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A new approach for determining the trend of changes in the rate of degradation of arable soils is suggested. It is based on the assessment of volumes of soil material eroded from arable fields and accumulated on the bottoms of first-order valleys during two time intervals: 1954(1963)−1986 and 1986−2015. For dating of this material, 137Cs of global fallout and Chernobyl fallout are used. This approach...
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