Laos dam plan threatens existence of rare dolphin

A dam which Laos plans to build across the Mekong River could wipe out critically endangered dolphins in downstream Cambodia, the World Wildlife Fund (WWF) warned on Thursday.

Brazil court orders resumption of work on Amazon dam

A Brazilian court on Wednesday ordered work to resume on a dam in the Amazon, reversing a ruling that had ordered a stoppage over environmental concerns, the project consortium said.

Brazil judge orders work on huge Amazon dam halted

A Brazilian judge has ordered that work on the controversial Belo Monte dam in the Amazon be halted on grounds that environmental commitments were not met, the court said Monday.

Researcher finds human activity muddies causes of Texas floods

Periodic flooding in Texas—one the most flood-prone states in the nation—cannot be firmly linked to climate change due to numerous dams and other manmade structures introduced over the years, according to a University ...

Policy issues plague hydropower as wind power backup

Theoretically, hydropower can step in when wind turbines go still, but barriers to this non-polluting resource serving as a backup are largely policy- and regulation-based, according to Penn State researchers.

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