Home American River - nkọwa, nkọwa

All American River ọkà mmụta dịịrị efere nke Pacific, Atlantic na Arctic osimiri. Ụfọdụ n'ime ha na-enwe esịtidem uzo. Ndị fọdụrụ n'ezinụlọ osimiri usoro bụ ebe a - na ọ bụ na Mississippi River na ya mkpa tributary nke Missouri.

Ebe osimiri na-aga?

Ọtụtụ maara site na nwata akwụkwọ "Deniskiny akụkọ", akpan akpan, akụkọ ihe mere eme nke "America bụ isi osimiri." Dragoon agwa nnọọ na-akpa ọchị, na ndị na-agụ nke a na-arụ ọrụ, mgbe nile na-echeta aha nke isi osimiri nke America.

Mississippi - isi nkwurịta okwu akwara nke Chile North America. Ọ na-ewe isi ya na Minnesota. The isi iyi nke osimiri - Lake Itasca. Ọ na-aga na-akasị southbound na nanị na ókèala nke United States, na 10 na-ekwu. Ma, ya efere emekọ Canada. America dara n'ime isi osimiri na Gulf of Mexico, akpụ a sara Delta nke 6 ogwe aka. Est ọ bụla ogologo nke 30-40 km. Ókèala ndị Mississippi Delta ekpuchi banyere 32 000 square kilomita, tumadi na ọdọ mmiri ndị na swamps. Obosara ya bụ 300 km.

ụfọdụ ọnụ ọgụgụ

Pool ekpuchi 31 Mississippi State nke Rocky Ugwu na Appalachian ugwu usoro. The osimiri bụ akụkụ nke ala ma ọ bụ obe na-ekwu dị ka:

1. Kentucky.
2. Iowa.
3. Illinois.
4. Wisconsin.
5. Missouri.
6. Tennessee.
7. Arkansas.
8. Mississippi.
9. Louisiana.

Na ndepụta kasị mkpa waterways nke ụwa kasị mkpa American River bụ nke anọ n'ezinụlọ na-iteghete - by jubigakwara ókè.

Njirimara bed

MS ekewa abụọ òkè - elu na nke ala akụkụ. Mgbe a mara mma nsụda mmiri St. Anthony nso n'obodo Minneapolis-aghọ navigable isi American osimiri. N'oge a, ọwa ewepụghị chakoo. Ona na-ekewet nke alluvial ego na ya. The bed nke Mississippi e asọfe na nza nke ụmụ nwanyị meworo okenye. On larịị ebe a osimiri, akpụ a plurality nke atuhiworo ducts. Ọzọkwa na mpaghara ebe a a otutu floodplain ala mmiri. Ha n'oge idei mmiri inundate niile ịbụ dị nso ebe.

Fọrọ nke nta niile bụ isi American osimiri, ma ọ bụ kama ya direction, n'ókè site beach ridges. Iji chebe osimiri si idei mmiri, kere dum usoro nke wuru dams ndinyanade mbịne n'elu 4000 km.

Elu Mississippi ọgaranya mbata na nkume rifts. Si Minneapolis ọnụ nke Missouri River osimiri kpuchie gateways. Na mpaghara ebe a, wuru 20 dams. Missouri agwa n'ime isi osimiri nke America apịtị mmiri. N'ihi banyere 150 km nke ndị dị otú ahụ eruba n'akụkụ ka mmiri dị ọcha Mississippi.

N'oge idei mmiri dị ịrịba ama enwekwu ndị mmiri larịị ke Mississippi. Part nke a mmiri atara n'ime Lake Ponchartrain, bụ nke dị nso New Orleans. The ọzọ iju-mmiri igba n'ime osimiri Atchafalaya nke aga ukem Mississippi.

Mgbe ụfọdụ achọgharị nweta kpata ajọ n'ike-n'ike. Nke a na-eme n'oge egwuregwu ke efere nke Mississippi na Missouri mkpọda-agbaze snow na mmiri ozuzo iyi na-abịa site efere nke Ohio River. Ọbụna n'oge a waterworks ike chebe ubi na obodo nta nke ndị oké idei mmiri.

waterway

Ọtụtụ n'ime mmiri nke oké osimiri na-enweta ozuzo na snowmelt. Ọ bụ na-akpali na nri aga ogologo imejupụta Mississippi karịa ekpe. Ọ bụ ihe kwere nghọta, mgbe nile ndị a osimiri kpụrụ-agbaze enwe snow of n'Ugwu Rocky.

Mississippi - isi osimiri nke America. Ọ bụ ihe kasị adaba ụzọ center. Ke adianade do, Mississippi - otu ihe dị mkpa iga akwara nke US, nke ejikọ ndị mepere emepe ulo oru na mpaghara nke mba.

Ná mmalite 1860s, na mmepe nke ụgbọ okporo ígwè iga, na waterway nke Mississippi ghọrọ obere mkpa. Ma na usoro nke na mmepe nke Great Lakes region uru nke osimiri bilie ọzọ. Ka ụbọchị, n'ogologo navigable waterways bụ 25 puku. Km. The ntụgharị nke ibu nke osimiri bụ banyere 7 nde tọn kwa afọ. Isi cargoes ebu na Mississippi, bụ:

1. Construction ihe.
2. Chemicals.
3. Petroleum ngwaahịa.
4. Kol na ndị ọzọ.

Dragoon akọwa n'ụzọ zuru ezu isi mmiri akwara nke US, a otutu ihe ọmụma bara uru nwere akụkọ a. Isi osimiri agụnye America, N'ezie, ọ bụghị nanị na Mississippi. Ke edere edere akụkụ nke mba ndị dị otú ahụ dị ka ozu mmiri nke ukwuu.

Ọ bụrụ na ị na-Missouri n'elu, bird's-anya na-ele ya, ọ ga-hụrụ dị ka ọ meanders. Ọ bụ nnọọ ike na akaụntụ maka ndị "na-ama na" dozie on n'ikperé ya mgbanwe.