Surfing Tags / Dams

Seldom Seen: A Poignant Look Back at Glen Canyon Before the Dam

Dam, Erosion, Inform
Aug
16

Ken Sleight remembers the stunning beauty of Glen Canyon before it was flooded by a massive dam in the 1960s. Taylor Graham’s film “Seldom Seen Sleight” – winner of the Yale Environment 360 Video Contest – shows the magnificent landscape lost and offers hope it might someday be restored.

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In an era of extreme weather, concerns grow over dam safety

elwha-dam
Dam, Erosion, Inform
Jul
10

Many of the United States’ 91,000 dams are aging and sorely in need of repairs that could collectively cost tens of billions of dollars. Experts are increasingly worried that as extreme precipitation events increase, dams are at greater risk of failure, threatening lives and posing environmental risks.

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After a Long Boom, an Uncertain Future for Big Dam Projects

Dam, Erosion, Inform
Nov
28

The rise of wind and solar power, coupled with the increasing social, environmental and financial costs of hydropower projects, could spell the end of an era of big dams. But even anti-dam activists say it’s too early to declare the demise of large-scale hydro.

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Unintended consequences of dams and reservoirs

Dam, Erosion, News
Nov
13

An international team of drought scientists show that while many dams and reservoirs are built, or expanded, to alleviate droughts and water shortages, they can paradoxically contribute to making them worse.

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Hydropower, innovations and avoiding international dam shame

Dam, Erosion, Inform
Nov
5

The benefits of energy from dams no longer outweigh the social and environmental costs that damming up rivers brings about.

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Elwha River Still Changing Five Years After World’s Largest Dam-Removal Project: More than 20 million tons of sediment flushed to the sea

Erosion, Inform
Sep
9

Starting in 2011, the National Park Service removed two obsolete dams from the Elwha River in Olympic National Park, Washington. It was the world’s largest dam-removal project. Over the next five years, water carrying newly freed rocks, sand, silt and old tree trunks reshaped more than 13 miles of river and built a larger delta into the Pacific Ocean.

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A mourning orca mother carried her dead baby for days through the ocean

A grieving mother orca near Vancouver Island has been carrying her dead calf for four days, after refusing to leave her baby behind when the rest of her pod left. The sad display speaks to something deeper. Killer whales eat salmon, and a number of human practices, such as damming rivers, have taken a toll on native salmon populations.

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Hydropower in Cambodia could threaten food security of region

Dam, Erosion, News
Jun
4

Farmers and anglers in Cambodia depend on the Mekong River’s predictable seasonal patterns, but new dams for hydroelectricity are altering the hydrology of the river. These changes have the potential to threaten fish migration, livelihoods, and regional food security.

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A Balkan dam boom imperils Europe’s wildest rivers

Erosion, Inform
May
22

The Balkan Peninsula, one of Europe’s most undeveloped regions, is facing a wave of thousands of hydroelectric projects that would block pristine, free-flowing rivers and cause major environmental damage. Local residents and conservationists are fighting back.

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