Scientists know that hydropower dams often decrease the abundance and diversity of aquatic insects downstream.
In 1986, people finished building an 18-meter-high dam on the Senegal River in West Africa.
In southeastern Oregon, a natural experiment has been quietly taking place over nearly a quarter of a century.
Greenways are a breath of fresh air in polluted, crowded cities.
Plastic garbage is clogging the River Thames, and some of the most commonly discarded items are parts of sanitary pads that have been flushed down the toilet, according to a new study in Ma
Just how much damage is being done by mountaintop removal coal mining? Unless we calculate an “environmental price tag,” researchers argue in PLOS ONE, policymakers can’t determine whe
Southern Louisiana is one of the world’s fastest-disappearing landmasses. Cutting the losses may mean letting in the floods. By Hal Herring.
Lured by a utopian vision of nature, government agencies for decades carpet-bombed thousands of remote mountain lakes with billions of trout.
Showing how biodiversity cleans up water pollution
Dead salmon bring Canadian parks to life
Ask not what a park can do for spawning salmon. Ask what robust salmon runs could do for the park—and for coastal fishing communities.