Cleaning up decades of phosphorus pollution in lakes

Phosphorus is the biggest cause of water quality degradation worldwide, causing 'dead zones', toxic algal blooms, a loss of biodiversity and increased health risks for the plants, animals and humans that come in contact with ...

Can coal plants afford EPA's new air-toxics rule?

America has never had a nationwide limit on mercury and other toxic emissions from coal-fired power plants. That's about to change, though, and it will cost companies such as American Electric Power, which runs the Tanners ...

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