Search Results: "Terrestrial environment" OR "geology" OR "acidification" OR "soils" OR "sensitivity"

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Concentrations of Aroclor PCBs in soils and plants (ng/g dw) associated with military radar sites in the Canadian Arctic a) Mean and maximum total PCB concentrations in soils and associated plants from remote (>20 km), background Concentrations of Aroclor PCBs in soils and plants (ng/g dw) associated with military radar sites in the Canadian Arctic a) Mean and maximum total PCB concentrations in soils and associated plants [..]
Arctic geology Bedrock geology of the Arctic
Sensitivity of Arctic ecosystems to acid deposition Sensitivity of Arctic ecosystems to acid deposition
(a) Critical deposition of sulfur, and (b) its exceedance, in forest soils of northern Europe and Russia (5th percentile of the calculation points in each EMEP grid cell) (a) Critical deposition of sulfur, and (b) its exceedance, in forest soils of northern Europe and Russia (5th percentile of the calculation points in each EMEP grid cell)
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
Global anthropogenic inputs of trace metals to soils at the beginning of the 1980s Numbers under the columns are the range of estimates of the inputs in thousands of tonnes per year Global anthropogenic inputs of trace metals to soils at the beginning of the 1980s Numbers under the columns are the range of estimates of the inputs in thousands of tonnes per year
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)
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).
Transect west–east across the survey area and through the industrial zone centered on Monchegorsk and Apatity in 1995 Transect west–east across the survey area and through the industrial zone centered on Monchegorsk and Apatity in 1995, showing: (a) pH in a water extract of the O-horizon of podzol soils; (b) [..]
Transect west–east across the survey area and through the industrial zone centered on Nikel and Zapolyarnyy in 1995 Transect west–east across the survey area and through the industrial zone centered on Nikel and Zapolyarnyy in 1995, showing (a) pH in a water extract of the O-horizon of podzol soils; (b) [..]
Schematic illustration of ecosystem carbon fluxes and nutrient circulation in the tundra Carbon and nutrient pathways are shown by dashed and continuous lines, respectively Schematic illustration of ecosystem carbon fluxes and nutrient circulation in the tundra Carbon and nutrient pathways are shown by dashed and continuous lines, respectively
Arctic boundaries (floristic) Arctic and subarctic floristic boundaries
Arctic geologic and physiographic regions Geologic and physiographic regions of the Arctic
Circumpolar permafrost distribution Circumpolar permafrost distribution
Polygon development Low-center and high-center polygon development

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