Mount takahe
Antarctica ita ce mafi ƙaran nahiyar daga duniya, tana mai juyar da fuskarta zuwa bargo mai kankara. Kodayake an san wasu tsaunukan tsaunuka na tsawon shekaru, sabbin bayanan tauraron dan adam sun ruwaito cewa a karkashin wannan kankara akwai wasu kusan 100 da ba a san su ba. A binciken wanda aka buga a Academyungiyar Kimiyya ta Nationalasa ta Amurka ta ba da rahoton muhimmiyar hujja cewa ya faru shekaru 18.000 da suka gabata. Masana kimiyya na Paleoclimatic sun binciki wasu fashewar dutsen Takahe, wanda ya daina zamanin kankara na ƙarshe akwai.
Daga bayanan da aka samo a cikin kankara, fashewar fashewar tana da wadataccen halogen kuma cinye isasshen lemar ozone wanda tabbas zai haifar da da rami sosai a cikin ozone layer. Daga nan ne aka fara lalata lalacewa, wanda kuma ya nuna Dutsen Takahe kansa da alhakin. Da Hakanan an gano mummunan sakamako sakamakon kilomita 2.800 daga wurin da fashewar, kuma tasirinsa ya kai ga subtropics.
Me zamu iya tsammanin idan dutsen sama sama da ɗaya ya fashe?
Lamarin zai tsananta matuka. Kuma kodayake da wuya ne fashewar sama da guda daya ta faru a lokaci guda, ba lamari ne mai yuwuwa ba. A gefe guda muna da dutsen tsaunin da ke saman duniya, kamar yadda Dutsen Takahe zai yi, da ƙarin na ciki da aka sani suna aiki amma ba fashewa ba. A wannan yanayin, wanda zai iya samun fashewar abubuwa nan gaba, don haifar da rashin zaman lafiya dole ne su yi aiki cikin adadi mai yawa da tashin hankali ba shakka.
Abin da zamu samu zai zama saurin farfajiyar ƙasa. Idan tashin hankali ya faru, akwai yiwuwar cewa sabbin duwatsu masu aman wuta za su fashe. Rushewa, ya riga ya fi girma, zai kara yawan teku. Za a canza hanyar ruwa ta teku, wanda shine kewayen ruwa na teku da ke rarraba yanayin zafi, wanda zai shafi yawancin ɓangarorin halittun ruwa. Kamar yadda Antarctica ba ta watsa zafi sosai, zafin jiki zai karu sosai a duk duniya, musamman a kudancin duniya. Wannan zai zama Tasirin Domino Abin da ake fargabar zai faru, maɓallin amsawa, mafi yawan narkewa, da alama wataƙila wasu dutsen mai fitad da wuta za su fashe. Oneaya daga cikin ƙananan lamura da duwatsu masu aman wuta, ba tare da isa ga manyan manyan duwatsu ba, zai ɓata yanayin duniya kwatsam.