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) exchangeable base cation concentrations in the O-horizon of podzol soils; and (c) total base cation concentrations in moss