[1] Chinese Acad Sci, State Key Lab Environm Geochem, Inst Geochem, Guiyang 550081, Peoples R China
[2] CAS Ctr Excellence Quaternary Sci & Global Change, Xian 710061, Shanxi, Peoples R China
[3] Cranfield Univ, Sch Water Energy & Environm, Cranfield MK43 0AL, Beds, England