks (Corvallis, OR, USA) Patternizing communities by using an artificial neural network T.-S. Chon, Y.S. Park, K.H. Moon and E.Y. Cha (Pusan, South Korea) Evaluation of model predictions of the persistence and ecological effects of diflubenzuron in a littoral ecosystem M.P. Hanratty and K. Liber (Superior, WI, USA) Atrazine fate and transport in the Des Plaines Wetlands H.H. Alvord and R.H. Kadlec (Ann Arbor, MI, USA) VOL. 90 NO. 2 OCTOBER 1996 Special Issue Fuzzy Modelling in Ecology Introduction B.-L. Li and E.J. Rykiel Jr. (College Station, TX, USA) Fuzzy analysis for a greenhouse spider mite management system Z. Cheng, D.J. Horn (Columbus, OH, USA), R.K. Lindquist and R.A.J. Taylor (Wooster, OH, USA) Automated soil inference under fuzzy logic A.-X. Zhu (Madison, WI, USA), L.E. Band (Toronto, Ont., Canada), B. Dutton and T.J. Nimlos (Missoula, MT, A semi-arid grazing ecosystem simulation model with probabilistic and fuzzy parameters H.-i. Wu, B.-L. Li, R. Stoker (College Station, TX, USA) and Y. Li (Lanzhou, China) Modelling forest dynamics with vital attributes and fuzzy systems theory D.W. Roberts (Logan, UT, USA) Landscape vegetation modelling with vital attributes and fuzzy systems theory D.W. Roberts (Logan, UT, USA) Announcement 298 Contents of Ecological Modelling, Vol. 90 VOL. 90 NO. 3 | NOVEMBER 1996 TREEDYN3 forest simulation model H. Bossel (Kassel, Germany) Testing ecological models: the meaning of validation E.J. Rykiel, Jr. (College Station, TX, USA) Simulation of a fire-sensitive ecological threshold: a case study of Ashe juniper on the Edwards Plateau of Texas, USA S.D. Fuhlendorf, F.E. Smeins and W.E. Grant (College Station, TX, USA) Characterizing cumulative impacts using a brook trout population dynamics model M. Power (Winnipeg, Canada) A model of nematode dynamics in the Westerschelde Estuary J. Li, M. Vinex (Gent, Belgium) and P.M.J. Herman (Yerseke, Netherlands) Announcement Guide for Authors Keyword Index Author Index