Editor's Preface. Acknowledgements. 1. Nitrogen Deposition: Sources, Impacts and Responses in Natural and Semi-Natural Ecosystems; M. Hornung, S.J. Langan. 2. Spatial and Temporal Aspects of Nitrogen Deposition; S.E. Metcalfe, D. Fowler, R.G. Derwent, M.A. Sutton, R.I. Smith, J.D. Whyatt. 3. The Role of Plant and Soil Processes in Determining the Fate of Atmospheric Nitrogen; B.L. Williams, H.A. Anderson. 4. The Impact of Atmospheric Nitrogen Deposition on Vegetation Processes in Terrestrial, Non-Forest Ecosystems; R. Aerts, R. Bobbink. 5. Factors Influencing Nitrogen Saturation in Forest Ecosystems: Advances in Our Understanding Since the Mid 1980s; E.J. Wilson, B.A. Emmett. 6. The Impact of Atmospheric Nitrogen Deposition on the Behaviour of Nitrogen in Surface Waters; P.J. Chapman, A.C. Edwards. 7. Derivation of Critical Loads by Steady-State and Dynamic Soil Models; M. Posch, W. De Vries. 8. Progress, Future Directions and Concluding Remarks; S.J. Langan. Index.
