SebopehoSaense ea

Phepo e nepahetseng le noka puso

Mode bolela taolo odara. lentsoe lena le sebelisitsoe ho bontša tatellano libakeng tse ngata tsa lintho tseo batho ba, hammoho le lintho tsa tlhaho tse e potolohileng. Mohlala o mong oa sena ke puso ea nōka. Empa haeba batho bophelong ba letsatsi le letsatsi khomarela ho odara e itseng, ka-noka, o ne a atisa o boemong bo supervisory - e re loebehlana etsahalang nōkeng ea bophelo, 'me feela ka maemong a mang, e ka kena-kenana le puso ea molatsoaneng ho fetola e.

ntho efe kapa efe ea lefatše ka a hlalosa ka ho mo fa karabelo. Ho akarelletsa le litšobotsi tse e fanoeng 'me' mele holim'a metsi - maoatle, maoatle, matša, linōka, mekhoabong. E bitsoa characterization ona hydrological. Ho hlile ho kenyeletsa hydrological puso la nōka - sete ya makgetheng ikhethang fetola boemo ba nōkeng ea nako.

Hydrological puso bonahatsoa diurnal, ka linako tse itseng le perennial oscillations tsa metsi le dikahare metsi (hammoho e le metsi a mokgwa wa), liketsahalo leqhoa, metsi a mocheso, palo ea taba emisitswe metsi le molapo hydrochemistry, liphetoho noka bethe, e lebelo phallo, meferefere le liketsahalo tse ling tse le e hlophisitsweng, etsahalang tswelela pele ka nōkeng ea bophelo. Kaofela ha tsena le tse ling metsoako ea puso ea hydrological ka aggregate ho fumana hore na puso ea nōka.

Ho itšetlehile ka hore na kapa ha ho na le ho noka waterworks, ba nang le bokhoni hore e susumetse ka puso hydrological a nōka li holimo-laolwa mokgwa wa kapa likoluoa tsa tlhaho (lapeng). Tsa likarolo tsohle tsa puso ea la nōka ea bohlokoa haholo e sebetsang fuoa phalla. boholo lona rerang tšimo sehiloeng metsi, mehloli ea sebaka mwinda, malelele le linokana boholo bo molaetsa sebakeng seo.

Noka puso itšetlehile ka lintho tse ngata: tlelaemete, phomolo tsa lefatše, phepelo ea metsi le ho ba bang. Ntlha ka sehloohong - metsi matla. Lijo tsa nōka li tloha pula sepakapakeng ka tshebetso ya ho potoloho ea metsi ka tlhaho. Metsi fa matla a linōka arola ka leqhoa, lehloa, pula le tlase ho lefatshe. Tsena mantsoe a tšoanang resorted ho hlalosang mefuta lijo linōka. Maemong a mang ho thata ho ka ho hlaka hlalosa phahametse ea e le 'ngoe mohloding matla , poleloana e reng "e tsoakiloeng mofuta oa lijo" Nōka (mofuta noka matla) ebe o ile a sebelisa.

Phase (linako) ea metsi puso makgetheng bath ba arotsoe ka metsi phahameng le meroallo tlaase metsi. Moroallo le hlaha selemo le selemo ka sa nako e itseng ea selemo, ho na le ke nako e telele ho phahama boemo ba ka fumana limaraka tse phahameng le moholo ka ho fetisisa metsi dikahare ka ho ipapisa le mekhahlelo e tse ling. Tlaase metsi a boetse ho na le linako tse itseng le e tšoauoa ka boemo ba ka tlaase le dikahare se tlaase-tlaase metsi; ka nako ena nōkeng feptjoang haholo-holo ke tlase ho lefatshe. Moroallo tlholeho ka potlako 'me e fetang maemo phahameng le e ngata ea metsi; ba teng ka lebaka la pula, snowmelt.
Litšobotsi tsa Nōka ea Nile: The noka ke linōka tsa lona eaba ba etsa tsamaisong ea noka Rukakara-Kager Nile ke 6852 km SE - ke nōka ea bobeli telele ka ho fetisisa tsa lefatše. Nile phallang ho tloha ka boroa ho ea ka leboea ho ea Leoatleng la Mediterranean. Ka potlako phallo la nōka ea ka karolong e ka holimo 'me bohareng ba tlase tsa lieha-tshisinyo; ho molomong oa Nōka ea Nile, arotsoe ka sleeveless se sengata le haufi le Leoatle la Mediterranean e bopa makgobokgobo khōlō ka ho fetisisa. Neil - mohloli oa bophelo ka Sahara ea lehoatata. Hoo e ka bang kaofela ha baahi Egepeta (97%) ba ile ba lula haufi le lebōpo lona. Ka ho sa feleng molatsoaneng Nile fana selemo ho pota equator lipula (gare ga mokoti sebakeng sa Blue Nile) le pula libakeng tse ka boroa (tlisitseng ya White Nile), 'me lipula tse ka lihlabeng Abyssinian, hlatsoa-hang mobu hlephileng. Noka phallo jarelang fanyeha, a chechisetsa morao taba phepo silt ka makgobokgobo ea, masimong moo Baegepeta kotula tlosa ho fihlela ho ka makhetlo a 3 ka selemo. Bakeng sa taolo moroallo, eo ho eona boemo ba metsi noka sebakeng Cairo eketseha ka 8 limithara, e bang kotsing koluoa ea ho baahi ba, e hahiloeng e tummeng swareekh aswan Letamo. 'Me hona joale ho Nōka ea Nile ka finyellang e ka tlaase ea puso ea laoloa. Empa ha Neil sa linako Volga 3 tseleng lona e jarelang bophahamo ba modumo metsi a ka makhetlo a 2 nyenyane.

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