Quantitative assessment of desertification using landsat data on a regional scale - a case study in the ordos plateau, china.

From 1980 to 1990, although the temperature had increased somewhat, the rainfall had a significant increase and the aridity/humidity index of the whole region showed a decreasing trend, which indicated the climate of this period was more humid and would benefit vegetation growth and the reversion of desertification.

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From 1990 to 2000, the temperature showed an increasing trend and the rainfall had a decreasing trend, which made the aridity/humidity index of the whole region show an increasing trend and it indicated the climate of this period was more arid and would speed up the expansion of desertification.

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