锟斤拷锟斤拷锟斤拷锟窖э拷锟斤拷状锟街な碉拷锟斤拷媳锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟轿拷欧锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟缴的ｏ拷同时锟斤拷锟斤拷锟斤拷锟斤拷一些锟斤拷锟缴ｏ拷锟斤拷些锟斤拷锟斤拷锟斤拷为锟斤拷锟斤拷锟斤拷锟斤拷募锟绞拷锟斤拷冢锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷暖锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷然锟戒化锟斤拷一锟斤拷锟街★拷锟斤拷一锟叫撅拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭伙拷诘摹锟斤拷锟饺�—锟斤拷锟斤拷锟窖э拷锟斤拷锟�Nature Geoscience锟斤拷锟斤拷志锟较★拷
英锟斤拷锟斤拷英锟斤拷锟斤拷锟角达拷学锟斤拷锟斤拷锟叫撅拷小锟斤拷锟斤拷锟斤拷锟斤拷锟缴�·锟斤拷锟斤拷锟斤拷锟届导锟斤拷锟脚队ｏ拷使锟斤拷4锟斤拷锟斤拷锟斤拷锟侥ｏ拷秃锟轿伙拷锟斤拷媳锟斤拷锟斤拷募锟绞拷锟斤拷锟斤拷锟桔诧拷站锟斤拷锟斤拷锟捷斤拷锟叫凤拷锟斤拷锟斤拷锟叫撅拷锟斤拷锟街ｏ拷锟斤拷锟斤拷应锟斤拷为锟斤拷去锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷媳锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷碌锟斤拷锟斤拷锟斤拷锟斤拷吒锟斤拷锟�
锟斤拷些锟斤拷锟斤拷也锟斤拷锟斤拷锟斤拷锟斤拷锟较癸拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷浠拷锟轿憋拷锟�2007锟疥发锟斤拷锟侥憋拷锟芥，锟矫憋拷锟斤拷锟斤拷锟斤拷锟较硷拷锟斤拷锟斤拷唯一一锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟戒化锟斤拷影锟斤拷没锟叫憋拷锟桔察到锟斤拷锟睫ｏ拷锟斤拷锟叫撅拷锟斤拷示锟斤拷锟节癸拷去60锟斤拷锟斤，锟较硷拷锟斤拷也锟杰碉拷全锟斤拷锟斤拷锟斤拷锟脚拷锟接帮拷欤拷锟斤拷锟斤拷锟斤拷直锟脚拷锟斤拷芄锟斤拷锟斤拷锟斤拷锟斤拷然锟侥变化锟斤拷
模锟酵凤拷锟斤拷师皮锟斤拷·斯锟斤拷锟斤拷说锟斤拷“锟斤拷模锟斤拷锟叫ｏ拷锟桔察到锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷凭锟斤拷然锟斤拷锟睫凤拷锟斤拷锟斤拷锟斤拷只锟斤拷锟斤拷锟斤拷疃拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷学锟斤拷一直知锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷为锟斤拷锟斤拷锟斤拷锟狡憋拷锟斤拷嗟憋拷锟斤拷裕锟斤拷锟斤拷牵锟斤拷锟斤拷锟斤拷芯锟街わ拷锟斤拷锟斤拷锟斤拷锟侥活动‘锟斤拷锟斤拷锟斤拷没’锟斤拷锟斤拷锟斤拷也锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷探锟解到锟斤拷锟斤拷锟斤拷疃拷锟�‘锟姐迹’锟斤拷”
锟节憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟皆碉拷影锟斤拷锟斤拷漂锟斤拷锟节憋拷锟斤拷锟斤拷锟较的猴拷锟斤拷锟斤拷失锟斤拷2007锟斤拷锟侥硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷史锟斤拷锟劫ｏ拷锟斤拷锟斤拷也锟角★拷锟斤拷锟较硷拷锟斤拷平锟斤拷锟铰度诧拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟铰憋拷锟斤拷锟斤拷锟斤拷锟斤拷锟揭革拷锟斤拷锟斤拷锟狡拷锟斤拷诤锟斤拷锟斤拷希锟斤拷锟斤拷懦锟斤拷锟斤拷锟侥恢革拷锟斤拷锟斤拷学锟斤拷预锟解，锟斤拷未锟斤拷锟斤拷锟较硷拷锟斤拷锟铰度匡拷锟斤拷锟斤拷锟斤拷锟矫革拷锟届。锟斤拷锟斤拷源锟斤拷锟狡硷拷锟秸憋拷 锟斤拷霞锟斤拷
锟斤拷锟斤拷锟斤拷然—锟斤拷锟斤拷锟窖э拷锟斤拷锟�
Nature Geoscience锟斤拷锟斤拷doi:10.1038/ngeo338锟斤拷Nathan P. Gillett锟斤拷Philip D. Jones锟斤拷
