Search Results: "acidification" OR "deposition" OR "models" OR "sources - anthropogenic"

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Approximate forest damage zones in the vicinity of Monchegorsk and Nikel and the visible-damage and non-visible-damage zones on the Kola Peninsula and Finnish Lapland The inset shows coverage (%) of lichens (Hypogymnia physodes and Parmelia olivacea) on Approximate forest damage zones in the vicinity of Monchegorsk and Nikel and the visible-damage and non-visible-damage zones on the Kola Peninsula and Finnish Lapland The inset shows coverage (%) of [..]
Variation of the nitrate to non-seasalt (nss) sulfate equivalent ratio in precipitation at Norwegian recording stations based on measurements between August 1982 and July 1984 Variation of the nitrate to non-seasalt (nss) sulfate equivalent ratio in precipitation at Norwegian recording stations based on measurements between August 1982 and July 1984
Vegetation damage zones around Norilsk Vegetation damage zones around Norilsk
Median values for a selection of key chemical variables Median values for a selection of key chemical variables including the calculated critical load of acidity CLAc and exceedance
Trends in non-marine sulfate, non-marine base cations, alkalinity, acid neutralizing capacity, pH, and labile aluminum Trends in non-marine sulfate, non-marine base cations, alkalinity, acid neutralizing capacity, pH, and labile aluminum for lakes in the three sub-regions
Estimated exceedance of critical loads of acidity for surface waters in northern Europe for three scenarios Estimated exceedance of critical loads of acidity for surface waters in northern Europe for three scenarios: 1990 emissions, Current Legislation for 2010 (CLE 2010), Maximum technically Feasible [..]
Presence of the acidsensitive cladoceran Daphnia longiremis in Lake Dalvatn Presence of the acidsensitive cladoceran Daphnia longiremis in Lake Dalvatn (Varanger Peninsula, Norway)
Trends in non-marine sulfate, non-marine base cations, alkalinity, acid neutralizing capacity, and pH Trends in non-marine sulfate, non-marine base cations (Ca+Mg), alkalinity, acid neutralizing capacity, and pH across the Euro-Arctic Barents region for 1990 to 2004. Large circles denote the three [..]
Trends in non-marine sulfate, alkalinity, non-marine base cations, and pH Trends in non-marine sulfate, alkalinity, non-marine base cations, and pH for lakes on the Kola Peninsula
Length distributions of minnows caught by electrofishing in the Joulujärvi area Length distributions of minnows caught by electrofishing in the Joulujärvi area (sites 6 and 7), and in the Äälisjärvi area (sites 16 and 20) in 1993 and 2000
Data for Lake Otervatn in eastern Finnmark, showing alkalinity and brown trout catch per unit effort Data for Lake Otervatn in eastern Finnmark, showing (a) alkalinity (μeq/L) and (b) brown trout catch per unit effort (CPUE, expressed in number of fish caught per 100 m2 of gill net area) since 1986, [..]
Transect south–north across the survey area near the western boundary in 1995 Transect south–north across the survey area near the western boundary in 1995, showing: (a) pH in a water extract of the O-horizon; (b) ammonium acetate extractable (pH 4.5) base cation concentrations [..]
Ammonium acetate extractable Ca and Mg in the O-horizon of soils Ammonium acetate extractable Ca and Mg in the O-horizon of soils (x-axis) vs. their total concentrations (aqua regia extractable) in the C-horizon of soils and in moss in 1995
A comparison of the two west–east transects across the survey area in 1995 A comparison of the two west–east transects across the survey area in 1995, showing changes from east to west in (a) total Al (nitric acid) and exchangeable Al concentrations in the O-horizon; (b) [..]
Transect west–east across the survey area showing exchangeable Ca in the O-horizon of podzol soils in 1995 and from 2000 to 2001 Transect west–east across the survey area showing exchangeable Ca in the O-horizon of podzol soils in 1995 (Kola Ecogeochemistry Project) and from 2000 to 2001 (Barents Ecogeochemistry Project)

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