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高原气象 2010
Characteristics of Vegetation Coverage in Northern China and Its Relationship with Sandstorm
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Abstract:
The variation laws,intensity,trend and its effect on sandstorm disasters of annual and seasonal vegetation coverage in northern China are analyzes using the meteorological observation data and remote sensing data with the help of the technique of statistical analysis. The results show that the vegetation coverage in northern China exhibits rising trend in fluctuation on the whole and the fluctuation ranges from 0.395 to 0.487 and the rising trend of vegetation coverage and the falling trend of sandstorm day...