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The impacts of conifer harvesting on runoff water quality：a regional survey for Wales
runoff water quality Wales regional survey
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2009/6/5
Major, minor and trace element chemistry of runoff at stormflow and baseflow from 67 catchments (2 to 5 ha in area) has been determined to investigate the effects of clear felling and replanting of co...
Evaluation and interpretation of regional and site-specific hydrochemical data bases for water quality assessment
Geochemical Baseline Survey of the Environment British Geological Survey
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2009/5/27
The spatial distribution of stream water composition, as determined by the Geochemical Baseline Survey of the Environment (G-BASE) conducted by the British Geological Survey (BGS) can be successfully ...
Modelling microbiological water quality in the Seine river drainage network: past, present and future situations
faecal coliforms microbiological water quality
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2009/5/13
The Seine river watershed is characterized by a high population density and intense agricultural activities. Data show low microbiological water quality in the main rivers (Seine, Marne, Oise) of the ...
Uncertainties in selected river water quality data
surface waters water quality
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2009/5/7
Monitoring of surface waters is primarily done to detect the status and trends in water quality and to identify whether observed trends arise from natural or anthropogenic causes. Empirical quality of...
Towards benchmarking an in-stream water quality model
in-stream water quality model general quality assessment
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2009/5/6
A method of model evaluation is presented which utilises a comparison with a benchmark model. The proposed benchmarking concept is one that can be applied to many hydrological models but, in this inst...
Importance of stream temperature to climate change impact on water quality
stream temperature water quality climate change
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2009/5/4
The sensitivity of some aspects of water quality to climate change was assessed in the Seine River (France) with the biogeochemical model RIVERSTRAHLER, which describes the transformations and fluxes ...
Water quality limits for Atlantic salmon (Salmo salar L.) exposed to short term reductions in pH and increased aluminum simulating episodes
acid neutralizing capacity pH Atlantic salmon
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2009/4/29
Acidification has caused the loss or reduction of numerous Atlantic salmon (Salmo salar L.) populations on both sides of the North Atlantic. Acid deposition peaked in the 1980's and resulted in both c...
Institutional design and regime effectiveness in transboundary river management–the Elbe water quality regime
transboundary river management International Commission for the Protection of the Elbe
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2009/4/28
The literature on transboundary river management suggests that institutions play an important role in bringing about cooperation. However, knowledge about how such institutions should be designed in o...
Water quality and factors influencing its distribution in Lake Takkobu
wetland eutrophication
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2009/4/1
Chemical characteristics were investigated using water samples collected at 54 sites in Lake Takkobu and 8 inflow and outlet sites in the summer 2004. Concentrations of 9 elements (Na+, Ca2+, K+, Mg2+...
Environmental characteristics of water quality in wetlands of the upper Takkobu River
water quality phosphorus
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2009/4/1
To gather information about nutrient loadings in wetlands in the basin of eutrophied Lake Takkobu, we investigated water quality in the wetlands of the upper Takkobu River which suffers little or no h...
Statistical and trend analysis of water quality and quantity data for the Strymon River in Greece
Strymon river water quality discharge
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2009/3/24
Strymon is a transboundary river of Greece, Bulgaria and Former Yugoslav Republic of Macedonia (FYROM) in southeastern Europe.
Long-term changes in the water quality of rainfall, cloud water and stream water for moorland, forested and clear-felled catchments at Plynlimon, mid-Wales
Calcium aluminium ammonium pH
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2009/3/24
Long term changes in the water quality of rainfall, cloud water and stream waters draining acidic and acid sensitive moorland and forested catchments at Plynlimon, mid-Wales, are examined for the per...
Seasonality, water quality trends and biological responses in four streams in the Cairngorm Mountains, Scotland
hydrochemistry hydrology trends
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2009/3/24
The chemical composition and invertebrate communities found in four streams in the Cairngorms, Scotland, were monitored between 1985-1997. Stream waters were mildly acidic (mean pH ca. 6.5), with low ...
Spring and surface water quality of the Cyprus ophiolites
Cyprus Troodos ophiolite serpentinisation spring
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2009/3/17
A survey of surface, spring and borehole waters associated with the ophiolite rocks of Cyprus shows five broad water types (1) Mg-HCO3, (2) Na-SO4-Cl-HCO3, (3) Na-Ca-Cl-SO4-OH-CO3, (4) Na-Cl-SO4 and ...
Assessing environmental impacts on stream water quality: the use of cumulative flux and cumulative flux difference approaches to deforestation of the Hafren Forest, mid-Wales
Plynlimon stream Hore acid neutralisation capacity calcium
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2009/3/17
A method for examining the impacts of disturbance on stream water quality based on paired catchment “control‿ and “response‿ water quality time series is described in relation to diagrams ...