Ka taƙaita labarin:  Kogi na kankara na Antarctica yana ɓacewa a cikin ruwan teku mai dumama, tare da shekaru goma da suka gabata suna ganin ƙimar asarar kankara ta ƙaru sosai. Wannan ya fito ne daga wani sabon bincike da aka yi da ya haɗa bayanan da aka samu na shekaru 18 game da yadda kankara take raguwa daga tauraron dan adam guda uku. Masu binciken sun yi da'awar cewa wasu kankara a Yammacin Antarctica sun yi asarar kashi 18 cikin ɗari na yawan su a cikin shekaru goma da suka gabata. Gungura ƙasa don bidiyo. Hanyoyin canjin kauri (mita / shekaru goma) an yi musu alama da launi daga -25 (thinning) zuwa +10 (thickening). Da'irori suna wakiltar kashi na kauri da aka rasa (ja) ko aka samu (blue) a cikin shekaru 18. Da'irar tsakiyar tana nuna yankin da tauraron dan adam bai bincika ba. Bayanan tauraron dan adam daga 1994 zuwa. 2012 a fili ya nuna saurin raguwa wanda zai iya hanzarta hauhawar matakan teku na duniya, in ji masana kimiyya. Binciken, wanda aka buga a yau a mujallar Science,. ya zo ne a yayin da masana kimiyya da yawa ke damuwa game da tasirin. canjin yanayi na duniya a kan yankuna masu nisa na duniya. A farkon rabin lokacin binciken, zuwa kusan 2003,. raguwar yawan adadin da ke kewaye da Antarctica ya kasance karami, tare da Yammacin. Rashin Antarctica kusan ya daidaita ta hanyar samun nasara a Gabas. Antarctica. (ƙasa mai faɗi) Bayan haka, asarar yammacin ya karu kuma ribar da aka samu a gabas ta ƙare. 'An sami ƙarin kankara da ke ɓacewa daga. 'Antarctica's floating ice shelves,' in ji masanin kankara Helen. Fricker na Cibiyar Scripps na Oceanography a cikin. Jami'ar California da ke San Diego. Ana ƙara kankara zuwa kankara ta hanyar glaciers da ke gudana daga nahiyar da kuma dusar ƙanƙara. Ruwa yana ɓacewa lokacin da kankara ta fashe daga gaban kankara, kuma ta narkewa a wasu yankuna yayin da ruwa mai ɗumi ke gudana cikin ramin teku a ƙarƙashin kankara. A karkashin wasu shelves na kankara, ruwan sanyi da sabo mai narkewa ya tashi zuwa inda ya sake daskarewa a kan kankara. Crosson Ice Shelf a cikin Amundsen Sea da Venable. Ruwan kankara a cikin Tekun Bellingshausen, duka a Yammacin Antarctica,. kowannensu ya ragu da kusan kashi 18 cikin dari a lokacin binciken. Canjin yanayi na iya sanya abincin da muke ci ya ɗanɗana mafi muni,...
Masana kimiyya sun hada shekaru 18 na bayanan narkar da kankara daga tauraron dan adam uku. Har zuwa shekara ta 2003, asarar Antarctic ta Yamma ta daidaita da ribar Antarctic ta Gabas. Amma bayan haka, asarar yammacin ya karu kuma nasarorin da aka samu a gabas sun ƙare. Wasu kankara a cikin Amundsen na iya ɓacewa a cikin wannan ƙarni.