Response of grassland productivity to climate change and anthropogenic activities in arid regions of Central Asia.

Introduction Grasslands are one of the extremely significant terrestrial ecosystems, accounting for almost 30% of the earth’s land area ( Houghton, 1994 ).

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Overall, the results indicated that the grassland NPP A area showing an increasing trend (35.88%) was smaller than that exhibiting a decreasing trend (64.12%).

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Results The results indicated that the grassland NPP A showed an increasing trend (35.88%) that was smaller than the decreasing trend (64.12%).

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