Tag Archive: River

Apr 19 2013

Lost Rivers

This looks like a really cool film to see. Once upon a time, in almost every city, many rivers flowed. Why did they disappear? How? And could we see them again? This documentary tries to find answers by meeting visionary urban thinkers, activists and artists from around the world. More information can be found here: …

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Aug 10 2012

Shaped by Demand

In July, Expedition Blue Planet explored the headwaters of the Colorado River to investigate how this mighty river is over allocated from the moment its waters touch the ground up in the Rocky Mountains, where the continental divide rises like spine and demarcates the Mississippi watershed that lies to the East from the Colorado watershed …

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Nov 17 2011

Gradient Facility on the Sacramento River


The Glenn Colusa Irrigation District (GCID) Gradient Facility (GF) is located on the Sacramento River west of Chico California, upstream from Hamilton City. The GF is part of The Fish Screen Improvement Project completed in 2000.  The primary purpose of the GF is to increase upstream water surface elevation by approximately 3 feet.  The GF …

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Aug 18 2011

The Water Does Not Flow There


Part 1 of 4 Part 2 of 4 Part 3 of 4 Another assumption modelers have to make when setting up a 1-D model is the location of ineffective flow areas.  Again, this is not that difficult where the flow is primarily 1-D.  It can get complicated really quick the more hydraulically complex a reach …

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