US emfuleni: incazelo emfushane yamanzi ezinkulu

United States - ezweni ecebile kakhulu fresh kwemithombo yamanzi. Elikhulu US emifuleni futhi alethe okuningi inzuzo esimweni, njengoba cishe yonke imikhumbi. Izidumbu edume kakhulu amanzi ezibhekwa Great Lakes. It sakhiwa amachibi eziningana ezinkulu, okuyinto axhunyiwe ngu eStraits, kanye imifudlana yamanzi encane. Eliphawuleka kakhulu futhi ezinkulu emifuleni - Missouri, Colorado, Mississippi, Columbia.

USA

Omunye emazweni njengomuntu onethonya elikhulu kakhulu emhlabeni kuyinto Melika. Libuye aphakeme ngobukhulu futhi labantu, uthi abaningi.

Esikhathini sawo sokuphila indawo USA lesine ngobukhulu (9630 thous. Km ^2). It elisemngceleni ne-Canada ne Mexico.

Ngenxa ngokwezinga elikhulu isimo sezwe yayo ehlukahlukene. Lapha ungakwazi ukuhlangabezana kokubili elisezansi futhi izintaba. isimo ngasinye inezici ayo zezulu, akuyona into engajwayelekile ukuba abe njengoRaheli ukushisa abandayo noma ezishisayo arctic. I-United States zihlukaniswe 4 wonke sezigaba zezikhathi.

Abantu bakhona yizigaba kwezenhlalo, okuyinto zingafani izinga lempilo, imfundo, kanye engenayo. Ngenxa emikhulu kwamanye amazwe e-United States iyikhaya cishe zonke izinhlanga nezizwe. Ulimi olusemthethweni is ngeke bashiywe ngaphandle abangaphumelelanga, kodwa ezivame kakhulu kwakungabantu abakhuluma isiNgisi.

US ihlukaniswe 4 izifunda, kanye nesimo futhi ihlukaniswe yaba okuthiwa esishintshashintshayo - izindawo ezithinta izimo ezifanayo wokuphila, inkolo, amasiko, kanye nabanye.

US emfuleni

Mayelana ubunjalo United States of America kungaba isikhathi eside kakhulu ukusho, kodwa akunakwenzeka ingasaphathwa notshwala amanzi.

ENew York, Susquehanna ageleza. amanzi awo uhlanzekile kakhulu, okuvumela ukuba ukuyisebenzisa njengoba amanzi okuphuza. Nokho, izimayini zamalahle kakhulu angabulala ukugeleza kwamanzi, yingakho uhulumeni umatasatasa neqhinga lokubhekelela ukuthi ngawo ukungcola incane.

Cishe yonke imifula zitholakala e-United States, ngokuvamile kakhulu it is ehlaselwe umkhakha. Ngokwesibonelo, e Bristol Bay misele njalo, iminyaka eminingi, abahlupheka ngenxa yezimayini.

Roanoke River eVirginia, efana Susquehanna, has amanzi ahlanzekile. Ngaphezu kwalokho, kukhona emayini i-uranium, ukukhiqizwa okungaholela kona kuletha imiphumela emibi.

Ngo Illinois, Chicago kuyinto wamanzi, okuyinto kakhulu ezingcoliswe indle. He khulula nezinye US emifuleni ngodaka njengoba kuba yokukhosela kuphela izibi.

Salmon ne-salmon esethinini zingatholakala ku Ubaye. Kuyinto emifula. Futhi kuwo esakhe amadamu angu eziningi ukuthi abe yisithiyo izinhlanzi ukufuduka. Ngakho uma hhayi ukwakha baqaphelisisa izindimana izilwane zasemanzini, le-salmon uyakuba sengozini.

Mississippi - United States of America River

Okukhulu kunakho kwamanzi kokubili Melika nezwe - Mississippi. It is ngokugcwele elise-United States, kodwa it ithumba ichibi elincane e-Canada. It avela uNicolette Creek, agelezela eGulf of Mexico.

Mississippi - kuyinto nomfula omude kunayo yonke e-United States. Ubude bayo kuka 3500 km. Futhi, sibonga endaweni yayo umcengezi zawo zihlanganisa cishe zonke zithi isimo. Ngokuyinhloko, umfula has a eningizimu zamanje.

Missouri - a woMfula Mississippi

Missouri River -stream ngobukhulu yamanzi i-Nyakatfo Melika futhi owumthelela. Mississippi. Istok itholakala eziNtabeni ZaseRocky ezithinta ngokugcwele flow yayo ejwayelekile. Kuyaphawuleka ukuthi i-United States kanye nezinye imifula emikhulu esuka kule ndawo. Ubude Missouri sika 3767 km. Nale wamanzi ekhulwini XIX, izifiki ayeya ngaseNtshonalanga, kanjalo ekwandiseni umngcele US.

Isiqongo yentuthuko navigation esenzeka-yalolucwaningo 30 XX leminyaka. Amadamu amaningi kanye nezinye izakhiwo ezakhiwa engaphezu kwengu-20, kodwa manje kungenzeka bagcine ukwehla ukuthuthukiswa emfuleni.

I mfula eyinhloko yezwe

Columbia ungumholi ku "US ezinkulu emifuleni" uhlu. Itholakala eNyakatho neMelika futhi kuthatha indawo hhayi kuphela ngokusebenzisa States, kodwa futhi kulo lonke elaseCanada. Ubude bayo 2 ayizinkulungwane. Km.

Inikwe amandla yi-amanzi glacial. Ngenxa yesimo sezintaba ukugeleza futhi umthamo omkhulu wamanzi, kudala izimo ekahle emifula izitshalo amandla. Sekukonke, ukugeleza kwamanzi kuyinto 14 emifula izitshalo amandla.

Navigation eMfuleni savela nzima, ngoba wayazi okuningi Shoals kanye Rapids. Nokho, ngekhulu leminyaka lamashumi amabili, nokwakhiwa kwamadamu eziningi zasiza ukugcwalisa isiteshi ngokuba namanzi amaningi. Lokhu isici kuye kwaholela intuthuko enkulu kule ndawo.

Colorado - Deep River

I-United States kuthatha ntshonalanga iColorado. Ubude bayo 2.334 amakhilomitha. Athele kuyiMediterranean Gulf of California. Cishe lonke ichibi lamanzi agelezayo luphakathi United States, abangaphezu kuka-600 eziyinkulungwane. ^Km2. Colorado kabanzi kwezolimo kanye nezinye izidingo zasendlini. Ngasekuqaleni emfuleni vodilos mayelana 50 kwezinhlobo zezinhlanzi. Nokho, umsebenzi ukushintsha ukugeleza kwaholela ukwehla labantu babo. Kuyaphawuleka ukuthi 4 zinhlobo cishe ngokuphelele esisogwini esiteji yokuqothulwa.

Colorado has a uhlamvu sesiyaluyalu ukugeleza, okuyinto edonsela inqwaba izivakashi. On usebe lwawo kukhona amapaki eziningi kazwelonke namahlathi lapho ungakwazi bazijabulise futhi aziphumulele.

Isilinganiselwa "Imifula enkulu USA" Yiqiniso, kuholela Mississippi. Manje ngenxa yomsebenzi womuntu siba sibi isimo kwamanzi, kodwa uhulumeni usalokhu eziningi imicimbi ekhethekile ukuthi kancane kancane ekuthuthukiseni imvelo.