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Abunã River
The Abuna River ( es, Río Abuná, pt, Rio Abunã) is a river in South America. As a part of the Amazon Basin, it forms part of the border between northern Bolivia and north-western Brazil. The river has a total length of . It originates in several streams east of the Cordillera Oriental of the Peruvian Andes. The river is navigable for circa in its lower northeastern part. At Manoa it joins the Río Madeira, a tributary of the Amazon. Opposite the river mouth there is the town of Abunã Abunã is district in Porto Velho, the capital of Rondônia, Brazil. It is situated in the Amazon Basin on the right bank of the Madeira River upstream from its confluence with the Abuna River The Abuna River ( es, Río Abuná, pt, Rio Abunã ... on the Brazilian side of the confluence. References Rivers of Acre (state) Rivers of Rondônia Bolivia–Brazil border International rivers of South America Rivers of Pando Department Border rivers {{Rondônia-river-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Madeira River
The Madeira River ( pt, Rio Madeira, link=no ) is a major waterway in South America. It is estimated to be in length, while the Madeira-Mamoré is estimated near or in length depending on the measuring party and their methods. The Madeira is the biggest tributary of the Amazon, accounting for about 15% of the water in the basin. A map from Emanuel Bowen in 1747, held by the David Rumsey Map Collection, refers to the Madeira by the pre-colonial, indigenous name Cuyari. The River of Cuyari, called by the Portuguese Madeira or the Wood River, is formed by two great rivers, which join near its mouth. It was by this River, that the Nation of Topinambes passed into the River Amazon. Climate The mean inter-annual precipitations on the great basins vary from , the entire upper Madeira basin receiving . The greatest extremes of rainfall are between . Even just below the confluence that forms it, the Madeira is one of the largest rivers of the world, with a mean inter-annual discharge ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
