Uphi umfula obanzi kakhulu emhlabeni?

Umfula omkhulu kunawo wonke emhlabeni ... Uphi lapho ukhona? Futhi kungakanani isikhathi, empeleni, okuzothatha ukuze kunqobe okwamanje bese ufika ogwini oluphambene nalo? Ngokuvamile, uzovuma, uma sinenhlanhla yokuhlala ogwini lomkhumbi, ububanzi bawo obudlula insimu yethu yombono, siwubeka ngokuzenzakalelayo esigabeni sabanini bomlando bezwe. Noma kunjalo, konke lokhu akukona ukwedlula izithelo zengqondo yethu. Ngeshwa, akuyona i-Dnieper, noma i-Volga, noLena ekubhaleni abanikazi, ngeshwa.

Isigaba 1. Umfula omkhulu kunawo wonke emhlabeni: La Plata noma i-Silver River Etholakale eNingizimu Melika, iLa Plata (noma i-Silver River) uhlelo lonke lomfula olwakhiwa ngesikhathi esifundeni saseParaná nase-Uruguay. Ubude bayo buhle kakhulu futhi buyi-290 km. Cishe ayikeki ngemuva kwalesi sibalo futhi ububanzi buyizingu-220 km (e-confluence ye-Atlantic Ocean).

Ngendlela, kuphela abantu bendawo ababiza ngokuthi uMfula iSiliva. Abantu baseLatin America bakholelwa ukuthi leli gama lihlobene ngokuqondile nalawo maxesha amaningi lapho echibini kwakungenzeka ukuthola isiliva langempela ngaphandle kwezinkinga.

Igama lesimanje linikezwe yiNgisi. Labo abakhuluma ulimi lwangaphandle, kuzoba lula ukubona ukuthi uMfula i-River Plate "uyiplanethi yomfula". Ukuhlanganiswa okungajwayelekile kwamagama kuvelaphi? Konke kuyinto elula kakhulu: umfula obanzi kunazo zonke emhlabeni unesisekelo, eqinisweni sifana nesikebhe - sinesipiliyoni nenani elikhulu lezinhlanzi ezisogwini. Kwakukhona kubo imikhumbi yaseBrithani eyabuyisela uhambo lwayo olude.

Eqinisweni, izitshalo nezilwane zaseLa Plata zendawo azifani nanoma yikuphi okuvela ezilwaneni nezilwane kwezinye izidumbu zamanzi eziseduze. Ngaphezu kwalokho, mhlawumbe, iqiniso lokuthi lihlalwa yizinhlobo ezingavamile zamahlengethwa nezinhlobo zezilwane zasolwandle ezisengozini.

Isigaba 2. Umfula omkhulu kakhulu emhlabeni (Russia) Manje ake sixoxe ngezwe lethu. Luhlobo luni lomfula olungabizwa ngokuthi umnikazi werekhodi? Mhlawumbe wonke umfundi wesikole angaphendule lo mbuzo ngokucabanga nangokubuka ibalazwe. Yebo-ke, lena ngumfula wase-West Siberian Ob.

Idalwe ngu-Katun noByya, ohamba ibanga elingamakhilomitha angu-5 400, ekugcineni u-Ob uyangena eLwandle LwaKara, edala i-Ob Bay edume. Indawo yokuxuba imifula emibili enamandla ihlaba umxhwele ngempela. Iqiniso liwukuthi amanzi aseKatun ane-tint eluhlaza okwesibhakabhaka, kanti uByya uhlanzekile noma ungcolile. Ukubumbana ngomuntu owodwa, bakha amanzi aphezu kwamanzi ehlobo nasekwindla.

Yini enye ehlukanisa i-Ob kusuka kwamakhulu nezinkulungwane zemifula kanye nama-rivulets wezwe? Ake sithi okungenani ezinye izici:

• Ukuvumela kuphela uLena noYenisei, umfula omkhulu kunazo zonke eRussia ubukwa njengelinye lamanzi amaningi emhlabeni.
• Indawo yokuzilibazisa ye- Ob iyindawo yokuzilibazisa eyintandokazi kuzo zonke izakhamizi zaseNovosibirsk nezivakashi ezivela ezifundeni ezizungezile. Kunezindawo eziningi zemvelo, izindlu zokugibela kanye nezikhungo zokuzilibazisa.
• Izinhlobo zezinhlanzi ezingaba ngu-50 zihlala echibini, eziningi zazo ezithengiswayo. Okuvamile futhi okuyigugu yi-dace, carp, muxun, burbot, nelma, i-perch, i-sturgeon, i-peled, i-roach, i-whitefish, i-sterlet, i-pikeperch, i-pike, i-pike, i-ide.

Isigaba 3. Umfula omfushane kakhulu emhlabeni Vumelanisa, kunzima ukucabanga umfula, ubude bawo obungamamitha angu-18 kuphela. "Hlobo luni lomfula lokhu?" Umfula, "abaningi bazozama ukuphikisana, futhi bazolahlekelwa ingxabano.

Umfula onjalo empeleni ukhona, futhi imithombo yawo iqala phezulu emaphandleni e-Arabica plateau. Kusukela kuCrow, emhumeni ojulile weplanethi, amanzi atshisayo alo mthombo angena oLwandle Olubomvu.