It is difficult for China’s greening through large-scale afforestation to cross the Hu Line

Vegetation restoration in N orthern China: A contrasted picture

(2019) Feng Wang et al.   LAND DEGRADATION & DEVELOPMENT

A climatological northern boundary index for the East Asian summer monsoon and its interannual variability

(2017) Jie Chen et al.   Science China-Earth Sciences

Revegetation in China’s Loess Plateau is approaching sustainable water resource limits

(2016) Xiaoming Feng et al.   Nature Climate Change

Accelerated dryland expansion under climate change

(2015) Jianping Huang et al.   Nature Climate Change

Global land moisture trends: drier in dry and wetter in wet over land

(2015) Huihui Feng et al.   Scientific Reports

Rapid warming accelerates tree growth decline in semi-arid forests of Inner Asia

(2013) Hongyan Liu et al.   GLOBAL CHANGE BIOLOGY