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On the chemical water quality in Høylandet, a reference area for acidification research
Chemical and physical water quality parameters havebeen analyzed in a synoptic study of 101 lakes and103 rivers and streams in Høylandet, a coastalcatchment in Central Norway. The area isExpand
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Decline of acid rain enhances mercury concentrations in fish.
M efforts have been made to reduce sulfur emissions in Europe. Acid rain pollution in Norway has diminished substantially, thanks to the 1979 Geneva Convention on Longrange Transboundary AirExpand
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Radiocaesium in the sediments of Øvre Heimdalsvatn, a Norwegian subalpine lake
Abstract Lake sediment cores and samples of stream sediments from the catchment of Ovre Heimdalsvatn have been collected. The lake sediments exhibit apparently unsystematic spatial distribution ofExpand
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A simple water and plankton sampler
  • I. Blakar
  • Environmental Science
  • 1 December 1978
SUMMARY. A lightweight, free-flushing water and plankton sampler constructed of readily available, inexpensive material is described. Easily interchangeable tubes of varying volumes allow samplingExpand
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The macroinvertebrate communities of two contrasting Norwegian glacial rivers in relation to environmental variables
1. Macroinvertebrate communities in two Norwegian glacial rivers, one in the western fjords (Dalelva) and one in the eastern mountains (LeirungsaEi), were investigated during three time periods inExpand
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Chernobyl cesium in the sediments of lake Høysjøen, Central Norway
Abstract The distribution of radiocesium in the sediments of Lake Hoysjoen was analysed 18 months after the Chernobyl fallout event. The concentration in the sediment was similar to concentrations inExpand
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TOC concentrations in Norwegian lakes: The effect of sea-salts and anthropogenic acid components
Concentrations of organic matter have increased in several lakes on the northern hemisphere since the mid 1970s. This is an important feature, since organic matter is an essential constituent for aExpand
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Scandinavian amphibians : their aquatic habitat and tolerance to acidic water – a field study
To determine the impact that anthropogenic acidification has had on natural amphibian populations in Scandinavia and to trace the species’ tolerance limits, in 1988-89 four poorly buffered areas inExpand
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