Rivers flow differently over gravel beds

16 octubre 2014

River beds, where flowing water meets silt, sand and gravel, are critical ecological zones. Yet how water flows in a river with a gravel bed is very different from the traditional model of a sandy river bed, according to a new study that compares their fluid dynamics. The findings establish new parameters for river modeling that better represent reality, with implications for field researchers and water resource managers.
http://feeds.sciencedaily.com/~r/sciencedaily/~3/x4vuoIM5E9k/141016085902.htm

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