Preface. Acknowledgements.
Keynote address. Biogeochemistry: Some opportunities and challenges for the future; G.E. Likens.
Catchment and regional-scale modelling. Critical loads of acidity for surface waters in south-central Ontario, Canada: Regional application of the First-order Acidity Balance (FAB) model; J. Aherne, et al. Effects of climate events on elemental fluxes from forested catchments in Ontario, Canada: Modelling drought-induced redox processes; J. Aherne, et al. Projecting regional patterns of future soil chemistry status in Swedish forests using SAFE; M. Alveteg. Sorption of Cd in soils: Pedotransfer functions for the parameters of the Freundlich sorption isotherm; A.L. Horn, et al. The development of a GIS-based inventory of standing waters in Great Britain together with a risk-based prioritisation protocol; M. Hughes, et al. Simulation of nitrogen dynamics and fluxes in contrasting catchments in Norway by applying the Integrated Nitrogen model for CAtchments (INCA); Ø. Kaste. The use of a GIS-based inventory to provide a regional risk assessment of standing waters in Great Britain sensitive to acidification from atmospheric deposition; M. Kernan, et al. Integrated nitrogen modeling in a boreal forestry dominated river basin: N fluxes and retention in lakes and peatlands; A. Lepistö, et al. Uncertainties in predictions of surface water acidity using the MAGIC model; T. Larssen, et al. Modelling acidification and recovery of Swedish lakes; F. Moldan, et al. Integrated nitrogen and flow modelling (INCA) in a boreal river basin dominated by forestry: Scenarios of environmental change; K. Rankinen, et al. Assessment of the water balance of European forests: A model study; C. van der Salm, et al.
Monitoring and manipulations. Effects of climate and ecosystem disturbances on biogeochemical cycling in a semi-natural terrestrial ecosystem; C. Beier, et al. Forest ecosystem responses to atmospheric pollution: Linking comparative with experimental studies; N.B. Dise, P. Gundersen. Spectral analysis of chemical time series from long-term catchment monitoring studies: Hydrochemical insights and data requirements; X. Feng, et al. Neutralisation of sulphur dioxide in a coniferous canopy; M. Ferm, H. Hultberg. Recent recovery of lake water quality in southern Quebec following reductions in sulfur emissions; D. Houle, et al. Fire effects on carbon and nitrogen budgets in forests; D.W. Johnson, et al. Growth and nitrogen availability of red pine seedlings under high nitrogen load and elevated ozone; T. Nakaji, et al. Acidification trends and the evolution of neutralization mechanisms through time at the Bear Brook Watershed in Maine, USA; R.L. Reinhardt, et al. A biogeochemical comparison of two well-buffered catchments with contrasting histories of acid deposition; J.B. Shanley, et al.
Nitrogen transformations and processes. Validating a new model for N sequestration in forest soil organic matter; B. Berg, N. Dise. Nitrate leaching from moorland soils: Can soil C:N ratios indicate N saturation? C.J. Curtis, et al. Nutrients on asphalt parking surfaces in an urban environment; D. Hope, et al. Nitrogen turnover and nitrate leaching after bark beetle attack in mountainous spruce stands of the Bavarian Forest National Park; C. Huber. Effects of long-term application of ammonium sulphate on nitrogen fluxes in a beech ecosystem at Solling, Germany; H. Meesenburg, et al. Nitrous oxide emissions from two riparian ecosystems: Key controlling variables; S.E. Machefert, et al. Nitrous oxide in agricultural drainage waters following field fertilisation; D.S. Reay, et al. Nitrate leaching from a mountain forest ecosystem with Gleysols subjected to experimentally increased N deposition; P. Schleppi, et al.
Stable and radiogenic isotopes in the environment. Radiogenic lead isotopes and time stratigraphy in the Hudson River, New York; S.N. Chillrud, et al. Measuring aerosol and heavy metal deposition on urban woodland and grasss using inventories of 210Pb and metal concentrations in soil; D. Fowler, et al. The transit of 35SO4 2- and 3H2O added in situ to soil in a boreal coniferous forest; D. Houle, et al. The missing flux in a 35S budget for the soils of a small polluted catchment; M. Novák, et al. &dgr;13-C of tree-ring lignin as an indirect measure of climate change; I. Robertson, et al. Isotopic assessment of sources of surface water nitrate within the Oldman River Basin, Southern Alberta, Canada; L. Rock, B. Mayer.
Mercury and metals. Assessment of heavy metals and PAH contamination of urban streambed sediments on macroinvertebrates; G. Beasley, P.E. Kneale. Post-glacial lead dynamics in a forest soil; C.E. Johnson, et al. Residual cadmium and lead pollution at a former Soviet military airfield in Tartu, Estonia; Ü. Mander, et al. Mercury and methylmercury in runoff from a forested catchment: Concentrations, fluxes and their response to manipulations; J. Munthe, H. Hultberg. Deposition and fate of lead in a forested catchment, Lesni Potok, central Czech Republic; T. Navrátil, et al. Trace metals in different crop/cultivation systems in Greece; E. Vavoulidou, et al.
Phosphorus. Assessing changes in phosphorous concentrations in relation to in-stream plant ecology in lowland permeable catchments: Bringing ecosystem functioning into water quality monitoring; H.P. Jarvie, et al. Removal of phosphorus in constructed wetlands with horizontal sub-surface flow in the Czech Republic; J. Vymazal.
Scaling of biogeochemical processes. Scaling and mapping regional calculations of soil chemical weathering rates in Sweden; C. Akselsson, et al. Finnish lake survey: The role of catchment attributes in determining nitrogen, phosphorus and organic carbon concentrations; M. Rantakari, et al.
Soil organic matter and DOC. Carbon storage in Tagus salt marsh sediments; I. Caçador, et al. Levels and characteristics of TOC in throughfall, forest floor leachate and soil solution in undisturbed boreal forest ecosystems; M. Starr, L. Ukonmaanaho.
Biogeochemistry of restored ecosystems. Biomass and nutrient dynamics of restored neotropical forests; A.E. Lugo, et al.
