A ina ne kogin Arewacin Amirka yake? Bayani na nahiyar

Batun "cibiyoyin duniya" yana da ban sha'awa sosai. Don nazarin shi, ana rarraba wa] ansu awowi a cikin tsarin makarantar. A cikin wannan labarin za muyi nazarin inda Arewacin Arewacin Amurka yake, ya ba da bayaninsa, yayi la'akari da halaye na wannan nahiyar. Don haka, bari mu fara saninmu.

Short bayanin

Arewacin Amirka na daya daga cikin cibiyoyin 6 na duniya. Ya zama wuri na uku a cikin yanki (20.36 sq. Km). A ina ne kogin Arewacin Amirka yake? Domin amsa wannan tambayar, zaka buƙatar bude katin. Yi hankali ga Kogin Yammacin Turai. A nan, sama da ma'auni a cikin shugabanci zuwa arewa, Arewacin Amirka ne.

Yanayin gefen da iyakoki

Arewa da kuma Kudancin Amirka ne, a cikin wannan yammancin duniya, amma a tarnaƙi na ekweita. Irin wannan tsari ya ba da dama fasali ga kowane ɓangaren nahiyoyi, misali, sauyin yanayi, taimako, da dai sauransu. A kudanci, Amurka ta Arewa ta haɗu da Kudu. Yankin iyakarsu yana dagewa ta hanyar Isthmus na Panama. A Arewacin Amirka, an wanke ruwa na Arctic Ocean da Hudson Strait. Eastern Coast na ɓangaren duniya daga cikin tekun Atlantic, da kuma kudu-maso-gabas - a cikin Gulf of Mexico. Daga yamma, Pacific Ocean na kusa da bakin teku.

An yi amfani da taswira don neman amsar wannan tambaya, inda dutsen yake Arewacin Amirka, zaka iya karanta lokaci mai mahimmanci na ƙasar:

• Northern - m. Murchison;
• Southern - m. Mariyato;
• West - m Prince of Wales;
• Gabas - m. Charles Charles.

Yankin bakin teku na nahiyar yana da rabuwa. Ana samun sassan mafi girma a arewaci. Bã su da wani nau'i-nau'i na tectonic mai tsabta kuma suna fjords. A kudanci haɗin gine-gine sun kafa ta corals.

Arewacin Amirka: halin halayen taimako

Taimakon na nahiyar kuma ya bambanta. Jirgin yana asymmetric. A cikin yamma, ta cikin dukan nahiyar, babban tsauni na Cordillera yana shimfidawa, a gabas ta Arewacin Amirka babban filayen da ƙananan duwatsu suna samuwa. Matsakaicin matsakaicin na nahiyar na cikin 720. A tsakiya na nahiyar shine Ma'aikatar Kudancin Amirka.

Cordilleras suna wakilta da dama dutsen dutse. Wannan tsarin shine daya daga cikin mafi girma a duniya, mafi girma shine Denali, mai girma 6,193 m (wannan mahimmanci an kira shi McKinley, wanda ya fi la'akari da mafi girman matsayi na wannan gari).

Mahimmanci ya dangana ne a kan tsarin dandalin na Precambrian North American. An kafa tarin duwatsu a cikin Caledonian, Hercynian, Mesozoic-Cenozoic lokaci. Yawancin wuraren ajiyar ma'adinai na duniya suna mayar da hankali ne a Cordilleras da Kanar Kanada. Akwai kwalliya na baƙin ƙarfe, jan ƙarfe da nickel ores, coal, zinariya da wadanda ba na ferrous metals. Tsibirin Pacific yana da wadata a yankunan mai da gas.

Yanayin Arewacin Amirka: Girman yanayi

Yanayin yanayi na nahiyar shi ne bambancin. Wannan shi ne saboda tsawonsa daga arewa zuwa kudu. Arewacin Arewa ta tsallake wurare 6 na tuddai. Ƙungiyar Arctic tana kan iyakar Arctic Ocean. A nan yanayin zafi kadan, rinjaye kadan. Temperate zone rufe mafi Canada, halin da nahiyar sauyin yanayi. Subtropical zone - a kudancin Amurka. Akwai yanayin sauƙi, sanyi ba tare da sanyi, damun ruwa ba, lokacin bazara. Tsarin wurare na wurare masu zafi da kuma subequatorial shine wani ɓangaren kudancin kudancin, yankin California, kuducin Florida. Yana da yanayi mai zafi mai zafi, tare da dumi mai sanyi.

Ruwa da ruwa da ƙasa

Arewa da Kudancin Amirka suna ci gaba da kasancewa a cikin ruwa. Duk koguna na arewacin nahiyar sun ragu cikin uku na tsabtace teku. Ruwa yana gudana yana da girma da tsawo. A arewacin nahiyar, akwai tafkuna masu yawa na launin fata-tectonic. Wannan shi ne saboda gaskiyar cewa wannan ƙasa tana ƙarƙashin rinjayar glaciation na dogon lokaci. Wannan yanki ne na manyan Kanada Kanada - mafi mahimman ruwa na ruwa a duniya.

Arewacin Amirka na da sanannen galibin kasa. Akwai mai yawa daga cikinsu a nan: daga polar zuwa na wurare masu zafi. Ƙasa mafi kyau a yankin shine a tsakiyar, akwai chestnut da chernozem kasa.

Kayan lambu

Gidan na yau da kullum yana kama da ciyayi na Turai. A arewacin arewacin yankin yana wakiltar ƙauyukan arctic, sau da yawa ya juya zuwa tundra. Ɗaya daga cikin kashi uku na ƙasar yana shagaltar da yankunan daji. Mafi yawan jinsuna iri iri ne masu gandun dajin, waɗanda wakilai suke wakilta, masu laushi da gauraye.

Yankunan da ke kusa da Gulf of Mexico suna shagaltar da wuraren shakatawa da wuraren rani. Kudancin gefen nahiyar yana wakiltar gandun daji mara kyau.

Duniya dabba

Fauna, kamar flora, yana cikin al'amuran da yawa kamar Eurasia. Ma'aikata na yankin tundra sune na ƙarfafawa, lemmings, polar bears. Taiga: launin ruwan kasa, launi, Kanada Lynx, wariyar launin fata. Babban matsala a Amurka ta Arewa shine adana wasu nau'in dabbobi (musamman dabbobi masu launin jini). A cikin 'yan shekarun nan, yawan adadin launin toka da squirrels, red lynxes, da dai sauransu sun rage muhimmanci.

Yawan jama'a da kasashe

Jama'a na nahiyar sun kunshi mutane miliyan 550. An located unevenly, da talakawan yawa - 20 mazaunan / km ^{2 ..} Amma a hakika - mafi yawan mutanen arewa da yamma, mafi yawan yawan jama'a sun fi mayar da hankali kan gabashin gabas.

Akwai jihohi 37 a tsarin siyasar zamani. Kasashen mafi girma shine Kanada, Amurka da Mexico.

Yanzu kowane dalibi zai iya amsa wannan tambayar, inda kogin yake Arewacin Amirka, kuma ya bayyana cikakkun fasalinsa.