Researchers lay out a path to saving the Mekong Delta

Nearly 20 million people live in Southeast Asia's Mekong Delta, which is also the source of 7–10% of internationally traded rice. But the delta will be nearly entirely underwater by the end of the century if water management ...

How hydropower dams impact the communities they're built in

Over the last two decades, almost 1,000 hydropower dams have been built around the globe. And while these dams provide many benefits to farmers, wildlife and the climate, the costs of their construction on local communities ...

One in five fish dies from passing hydroelectric turbines

Hydroelectric turbines put fish at risk of severe injury during passage. To support an informed debate on the sustainability of hydropower, reliable data of turbine-induced fish mortality are pivotal. A team of researchers ...

Waterfall sounds used as a telltale sign of water loss

Waterfalls have a specific threshold of water flow that must be maintained to preserve their characteristic sound and appearance, according to research that used audio recordings and images to monitor waterfalls in Europe. ...

Himalayan hydropower 'clean but risky,' warn scientists

With its steep topography and abundant water resources the Himalayas offer sustainable, low-carbon hydropower for energy-hungry South Asia. But there is a catch—the mountain range falls in one of the world's most seismically ...

Storing more water could solve Brazil's energy and food crisis

Large reservoirs in Southeastern Brazil can double river flow if the reservoirs are full, compared with empty reservoirs, according to a new study published in the journal Energy, from researchers at the International Institute ...

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