Nature Alaska: idụhe, ọdịdị ala, ụmụ anụmanụ na osisi nke region

Alaska - kasị "oké" US ala. N'ala nna Inuit Land nke abalị anyanwụ na captures ịrịba Okirikiri. The ịrịba ama anụ ọhịa nke Alaska? Photo na nkọwa nke ala ị ga-ahụ mgbe e mesịrị na isiokwu a.

The ikpeazụ n'ókè

Alaska na-emi odude na otu dịịrị banye na mmiri na n'ebe ugwu-n'ebe ọdịda anyanwụ nke kọntinent nke North America. Ọ bụ n'ebe ugwu US ala na bụkwa ihe exclave (dabere na mpaghara, gbara ya gburugburu isi n'ókèala nke mba ndị ọzọ na-ekwu). N'ihi nke a, Alaska bịara mara dị ka "The ikpeazụ Frontier."

Na mgbakwunye na Chile, na steeti na-ekpuchi Pribyvalova Island, Aleutian Islands, Alexander Archipelago, Kodiak Island, St. Lawrence, ndị ọzọ dị ya nso isuo. Ọ ókè-ala-ya na Canada na site gbalaga Bering Strait - na Russia. N'ebe ndịda nke State site Pacific Ocean, n'ebe ugwu na-gbara gburugburu Arctic Ocean, nke na-enwe mmetụta nke ukwuu guzobe nke ọdịdị nke Alaska.

The region-ekpuchi ebe ndị 1.7 nde square kilomita. Ọ bụrụ na ị na-edebe ya n'elu nke map nke US, ọ ga-esetịkwa si Florida na California. E nwere ihe dị 740 na puku ndị mmadụ. Chief na otu n'ime ndị kasị ibu obodo na Alaska - Juneau. Ndị ọzọ isi obodo: Anchorage, Sitka, Fairbanks, College.

The ihu igwe na teren

A ịrịba mmetụta na ọdịdị nke Alaska nye ya enyemaka. Yana ndịda ụsọ oké osimiri nke region esịmde Alaska iche ebe bụ Mount McKinley - kasị elu ọnụ ọgụgụ kasị elu na United States. Gore-akpọ Denali, na-emekọ a elu nke 6194 mita. N'ebe ọwụwa anyanwụ nke iche, na-esote na Canadian Yukon mkpara, ọ bụ Ugwu Bona - ogologo nwuchapu ugwu mgbawa kpuchie kpụkọrọ.

North nke riiji ala dị larịị na-ewekarị na a nnukwu karị site 1200 600 mita, nke nta nke nta na-aga na ndagwurugwu. N'oge ala dị larịị bụ Brooks iche na elevations sitere na site 950 na 2000 mita. Behind ọ bụ Arctic larịị. Na Alaska, e nwere "elu akaebe na United States," ihe karịrị 20 ọnụ ọnụ nwere onye zuru elu nke 4 kilomita.

N'ihi na nnukwu size nke ala nke ihu igwe na uwa nke Alaska si dị iche iche na iche iche nke ya. Na edere edere idụhe Arctic. Ọbụna n'oge okpomọkụ nkezi okpomọkụ na mpaghara nke -20 ka -28 degrees. N'akụkụ ndị ọzọ nke ala ọnọdụ dị ukwuu milder.

Na ndịda, idụhe bụ iru mmiri na elu mmiri ozuzo. The okpomọkụ ke ndaeyo ezie na ọ bụghị dị ka oké dị ka nke dị n'ebe ugwu, ma ka ala. The nkezi July ọ esịmde 13 degrees. Kasị ala okpomọkụ nke Alaska, nke ọ bụla e dere - bụ -62 degrees.

Nature Alaska

Na steeti asatọ n'ogige ntụrụndụ mba. The kasị ibu nke ha, Gates-nke na-Alaska, emi odude kpamkpam n'ime Arctic gburugburu na permafrost. N'agbanyeghị na oyi na ihu igwe siri ike, ọhịa Alaskam ọdịdị bụ nnọọ iche iche.

The mpaghara nwere ọtụtụ ọdọ mmiri. E nwere ihe dị 3 nde ọdọ mmiri ndị na 12 puku osimiri. Kachasinu osimiri bụ Yukon. N'ebe ugwu banyere 40 puku square mita. km Mmiri.

Ke edere nke mba e nwere nnukwu ájá dunes. The n'ime akụkụ nke region kpuchie woodlands na tundra. Ha na-eje ozi dị ka ogige eden munsu, grizzly bea, reindeer, minks, martens, nkịta ọhịa, wolverines.

Na ndịda nke Alaska na ahịhịa juru na coniferous ọhịa. Ọ bụ ebe obibi nkịta ọhịa, anụ coyotes, baribaly, partridges, Alaskam geese, grouse. N'etiti ungulates ebukarịghị caribou, munsu, ewu ọhịa, mgbe ụfọdụ, e nwere ndị musk ehi.

N'ụsọ oké osimiri nke ala bụghị obere nọ n'ọrụ ná ndụ. Nso Alaska n'ụlọ walruses, oké osimiri ọdụm, dị iche iche na umu nke whales, akàrà. Na Pacific n'ụsọ oké osimiri home ọtụtụ akịrịkọ, oporo na crabs.