tamendeyanjiujieguoxianshi:“nanjibinggaizaiguoquqihouqiangliebianhuade1400wannianzhong,biaoxianchuchaoqiangdewendingxing。”

zheiyixilieyanjiuchengguobeirenwei“duijieshinanjibinggaizaoqilishiheganbuercaifushanmaixingchengjizhidengjuyoutupoxingyiyi”。nanjibinggaideqiyuanyuyanhuasheji“wenshidiqiu”xiang“bingshidiqiu”yanbiandezhongdakexuewenti,yinci,jieshinanjibinggaideqiyuanyuzaoqiyanhua,nengbangzhurenmenrenshibinggaiduiquanqiuqihoubianhuadexiangyingjizhijiqiduihaipingmianbianhuadeyingxiang。(huangxin)

《自然》:冰穹A是南极冰盖起源地  

 

 


 

亚博APPjiujingnanjibinggaiheqihoubianhuazhijiancunzaizenyangdexiangyingjizhi,zheishixuyaogengduokexuejiatantaodewenti。yinci,gaichengguoyeyouzhuyuyanjiuweilaiqihoubianhuaduinanjibinggaiyijihaipingmiandeyingxiang。

 

 

 

亚博APPyanjiujieguoxianshi,beichengwei“renleibukejiejinzhiji”、nianpingjunqiwendalingxia58.4sheshidudebingqionga,shinanjibinggaideqiyuandi,shengchengshijiankezhuisuzhi3400wannianqian。erzaiguoqu3400wannianzhi1400wannianjian,bingqiongadiqubingburuxianzaizheiban“tianhandidong”,qixiajiwendukeda3sheshidu。cong1400wannianqiankaishi,bingcengyongjiuxingdifugailebingqiongadiqu,xingchengnanjixiandaibinggai。ciqianxuejieyouliangdazhenglun:bingcengshibuduanxiaorongbuduanzaishengzhang,haishiyongjiuxingfugai;binggaide“nianling”shijibaiwannianhaishigengzhang。cixiangyanjiuduishangshuzhenglunjichulebijiaomingquededaan。

zaibingcengyongjiuxingfugaideguoqu1400wannianzhong,qihoubianhuadejuliechengduyuanyuanshengguodangqian。“congdachidufanweilaishuo,nanjibinggaibuhuiqingyironghua,daozhizainanxingqihoudefasheng”。

 

亚博APPzheixiangguojihezuoyanjiujieguohaishoucijiekailebeibingcengfugaideshanmaideshenmimiansha,“weichedijiekaiganbuercaifushanmaixingchengzhimitigonglezhongyaoxinxi”,youguanzhuanjiapingjia。cicijingquemiaohuideshiganbuercaifushanmaihexinquyu,qidimaotezhengleisiyuqingzanggaoyuandebingchuandimao,bingxiazuigaoshanfenghaibada2434mi。zaibutongdizhiniandai,zheiliyefashengguobutongde“canghaisangtian”degushi:zaoqiliushuizuoyongxingchengxiguhechuangqun,gouchengshuzhizhuangdimao;zhihoujingbingchuanzuoyong,chuxianbingdouzhuang、renjizhuangdengdimaotezheng;jierzaiqiangliebingchuanqinshizuoyongxiachanshengjudauxingzhugangudimao,zuizhongxingchenggaoshanzonggujiaocuodezhuangguanjingxiang。zheiyunanjibinggaiqitaquyujiaoweipinghuandebingxiadixingyouzhexianzhuchayi。

亚博APPjujieshao,gaixiangyanjiuyouzhong、ying、risanguode9weikexuejiahezuowancheng,sunboweidiyizuozhehegongtongtongxunzuozhe。sunboceng5cifunanbeijikaocha,cong1998niankaishiyanjiunanjineilubinggai,bingdanrenzhongguodi24cinanjikaochaneilubinggaiduiduizhang,“nanjiqihouyanhua”jihuahe“nanjiganbiercaifubingxiashanmai”xiangmuzhuanjiazuchengyuan,qieshiduogeguojinanjiyanjiujihuadeguojiadaibiao。ciciyanjiusuoyijudeshuju,zhuyaolaiziyuwoguodi21ci、di24cinanjikexuekaochaqijian,kaocharenyuanyunyongchezaibingleidaxitongduibinggaizuo“toushi”jiancesuode,bingyunyongleduozhongbingchuandonglixuemoxing。

该项研究由中国科学家领衔完成  

 

 

rujindenanjibinggaizhidian——bingqionga,beizhengshishinanjibinggaideqiyuandi,shijiankezhuisuzhi3400wannianqian;cihou2000wannianjian,bingqiongadiqudexiajiwendujingyou3℃shenzhigenggao,wanquanbushirujindeqihanqihou;zhiyunanjixiandaibinggaidexingcheng,zekezhuisudao1400wannianqian,bingcengyongjiuxingdifugailebingqiongadiqu,bingfengzhijin。6yue4rizuixinchubande《ziran》zazhifabiaolezhongguojidiyanjiuzhongxinjidihaiyangxueyanjiushizhurensunboyanjiuyuanlingxiandeguojituanduiyouguannanjiqiyuanhezuoyanjiudexinfaxian。