Zomwe Zili Ngati Zithunzi Padziko Lonse Lomaliza

Anatchulidwa "Nyanja ya Crystal," palibe malo enieni padziko lapansi monga Antarctica, omwe amadziwika kuti dziko lachisanu ndi chiwiri la dziko lapansi. Zapangidwa ndi thanthwe ndi ayezi osatha, pamtunda wa kilomita 5.5 miliyoni, Antarctica ndi dziko lachisanu lalitali kwambiri padziko lonse lapansi, ndipo pamene madzi akusungunuka mochulukira m'nyengo yozizira, dzikoli likukula mpaka ku Asia ndi Africa . Pansikatikati mwace, dome la Antarctica lachitsulo chozizira kwambiri la Antarctica ndi lalitali mamita 15,800, ndipo lili ndi kukwera kwapakati pa dziko lapansi, kufika pamtunda pafupifupi makilomita 7,500 ku continent.

Kusiyana kwa Arctic , Antarctica ndi dziko lonse lapansi lozungulira nyanja, lokhala ndi alumali lakuya, lopanda mapiri, lopanda mitengo, palibe tundra, ndipo palibe mbadwa. Chaka chilichonse kutentha kwapakati kumakhala madigiri -58 Fahrenheit, ndipo mbalame zokha ndi zinyama zakutchire monga zinyama ndi zisindikizo zimapulumuka.

Kwa ojambula, Antarctica imaonedwa kuti ndilo lolota maloto, ndipo paulendo wanga ndi Ulendo Wolimbika, ine ndinayamba mwamsanga kupeza chifukwa chake. Ali ndi mabotolo amtundu wambiri padziko lonse lapansi, dziko lokhala ndi mapeyala limakhala m'madera otentha, nthawi zambiri kumatanthawuza zomwe zimatanthauza kulanda. Kaya zikulemba zisindikizo, mapiko a penguins, kapena mafunde a icebergs omwe amapezeka mozungulira m'nyanja ya kum'mwera kwa nyanja, mapiri otentha omwe amadziwika ndi madzi oundana amapereka umboni wakuti nthaka ya Antarctica, yomwe ndi yaikulu kwambiri komanso yosadziwika, inapezeka mu 1820.

Lero, dzikoli laperekedwera mtendere ndi sayansi monga momwe mgwirizano wa 1959 unanenera: Iwo sudzagwiritsidwa ntchito potsatsa malonda ndipo kutsetsereka kwakukulu kwa dziko lapansi kudzakhala choncho, chifukwa zinyama ndi zachilengedwe zidzakula mpaka kalekale.

Paulendo wopita ku kontinenti, ndikukondwera ndi kudutsa kwa Drake Passage yopweteketsa, ndikusangalala ndi mphindi iliyonse ya ulendo waukulu. Mukafika, tsatirani malangizo awa kuti muonetsetse kuti mukulemba zochitika zonse zomwe zikuchitika, popeza simudziwa nthawi yomwe mudzapezekanso kumalire a dziko lapansi.