<正>This study presents an improved method of the plant functional type modern analogues technique(PFT-MAT) in which environmental proxies and a moisture index(a,i.e.ratio of actual evapotranspiration to potential evapotranspiration) are used to constrain the selection of modern analogues.The method is tested using high-resolution, precisely dated palaeorecords(pollen,Pediastrum andδ~(18)O of authigenic carbonate) from Lake Bayanchagan, northern China.The unconstrained and constrained PFT-MAT produces genera...
【英文论文摘要】
This study presents an improved method of the plant functional type modern analogues technique(PFT-MAT) in which environmental proxies and a moisture index(a,i.e.ratio of actual evapotranspiration to potential evapotranspiration) are used to constrain the selection of modern analogues.The method is tested using high-resolution, precisely dated palaeorecords(pollen,Pediastrum andδ~(18)O of authigenic carbonate) from Lake Bayanchagan, northern China.The unconstrained and constrained PFT-MAT produces general a...
【基金】
supported by the Knowledge Innovation Program of the Chinese Academy of Sciences(Grant KZCX2-YW-Q1-03);
the National Natural Science Foundation of China(Grants 40730104 and 40772114)