Chapakati Valley: location Hrs, nyengo, makamaka

Chapakati Valley - dera inali pakati pa North America. Ndi otsika-atagona mtunda lopangidwa m'chipululu cha mitundu yosiyanasiyana: moraine, nyanja, loess ndi outwash. Mu malire kumpoto cha kum'mawa kwa dongosolo Appalachian mapiri kum'mwera-kum'mawa - ndi Laurentian Hills. Malire a kum'mwera umalandira Gulf m'mphepete mwa nyanja Plain. Mu kumpoto akuyang'ana malo Great dziko.

Zigwa kutambasula kwa US ndi Canada. Kumene mungapeze mumzinda uliwonse waukulu, umene amadziwika ntchito zake kumidzi zachuma. Kudera limeneli bwino kwambiri anayamba. Izi ntchito ndi mpumulo, ndi nyengo. 75% a gawo lonse la masamba pansi midzi ndi minda. Mzinda wotchuka kwambiri, ili apa, ndi Chicago. Choncho, tiyeni tione mfundo za gawolo.

Features, zimachititsa chilumbachi a ku Central m'Chigwa

Chapakati Valley Avereji kutalika kwa 150-500 m. Iwo wapangidwa ndi miyala ya Upper ndi wotsika Paleozoic amene anakonza horizontally mwina okonda kumpoto. Mu kumpoto, kumene zigwa kufika Wamkulu Lakes mpumulo m'dera zikufotokozedwa mu mawonekedwe a zitunda osaya ndi otsetsereka asymmetrical - cuesta. Iwo wapangidwa ndi mpweya CHIKWANGWANI, Silurian ndi m'dambo Devonian. Kwambiri kutchulidwa Cuesta anapanga m'dambo Silurian. Pa mmodzi wa iwo, pa mphambano yake mtsinje Niagara, iye anakhala mmodzi wa zokopa otchuka North America - Niagara Falls.

Chapakati Valley kwakukulukulu yokutidwa ndi strata wa madipoziti glacial. Ndi maziko olimba pansi. Zimenezi zikusonyeza kuti dera limeneli mobwerezabwereza zagonjetsedwa kwa aphimbidwa ndi oundana, mwinamwake, mu nthawi Pleistocene.

M'dera - kuli anthu ambiri dera la North America. Zimenezi anatuluka mbiri yakale. Anthu kuno anakopeka zachonde, ndi kalekale dera ntchito ulimi. Panopa, anthu oposa 90% ya zomera zamakolo zikadzawonongedwa, ndi m'nkhalango steppe ndi nkhalango m'malo ndi zomera mbewu.

Zigwa chapakati ndi mapiri, kuligaŵa ndi mpumulo mtsinje zigwa. Iwo wapangidwa ndi miyala nyanja - laimu. Only mu mbali ya kum'mwera ya padziko thanthwe nkhope miyala - mapiri Boston, umene ndi paphiri la dongosolo Appalachian. Avereji kutalika ukufika 600-800 m.

nyengo

nyengo m'chigawo asintha malangizo latitudinal. Tikumbukenso kuti ali mokwanira yabwino. Great chikoka pa mapangidwe nyengo ndi mafunde ozizira ndi ofunda akubwera kuchokera Atlantic. Chilimwe ku Central m'Chigwa ofunda kutentha avareji +20 ... + 22 ° C. M'chigawo chakumwera thermometer akhoza mbakwira +28 ° C. Zima m'dera lino ndi ozizira ndi frosty. Pafupifupi lonse nyengo anali kuzizira kutentha. Avereji isotherm January - -12 ... -16 ° C. Mvula pachaka ndi 750-900 mm. Ambiri a iwo kugwa pa chilimwe, koma mu nthawi yozizira kuti chisanu zambiri, n'kupanga snowpack khola. The kwambiri ndi ku Central Valley ndi nyengo m'malo ofanana.

zachilengedwe

Kudera limeneli n'kofunika kwambiri chuma. Chapakati Valley pa miyala ya malasha, mafuta ndi gasi. palinso ali ncho tebulo mchere ndi barite. Malasha madipoziti ali kumpoto chakumadzulo pafupi dongosolo phiri la Appalachians. A minda mafuta lalikulu ili kumpoto za ku Central m'Chigwa.

Flora ndi zinyama

M'dera la Central m'Chigwa wa zone wa deciduous ndi nkhalango losanganikirana. Komabe, muzu zomera asungidwa m'madera ang'onoang'ono, nagawira minda ndi msipu. Minda anabzala ndi mbewu chimanga. makoswe yekha kufalitsa kwa zomera.

Chapakati Valley - zofunika kwambiri ulimi m'dera la United States. 85% ya mankhwala onse ulimi opangidwa ku dera limeneli.