Ividiyo ephazamisayo ikhombisa ukuncibilika kweqhwa e-Alaska kusuka ngo-2007 kuya ku-2015

IMendenhall Glacier

I-Mendenhall Glacier (Alaska)

Njengoba iplanethi ifudumala, iqhwa emapalini liyancibilika okwenza ukuba ulwandle lukhuphuke ngokuqhubekayo. Yize kunabantu abangabazayo ngokushisa komhlaba, iqiniso elidabukisayo ukuthi unyaka nonyaka indawo yeqhwa iyancipha, njengeMendenhall Glacier e-Alaska.

Ukukhombisa umhlaba ukuthi kwenzekani, umthwebuli wezithombe uJames Balong wenza uhlelo olubizwa nge-Extreme Ice Survey, lapho, ngezithombe izama ukuqwashisa ngomthelela abantu abanawo emhlabeni. Ngakho-ke, futhi ngamavidiyo anyakaza ngokushesha, kukhombisa ukuthi ukuncibilika kweqhwa kungokoqobo. Esizokukhombisa ukuthi ungomunye wabo.

IGlacier yaseMendenhall e-Alaska kwehle kungabi ngaphezulu noma ngaphansi kwamamitha ayi-550 kusuka ngo-2007 kuya ku-2015. Ebusika indawo efriziwe iyanda futhi ngokufika kwehlobo iyancipha, okuyinto ejwayelekile ngenxa yokwehla / ukukhuphuka kwamazinga okushisa atholwa yisifunda ngalezi zikhathi zonyaka. Kodwa-ke, ungabona ukuthi kuneqhwa elincane kangakanani unyaka nonyaka.

Ukufudumala kwembulunga yonke kubangela ukulahleka kweqhwa, futhi kusheshe futhi kusheshe. Ngonyaka odlule ngesikhathi sobusika ama-buoys ase-Arctic amaka amafutha eyodwa noma amabili ngaphezu kuka-zero, lapho kufanele abe ngama-30 degrees ngaphansi kuka-zero. Ngakho-ke, i-thaw yaqala ekuqaleni: Meyi 13, okwakuwusuku lokuqala kakhulu eminyakeni engama-73 yamarekhodi.

I-Glacier e-Alaska

Kuyisimo esikhathazayo. Uma zonke izinguzunga zeqhwa emhlabeni zingancibilika, umhlaba wethu ubungeke uphinde ufane. Kuzofanele senze amamephu amasha, ngoba iziqhingi kanye nogu kuzoba ngaphansi kwamanzi.

Namuhla ezifundeni eziningi sezivele zinenkinga yezikhukhula. EYurophu sebeqalile ukuthatha izinyathelo ukugwema inhlekelele. Umbuzo uthi, ngabe sizokwenza ngesikhathi?

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Shiya umbono wakho

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  1. Ubhekele imininingwane: Miguel Ángel Gatón
  2. Inhloso yedatha: Lawula Ugaxekile, ukuphathwa kwamazwana.
  3. Ukusemthethweni: Imvume yakho
  4. Ukuxhumana kwemininingwane: Imininingwane ngeke idluliselwe kubantu besithathu ngaphandle kwesibopho esisemthethweni.
  5. Isitoreji sedatha: Idatabase ebanjwe yi-Occentus Networks (EU)
  6. Amalungelo: Nganoma yisiphi isikhathi ungakhawulela, uthole futhi ususe imininingwane yakho.