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28 окт 2011 г. - River Restoration Survey Preformed

Описание:

Surveys were conducted using sonar on a boat to see what the river bottom looks like, the data will be plugged into hydrology models to determine what will happen if changes occured

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Grand Rapids Whitewater Project Timeline

BySarah Steffens
13 окт 2017
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Дата:

28 окт 2011 г.
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~ 14 г назад
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