(Table 1) Average geochemical composition during the Neolithic to the Medieva...

Ages were obtained by 14C datings, varve countings and palynological records; present (BP) refers to 1950.年龄数据通过14C测年（14C dating）、纹层计数（varve counting）及孢粉记录（palynological records）获取；其中“现今（BP，Before Present）”的基准年份为1950年。