Ancient SR routes and the locations of climate proxy records and archaeological sites used in the study. (IMAGE)
Caption
Red and yellow lines denote the New Northern route and the Tarim Basin route, respectively, and other major routes of the SR are plotted as grey lines. Location of Shuanghu Lake (red star) and the archaeological datasets from Tangchaodun, Shitoucheng and Gongzhubao (white stars). Other records of temperature and precipitation referenced in this study are indicated by red and blue dots, respectively.
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