Niger River hurumende: chaiyo zvinhu

Niger - West African rwizi ruchiyerera nomunharaunda 5 kunyika. Munyika chepamusoro zvakatora 14 nezvetsika Kureba zvakawanda vanenge 4180? Km. norwizi ichi akasiyana uye inonakidza chaizvo, chiri nei zvichikosha kuti tizive chii Niger nzira. Izvi zvichakurukurwa munyaya ino.

On the kondinendi African, Niger River wechipiri chete Nairi uye Congo. gang wake kujairika wayo chimiro. Boomerang akachiunza mvura yaro pamwe Guinea Highlands kuna Gulf zvakafanana zita. The confluence - muromo - anonzi kuva Atlantic Ocean. Panguva chaipo Niger akadana Djoliba uye Rwako west, kuchinja nechokumabvazuva munzvimbo Timbuktu uye akatendeukira kumaodzanyemba kwakadziva kumabvazuva muguta Burem. Nezvekwakabva zita rerwizi pane shanduro dzakawanda. Mumwe, chinonyanya rakavimbika, anogona kunzi shanduro kubva Tuareg, rinoreva "rwizi kuyerera mvura."

rwizi utongi

Hurumende rwizi Niger ari kunyanya novimba zvechadenga nzvimbo pamubhedha wake. Nechokumusoro kwerwizi uye nomurwizi norwizi iri subequatorial munzvimbo. Ivo dzinoratidzwa nokuwanda muzhizha monsoon. Niger iri pakati yakaoma Semi-gwenga nzvimbo ine bhandi. hurumende rwizi ane hwezuva dzinopisa hunhu. It inonziwo Sudanese mhando.

Sezvo Niger rwizi muoti kunobva okunze?

Muzhizha uye vachawa mvura pamwero zvakakwirira, chando uye chitubu - yakaderera. Kubva June kuna September chokumusoro kunosvika yamafashamu kuuya. It zvinoenderana nguva inonaya muzhizha, asi rakaburukira pamusoro yepamusoro November. Kwekumuka zvazvinoita nomurwizi, zvichikonzera vachasimudza avhareji chokubuda mvura. Zvichiitika mafashamo. Pane zvakawanda dzisimbe uye yakaoma rwizi mubhedha anozadza mvura. On avhareji panguva nouchapupu chikamu mwando runopwa. On yepazasi chikamu Niger River hurumende kunoratidzwa attenuated mafashamo, iro "anofukidza" nzvimbo bedzi January. On mundima mvura yeko uye ane anonzi mafashamo wechipiri. Anouya somugumisiro womunharaunda dzvotsvotsvo remvura.

Delta

In estuarine Delta kumiswa kunokonzera hyökyaalto. Kunorwisa aibuda, aibuda rwizi vanosimuka 2 metres kureba uye vakachengeta anopfuura 100 makiromita. Kunze estuarine Delta, rwizi mukati. Zviri machakwi chaizvo mumupata, 425? Km pakureba uye avhareji upamhi - 87? Km. A nzvimbo inonzi El Jof. Kare, zvinonzi vakatenda anoumba nechepasi gungwa guru. Mupata ine madziva akawanda, rwizi dzisimbe. Pakapera mitumbi izvi duku mvura zvakare kuumba chete rwizi chiteshi.

Features dzenzvimbo

Pakati kunosvika of Zimbabwe - pamapani rwizi. Nezvikumbaridzo zvinowanzotaurwa anowanikwa okumusoro chikamu, apo nzira anomhanya achitevedza mujinga pachikomo Guinea. Zvaibva rutivi rwokuchamhembe kumakomo, vari aqueous rukova inoyerera pamusoro akaoma, ine nemapopoma dzakawanda. Izvi zvinokanganisa hunhu uye kwadzinoita Niger River. Pano chaiko yakakwirira mvura uye anomhanya. Kutanga Saleh, rwizi chekubuda DZEMUNHU DZINODZORA. It zvinofamba nenzira northeasterly mirayiridzo achitevedza yomukati estuary. More nokukurumidza kuyerera murwizi inova, unopfuura Timbuktu. Pano norwizi ikachinja achitungamirirwa inofamba. Mvura inoyerera munzizi zvidiki rezasi inosvika pakati bheseni zvakare Niger yakazara, zvichiita kuti renguva inoyerera. Pakati dzakawanda zvikuru rechibharo vari: Benue, naBhani, Kaduna, Milano, Sokoto.

rwizi senga

Niger River hurumende anobvumira kushandiswa mugero kwemutemo ngarava. In rezasi kunosvika yorwizi riri navigable gore rose, mune yepamusoro uye pakati - zvichienderana mukuru mvura. peculiarity Its ndechokuti musi zvakasiyana nzvimbo dzose nenzira dzakasiyana. Somuenzaniso, kubva mvura yoRwizi kusvikira Timbuktu Bammako navigable chete kubva July kusvikira January. Kubva June kuna October inowanika nokuda kwemutemo zvikepe nzvimbo pakati Gabba uye Lokoja.

River Niger kudya uye mvura rakawanda

Kufanana vakawanda vamwe rwizi African, Niger ane mvura simba. Pool catchment nzvimbo kunopfuura 2.117 ba. M. ? km. Panguva pamuromo rwizi mvura wapera iri mari inenge kuenzana 8630 cubic metres por wechipiri. mvura inoyerera munguva nenzizi kuwedzera yekudyidzana uye vasvike vanenge 30-35 zviuru. cubic metres. mamita por wechipiri. Vanopfuura hafu mwando kurasikirwa kunoitika kuburikidza kwemvura uye filtration. Kupfuura mvura riri pakati Ségou uye Timbuktu. Nokurasikirwa aya haana ndanyarara hangu kunyange kudira mvura yomurwizi waBhani, muna Mopti nzvimbo yeguta. Mugore, rwizi anotakura anenge 378 cubic metres. ? km mvura.