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Rideau Valley
The Rideau Valley is a watershed in Eastern Ontario, Canada, which is drained by the Rideau River. The valley includes towns such as Kemptville, Portland, Perth Perth is the capital and largest city of the Australian state of Western Australia. It is the fourth most populous city in Australia and Oceania, with a population of 2.1 million (80% of the state) living in Greater Perth in 2020. Perth is ..., Smiths Falls, Merrickville (the birthplace of Sir John Merrick) and Manotick. The highest point in the valley is Carnahan Lake. The valley is home to about 620,000 people. External linksRideau Valley Conservation Authority- (rvca.ca) Rideau Valley Conservation Authority- (rideauvalley.on.ca) Ottawa Gatineau Watershed Atlas (OGWA) Valleys of Ontario {{EasternOntario-geo-stub ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
Drainage Basin
A drainage basin is an area of land where all flowing surface water converges to a single point, such as a river mouth, or flows into another body of water, such as a lake or ocean. A basin is separated from adjacent basins by a perimeter, the '' drainage divide'', made up of a succession of elevated features, such as ridges and hills. A basin may consist of smaller basins that merge at river confluences, forming a hierarchical pattern. Other terms for a drainage basin are catchment area, catchment basin, drainage area, river basin, water basin, and impluvium. In North America, they are commonly called a watershed, though in other English-speaking places, "watershed" is used only in its original sense, that of a drainage divide. In a closed drainage basin, or endorheic basin, the water converges to a single point inside the basin, known as a sink, which may be a permanent lake, a dry lake, or a point where surface water is lost underground. Drainage basins are similar ... [...More Info...] [...Related Items...] OR: [Wikipedia] [Google] [Baidu] |
