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The paddle wheel is a device for converting between rotary motion of a shaft and linear motion of a fluid. In the linear-to-rotary direction, it is placed in a fluid stream to convert the linear motion of the fluid into rotation of the wheel. Such a rotation can be used as a source of power, or as an indication of the speed of flow.
Raceway pond used for the cultivation of microalgae. The water is kept in constant motion with a powered paddle wheel. A raceway pond is a shallow artificial pond used in the cultivation of algae. [1] [2] The pond is divided into a rectangular grid, with each rectangle containing one channel in the shape of an oval, like an automotive raceway ...
Water aeration is the process of increasing or maintaining the oxygen saturation of water in both natural and artificial environments. Aeration techniques are commonly used in pond, lake, and reservoir management to address low oxygen levels or algal blooms. [1]
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PALERMO — One of the two kindergarteners injured in a Northern California school shooting in early December may not regain the use of his legs, the family told CBS Sacramento on Thursday.
California approved purchase of the property on February 11, 2003. The land is currently managed and owned by the US Fish and Wildlife Services and the Department of Fish and Game. [14] The goal of the South Bay Salt Pond Restoration Project is to restore 90% of the former salt ponds to natural wetlands.
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