Location of Arctic indigenous peoples

Location of Arctic indigenous peoples
Location of Arctic indigenous peoples

Diatom-inferred recent pH-histories of 14 lakes and ponds in northern Fennoscandia

Diatom-inferred recent pH-histories of 14 lakes and ponds in northern Fennoscandia. Note the different scales for age and pH. Figures A-C are from Korhola et al. (1999), D-E from Erola (1999), F-G [..]
Diatom-inferred recent pH-histories of 14 lakes and ponds in northern Fennoscandia

Diatom-inferred Holocene pH histories of lakes in arctic Fennoscandia and the Kola Peninsula

Diatom-inferred Holocene pH histories of lakes in arctic Fennoscandia and the Kola Peninsula. Toskaljavri (a) is redrawn from Seppä et al. (2002), Tsuolbmajavri (b) from Seppä and Weckström (1999), [..]
Diatom-inferred Holocene pH histories of lakes in arctic Fennoscandia and the Kola Peninsula

Surface water runoff from the Dalelva catchment, northeastern Norway, 2001–2003

Surface water runoff from the Dalelva catchment, northeastern Norway, 2001–2003. (a) streamwater flow and pH, (b) non-marine concentrations of sulfate and base cations, and (c) chloride and non-marine [..]
Surface water runoff from the Dalelva catchment, northeastern Norway, 2001–2003

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, [..]
Data for Lake Otervatn in eastern Finnmark, showing alkalinity and brown trout catch per unit effort

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
Length distributions of minnows caught by electrofishing in the Joulujärvi area

Presence of the acidsensitive cladoceran Daphnia longiremis in Lake Dalvatn

Presence of the acidsensitive cladoceran Daphnia longiremis in Lake Dalvatn (Varanger Peninsula, Norway)
Presence of the acidsensitive cladoceran Daphnia longiremis in Lake Dalvatn

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
Trends in non-marine sulfate, alkalinity, non-marine base cations, and pH

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
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, 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, non-marine base cations, alkalinity, acid neutralizing capacity, and pH

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 [..]
Estimated exceedance of critical loads of acidity for surface waters in northern Europe for three scenarios

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
Median values for a selection of key chemical variables

Estimated exceedance of critical loads of acidity for soils for three emission/deposition scenarios

Estimated exceedance of critical loads of acidity for soils for three emission/deposition scenarios: 1990 emissions, the CLE scenario for 2010 (CLE, 2010), and the MFR scenario for 2020 (MFR, 2020).
Estimated exceedance of critical loads of acidity for soils for three emission/deposition scenarios

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 (C–D on Figure 5.2), showing: (a) pH in a water extract of the O-horizon; (b) ammonium acetate extractable (pH 4.5) base [..]
Transect south–north across the survey area near the western boundary in 1995

Visible (acute) SO2 injuries on (a) birch leaves and (b) Scots pine needles at Svanvik

Visible (acute) SO2 injuries on (a) birch (Betula pubescens) leaves and (b) Scots pine (Pinus sylvestris) needles at Svanvik, Norway, approximately 10 km northwest of Nikel
Visible (acute) SO2 injuries on (a) birch leaves and (b) Scots pine needles at Svanvik



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