Pack ayezi: zizindikiro kupanga, kugawa

Pack ayezi ndi wapadera zachilengedwe. Iwo kokha mu M'madera a zitunda kumpoto kwa dzikoli, m'dera Arctic. Kamodzi akuti umagwiritsidwa ntchito mwamtheradi onse yobwerera ayezi, koma pambuyo maphunziro angapo amunyamula mu gulu osiyana. Ali chiwerengero cha katundu kuti kusiyanitsa iwo mitundu ina ayezi. Tanthawuzo la "Mipikisano chaka ayezi" n'chimodzimodzi, kotero amapezeka pafupifupi pafupipafupi chomwecho.

Features wa paketi ayezi

ofufuza Arctic, oyendetsa ndi apaulendo amene kale anali kudzacheza ku M'madera a zitunda kumpoto, ndi bwino kuti paketi ayezi. chodabwitsa Izi zimabweretsa mavuto kwa ogonjetsa a kumpoto.

Izi ayezi kulowerera mu nyanja, kulemera kwa lingamutsatire awo, ndi osalimba ndi mkulu. Mwangozi kugunda kungawononge ndithu kuti ngakhale chotengera zambiri zamakono. Pack ayezi ndi osiyana yachibadwa katundu wawo. Akatswiri amanena paketi anapanga ku madzi nyanja, wochindikala ndi wamkulu kuposa mamita 3. Ndi lolemererapo kuposa ayezi wamba chifukwa zili otsika kwambiri mchere.

The ndondomeko ya kupanga paketi ayezi

Ice aumbike mwa M'madera a zitunda kumpoto pa otsika kutentha. Pamene madzi nyanja amaundana, pali ndondomeko ya desalination, madzi wakhala thawed amenewa mlingo poyerekeza wa pachiyambi. Iyi ndi mbali mapaketi, ndiwo njira ya yozizira koopsa ndi thawing kangapo.

madzi nyanja kamakhala zii kupanga namkholowa ndi lalikulu floes ayezi. Kenako, kuchokera lalikulu floes ayezi magulu ang'onoang'ono ndi sakukhudzidwa, ambiri amene ndiye n'kukhala mapaketi. Iwo yodziwika ndi zina wamba a mitundu. Pali zosiyanasiyana mapaketi: kuchokera lathyathyathya floes ayezi ndi boulders yaikulu, ataliatali pamwamba panyanja.

Ofufuzawa anapeza kuti, pamaso anayamba kupalasa, paketi ayezi chimafikira kwa osachepera 2 m'zinthu pachaka yozizira koopsa ndi razmerzaniya. Ndipo izi amayamba ndi osalimba ake okwezeka ndi otsika amenewa. Popeza kuti thawing ndi kukonzanso kuzizira drips mchere madzi mu nyanja. Oyendetsa kudziwa kuti zaka paketi ayezi ngakhale oyenera madzi, mungapezeko chakudya.

M'dera la "malo"

Kugawira paketi ayezi mu nyanja ya Arctic. Mu South a dziko, dera Antarctic, si choncho mu nyanja ina iliyonse iwo sanalembedwepo. The kachulukidwe mkulu ndi sizimadziwika njira yodutsamo kulowerera zingathe kusokoneza kayendedwe ka ngakhale amphamvu kwambiri Zombo nyukiliya. Pachifukwa ichi anafuna njira pakati Bering Strait ndipo Murmansk si mwa M'madera a zitunda mkulu (North Pole), ndipo m'mphepete kumpoto m'dzikoli. Mkulu-mlingo lalifupi ndi wachitatu, koma kayendedwe ka paketi ayezi kukupangitsa kukhala kovuta kwambiri. Choncho, zoyendera kulankhulana nthawi zonse si ntchito. Kumene, pali zombo zambiri kuti zapita Inde yovuta. Akatswiri kudziwa kuti n'zotheka kudutsamo, makamaka pansi pa kuperekezedwa ayezi ndi. Koma pa ndege wokhazikika kwa nthawi pokhala si maphunziro.