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据ju英ying国guo每mei日ri邮you报bao报bao道dao,巴ba塔ta加jia卡ka深shen坑keng位wei于yu西xi伯bo利li亚ya维wei科ke扬yang斯si克ke地di区qu,它ta的de长chang度du接jie近jin1.6公gong里li,深shen度du达da到dao100米mi。目mu前qian,科ke学xue家jia分fen析xi称cheng,这zhe个ge巨ju大da神shen秘mi深shen坑keng可ke能neng是shi全quan球qiu气qi候hou转zhuan暖nuan导dao致zhi永yong久jiu冻dong土tu层ceng融rong化hua所suo致zhi。
据ju俄e罗luo斯si媒mei体ti称cheng,当dang地di居ju民min担dan忧you巴ba塔ta加jia卡ka深shen坑keng的de裂lie缝feng会hui逐zhu渐jian加jia深shen,对dui于yu科ke学xue家jia而er言yan,巴ba塔ta加jia卡ka深shen坑keng有you助zhu于yu洞dong悉xi地di球qiu过guo去qu和he未wei来lai的de地di质zhi变bian化hua。西xi伯bo利li亚ya维wei科ke扬yang斯si克ke地di区qu是shi全quan球qiu最zui寒han冷leng的de地di区qu之zhi一yi,近jin期qi对dui该gai深shen坑keng的de探tan索suo表biao明ming,大da约yue20万wan年nian前qian土tu壤rang曾zeng在zai永yong久jiu冻dong土tu层ceng中zhong冰bing冻dong。
目mu前qian,研yan究jiu人ren员yuan将jiang巴ba塔ta加jia卡ka深shen坑keng归gui类lei于yu“超chao级ji坍tan塌ta区qu”,由you于yu永yong久jiu冻dong土tu层ceng融rong化hua,形xing成cheng一yi个ge较jiao大da的de中zhong空kong结jie构gou。虽sui然ran坍tan塌ta区qu普pu遍bian存cun在zai于yu北bei极ji地di区qu,但dan科ke学xue家jia认ren为wei巴ba塔ta加jia卡ka深shen坑keng是shi一yi个ge异yi常chang例li子zi。
英ying国guo苏su塞sai克ke斯si大da学xue朱zhu利li安an-默mo顿dun(Julian Murton)博bo士shi称cheng,这zhe处chu深shen坑keng很hen可ke能neng继ji续xu延yan伸shen,同tong时shi可ke能neng存cun在zai不bu止zhi一yi处chu深shen坑keng。西xi伯bo利li亚ya的de这zhe种zhong独du特te坍tan塌ta现xian象xiang在zai旧jiu石shi器qi时shi期qi至zhi全quan新xin世shi时shi期qi并bing不bu存cun在zai,这zhe一yi时shi期qi经jing历li了le1万wan年nian。
近jin几ji十shi年nian以yi来lai,西xi伯bo利li亚ya出chu现xian大da量liang类lei似si的de深shen坑keng,一yi些xie科ke学xue家jia认ren为wei,这zhe是shi全quan球qiu气qi候hou转zhuan暖nuan所suo导dao致zhi的de。上shang世shi纪ji60年nian代dai清qing理li森sen林lin地di面mian时shi,人ren们men开kai始shi发fa现xian巴ba塔ta加jia卡ka深shen坑keng的de坍tan塌ta结jie构gou,之zhi后hou气qi温wen逐zhu渐jian升sheng高gao,深shen坑keng坍tan塌ta范fan围wei逐zhu渐jian扩kuo大da,伴ban随sui着zhe永yong久jiu冻dong土tu层ceng融rong化hua,土tu壤rang层ceng开kai始shi下xia沉chen。2008年nian,一yi场chang洪hong流liu使shi该gai深shen坑keng变bian得de更geng深shen了le。
据ju悉xi,默mo顿dun自zi2009年nian开kai始shi研yan究jiu分fen析xi巴ba塔ta加jia卡ka深shen坑keng,过guo去qu一yi些xie研yan究jiu人ren员yuan在zai这zhe处chu深shen坑keng发fa现xian远yuan古gu野ye牛niu、野ye马ma、麋mi鹿lu、猛meng犸ma和he驯xun鹿lu骨gu骼ge化hua石shi,一yi些xie化hua石shi的de历li史shi可ke追zhui溯su至zhi4400年nian前qian。甚shen至zhi他ta们men还huan发fa现xian一yi具ju小xiao野ye牛niu的de木mu乃nai伊yi尸shi体ti。伴ban随sui着zhe这zhe项xiang研yan究jiu深shen入ru进jin行xing,研yan究jiu人ren员yuan将jiang检jian查cha永yong久jiu冻dong土tu层ceng和he沉chen积ji层ceng,进jin一yi步bu理li解jie该gai区qu域yu的de远yuan古gu气qi候hou变bian化hua,以yi及ji未wei来lai的de深shen远yuan影ying响xiang。
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