Supported by National Natural Science Foundation of China (Grant Nos. 40331012, 40671190, 40421101);U.S. National Science Foundation (Grant Nos. NSF-ESH-04-02509, NSF-BCS-06-23478, NSF-BCS00-78557)
Based on modern pollen studies and reliable chronology of nine AMS 14C dates, a detailed history of vegetation and climate changes during the past 8660 cal. a BP was reconstructed by a high-resolution pollen record fr...
Supported by the National Natural Science Foundation of China(Grant Nos.40331012 and 40421101)and NSF(Grant Nos.EAR 04-02509 and BCS 06-23478)
A pollen record from Haiyuan section in the southern part of Ningxia revealed a detailed history of vegetation variation and associated climate changes during the period from^13.0 to^7.0 14 C ka BP.A steppe landscape ...