Fig. 4: Middle Holocene SST record in comparison with EAWM index, precipitation and temperature as well as coporstanol index.

Middle Holocene SST in Core SD-01 (A, G), Speleothem δ13C in Magou of Henan Province5 (‰) (B, K), Stacked normalized mean grain size (MGS) from Chinese Loess12 (C), mean atmospheric temperature anomaly (MATA) in Shandong Province71 (MATA in Shandong) (D), Mean annual precipitation (MAP) in Yazihai72 (E, J) and Gonghai2 (F), Coporstanol (H) and 5β-stigmastanol (I) flux in Core SD-01 and Speleothem δ13C in Wuya at Loess Plateau (‰)73 (L).