Wadatacce
The koguna Ruwa ne na ruwa da ke gudana akan nahiyoyi, daga tsaunin sama zuwa ƙananan sassan. Ta wannan hanyar, sauƙaƙewa shine babban abin da ke ƙayyade halayen kogin, sinadarin da ke cikin duka a cikin ƙaramin rafi zuwa kogunan da ke da kwararar ruwa mafi girma a duniya.
The kwararar ruwa ba yawanci bane, kuma dukkan su galibi suna kwarara cikin tekuna, tabkuna kuma wani lokacin tekun da kansa, ta hanyar kogin ruwa ko wasu hanyoyin samar da ruwa wanda ke ba da damar fadada sararin da ruwan ke wucewa: ta cikin waɗannan ruwayen da aka rufe na ruwa an ƙirƙiri muhallin ruwa na musamman, saboda mawuyacin tsarin jiki da nazarin halittu waɗanda aka buɗe a can. .
Akwai lokuta, a gefe guda, kogin kawai yana kwarara zuwa wani kogi, wanda shine abin da ake kira koguna masu ba da kariya. Matsayin da tsarin halittar ruwa ke rarrabuwa (ko shiga) ana kiranta haɗuwa, kuma kwararar kogin da ke karɓar raƙuman ruwa koyaushe yana ƙasa da na magabacinsa.
Yana iya ba ku:
- Kogin Arewacin Amurka
- Kogin Kudancin Amurka
The kogi mafi girma a duniya, da Amazon wanda yake a Kudancin Amurka, yana da nisan kilomita 6,800 kuma hanyar sa ta haye sama da magudanan ruwa 1,000, wasu koguna 25 tare da tsayinsa sama da kilomita 1,000. Girman Kogin Amazon yana da ban mamaki, yana rufe kansa 40% na Kudancin Amurka.
Kamar a Arewacin Amurka, a Kudancin Amurka Akwai sarkar dutsen da ke ratsa Yammacin nahiyar daga Arewa zuwa Kudu, sarkar Andean. A Kudancin Amurka, ana kiran wannan sarkar Dutsen Andes, kuma yana da mahimmanci don dalilan tsarin hydrographic wadanda aka kafa a wannan nahiya.
The biome na yankin kudu maso kudu mafi yawan wurare masu zafi, musamman a biome na daji m: gindin da aka ambata na Kogin Amazon yana gudanar da mafi yawan tafiyarsa a wannan yankin. The sauran biomes waɗanda aka kafa a kusa da kogunan Kudancin Amurka sun haɗa da gandun daji masu ɗimbin zafi, gandun daji na wurare masu zafi tare da yanayi, savannas na wurare masu zafi da aka kafa tare da ciyawar ciyawa, ko dazuzzuka dutse a kan gangaren Andes.
Jerin mai zuwa ya haɗa da wasu sunayen koguna a Kudancin Amurka, tare da taƙaitaccen bayanin wasu daga cikinsu.
- Kogin Amazon: Tushensa yana faruwa a Peru, a haɗewar kogunan Marañón da Ucayali. Girmansa ya bayyana ta ganin cewa shi ne mafi tsawo, mafi ƙarfi, mafi faɗi, kogi mafi zurfi tare da mafi tsawo a cikin ƙasa.
- Kogin Orinoco: Shi ne kogi na uku mafi girma a duniya. Yana faruwa a manyan ambaliyar ruwa, saboda ruwan sama mai tsananin zafi wanda ke haifar da ambaliyar ruwa. Tana karban koguna kusan 200 tare da masu aikinta na ruwa sama da 500.
- Kogin Parana: Kogin da ke cikin babban kwarin La Plata. An rarrabe shi azaman kogi mai daɗi, saboda yana ɗauka kuma yana jan laka a cikin kwararar sa.
- Kogin Paraguay: An haife shi a Jihar Mato Grosso ta Brazil, kuma yana aiki a matsayin iyaka a lokuta uku na ƙasashe; tsakanin Brazil da Bolivia, tsakanin Brazil da Paraguay, da tsakanin Paraguay da Argentina. Ita ce babbar jijiyar kogin Paraguay.
- Kogin azurfa: Kogi tare da rairayin bakin teku, wanda aka kafa a Argentina da Uruguay ta hanyar ƙirƙirar kogunan Paraná da Uruguay. Yana da peculiarity na kasancewa mafi girman kogi a duniya.
- Kogin Uruguay
- Kogin San Francisco
- Kogin Tocantins
- Kogin Essequibo
- Kogin Xingu
- Kogin Purús
- Kogin Mamore
- Kogin Madeira
- Kogin Ucayali
- Kogin Caquetá
- Black kogin
- Kogin Magdalena
- Kogin Marañón
- Kogin Pilcomayo
- Kogin Apurímac
Iya bauta maka
- Kogin Arewacin Amurka
- Kogin Kudancin Amurka
- Misalan Tekuna Masu Ruwa da Rufewa
- Misalan Lagoons
