Figure 3. Comparison of Lake Qinghai records with other records since 11.5 ka.

(a) NGRIP δ¹⁸O²⁶; (b) North Atlantic ice-rafted hematite stained grains (HSG)²⁹; (c) Lake Qinghai Westerlies climate index (WI, flux of >25 μm fraction); (d) Lake Qinghai Asian summer monsoon index (SMI); (e) δ¹⁸O record of ostracods from Lake Qinghai: dark brown, Limnocythere inopinata; orange, Eucypris mareotica; (f) Dongge cave speleothem δ¹⁸O²¹; (g) atmosphere Δ¹⁴C³⁸. The shaded blue bars indicate correlations of various proxies for climatic events. The triangles indicate the ¹⁴C dates used for the age model for core 1Fs (Supplementary Fig. S5).