Dam removal projects accelerate, but research lags behind

A new review reveals gaps in the science of dam removal. Although more than 1200 dams have been removed in the United States, fewer than 10 percent have been scientifically evaluated. Those studies that do exist focus more ...

Dam removal study reveals river resiliency

More than 1000 dams have been removed across the United States because of safety concerns, sediment buildup, inefficiency or having otherwise outlived usefulness. A paper published today in Science finds that rivers are resilient ...

Crews begin dismantling key California dam

For nine decades, the 10-story-high concrete dam with its rusted pipes, railings and valves has stood in the wooded canyons between the Big Sur hills and the picturesque town of Carmel, blocking the natural flows of the Carmel ...

French nuclear designers tap American expertise

The world's nuclear experts have reached out to U.S. Department of Energy engineers for help evaluating a new nuclear reactor design that could increase safety margins while reducing waste.

Micro transistor prototypes map the mind

(Phys.org) β€”To make better mind maps, a group of French scientists – building on prototypes developed at the Cornell NanoScale Science and Technology Facility (CNF) – have produced the world's first microscopic, organic ...

Restoration and recommendations for flood-damaged bottomlands

Although the 2012 drought in the Midwest may have dimmed the memories for some of the 2011 Ohio and Mississippi River flood, engineers, landowners, conservationists, crop scientists and soil scientists haven't forgotten. ...

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