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Articles on Hydroelectricity

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“Traffic jams” of boats and floating houses on the dry bed of Lake Puraquequara, in the outskirts of Manaus: a combination of climate change, a strong El Niño and insistence on works with a huge environmental impact contribute to an unprecedented and extremely urgent condition in the region. AP Photo/Edmar Barros

Drought in the Amazon: Understanding the causes and the need for an immediate action plan to save the biome

A combination of climate change, a strong El Niño and an insistence on works of enormous impact are contributing to an unprecedented and extremely urgent situation in the region
The Seli’š Ksanka Qlispe’ Dam provides enough electricity for about 147,000 homes in the Flathead Indian Reservation in Montana. Martina Nolte via Wikimedia Commons

What is hydroelectric energy and how does it work?

How does flowing water make electricity? An engineer explains hydroelectric generation.
Motorists drive at night on a road without street light as Nigeria struggles with power outages in a commercial district of Lagos. Photo by PIUS UTOMI EKPEI/AFP via Getty Images

Why Nigeria’s electricity grid collapses and how to shore it up

Nigeria’s national electricity grid has collapsed more than 200 times since 2010, regularly resulting in widespread blackouts.
Dangerous winds batter the south coast of England. AP Photo/Matt Dunham

What makes the wind?

Wind travels all over the world. Where does it come from, and why?
Land Protectors Jenelle Duval, Susan Oralik, Vicki Allen and Amelia Reimer (left to right) look on as Denise Cole beats the drum on the steps of the Confederation Building in St. John’s on Tuesday, Oct.25, 2016 during a Muskrat Falls demonstration. THE CANADIAN PRESS/ Paul Daly

Muskrat Falls hydroelectric project poses risks for Canada that are being ignored

A $12.7 billion investment in hydroelectricity has put Canada’s economic welfare and its moral credibility on the line.
Suncor’s base plant with upgraders in the oil sands in Fort McMurray Alta., June 13, 2017. (THE CANADIAN PRESS/Jason Franson)

How post-truth politics is sinking debate on environmental assessment reform

Canada’s proposed new environmental assessment law is facing heated, if not necessarily well-informed, opposition. The real question is whether it goes far enough.

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