Current challenges in distinguishing climatic and anthropogenic contributions to alpine grassland variation on the Tibetan Plateau.

Ecol Evol · 2018 · PMC6010758 · PMID 29938105

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a positive trendno p-value reported

A positive trend indicates that vegetation restoration is primarily driven by human activities, and vice versa.

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a negative trendno p-value reported

At the regional scale, positive trend was observed in mean NDVI throughout the growing season since 2000 based on SPOT and MODIS alongside a negative trend in GIMMS 3g (Figure 3 ) (Pang, Wang, & Yang, 2017 ; Shen et al., 2015 ).

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