The coldest oké osimiri na mbara ala: ihu igwe na organic ụwa

Mmadụ ole na ole nwere obi abụọ ọ bụla dị ka nke bụ coldest oké osimiri na mbara ụwa anyị. O doro anya na nke a bụ Arctic. Ọ na-emi odude n'etiti kọntinent dị ka North America na Eurasia, bi ebe nanị ihe karịrị 13 nde square kilomita. N'ebe ndịda nke oké osimiri na-fọrọ nke nta kpamkpam gụnyere n'ime Arctic gburugburu. The nkezi omimi bụ nke 1225 mita, mgbe ndị kasị ibu - 5527 mita.

The coldest oké osimiri na mbara ala na etiti òkè nwere a miri emi oghere oval size of 2250 x 1130 kilomita. Ọ na-amara dị ka Polar ma ọ bụ Arctic efere. Fọrọ nke nta ọkara nke oké osimiri n'ala bụ a shelf n'ime nke a ọnụ ọgụgụ buru ibu nke onye agwaetiti na akipelago. Ndị a gụnyere Greenland, Siberia Islands, North na Novaya Zemlya, Svalbard na ndị ọzọ. Ọ ga-kwuru na coldest oké osimiri na ụwa nwere dịghị agwaetiti nke Oceanic malite.

Ọdịda ebe a dara tumadi n'ụdị snow, mgbe mmiri ozuzo dị nnọọ obere. All afọ kasị nke ebe nke oké osimiri kpuchiri ice, nke bụ nkezi ọkpụrụkpụ nke atọ mita. N'ihi na n'ebe ọdịda anyanwụ n'ógbè e ji ya ifufe ugwu-n'ebe ọdịda anyanwụ na n'ebe ugwu ebe, nke bụ isi na-akpata oké arctic idụhe. N'ebe ọwụwa anyanwụ nke efere na-adịkwaghị na ndịda ọdịda anyanwụ na n'ebe ndịda ifufe, ya mere e nwere oyi oké osimiri nwere a nwayọọ idụhe.

The ikuku tọọ elu ke ndaeyo bụ bụghị ọtụtụ. The nkezi okpomọkụ na dị iche iche n'ógbè nke Arctic Ocean dịgasị abụọ iri na abụọ degrees n'okpuru efu degrees Celsius. Ke ini etuep, ọ pụrụ ịhapụ ebe a n'okpuru mwepu iri anọ degrees. Winter oké ifufe na-eme.

The coldest oké osimiri na ụwa nwere ike ịnya isi nke a ọgaranya na osisi fauna. Ihe kpatara nke a bụ aka ike Ọnọdụ Ihu Igwe, nakwa dị ka ebe nile ice. The kasị mepụtara organic ụwa na mpaghara ebe a na-aga n'ihu na njikọ aka nke Atlantic Ocean, na ndị ọzọ okwu - na White, Barents na Kara n'oké osimiri. Ọ bụ ebe obibi dị ka puku abụọ ụdị anụmanụ (otu nke whales), nakwa dị ka a nnukwu ego nke azụ. Na ndị mmiri, nke na-ada n'ime mmiri si na-ekpo ọkụ okwukwo na agwaetiti mben na ọnụ ọnụ ugwu na ị pụrụ ịhụ ọtụtụ nnụnụ.

Na Alaska region, Canada na Eastern Siberia, na organic ụwa bụ nnọọ ogbenye. Otu ọnọdụ na akụkụ bụ isi nke Arctic Ocean, nke kpuchie ice ofụri isua. Ebe a phytoplankton na-anọchi anya tumadi site diatoms. Ụfọdụ n'ime ha na-ebi na ice n'elu. Ma zooplankton, na coldest oké osimiri na mbara ala a na akụkụ-ebi na-erughị iri asatọ umu, adịkwaghị saffron okporoko, pola okporoko na okporoko n'etiti azụ. Nke dị ná mpụga nke ochie ice pụrụ ịchọta akàrà mgbe, walruses, beluga whales, narwhal na ndị ọzọ na oké osimiri mammals. Ha azu ugbu a machibidoro na-ekwu site ọtụtụ mba ngwá. Egbuke nnọchiteanya nke terrestrial fauna ebe a bụ polar bear.