Pollen percentages, Charcoal flux, Mg/Ca-based SST and Benthic foraminiferal δ18O records of site GeoB16602, supplement to: Cheng, Zhongjing; Weng, Chengyu; Steinke, Stephan; Mohtadi, Mahyar (2018): Anthropogenic modification of vegetated landscapes in southern China from 6,000 years ago. Nature Geoscience, 11, 939-943