AT 4,500 meters above sea level,Gar County,located in the western tip of Ngari Prefecture in western Xizang(Tibet)Autonomous Region,is cold and arid.For centuries its soil was infertile and its eco-system fragile,making the county a“lifeless zone.”In the 1980s,an afforestation campaign was launched adding leafy patches to barren land.Today the streets in Gar are lined with various species of willow and poplar,and for the first time in history its residents have locally grown vegetables and fruits on their dinner tables.
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