Beavers restored a volcano-scarred river. Now it’s at risk again

More than 40 years after sediment from a volcanic eruption filled up a stretch of the North Fork Toutle River in the U.S. state of Washington, beavers are turning the smothered waterway into a thriving wetland. However, a planned infrastructure project now threatens to undo five years of restoration progress, reports contributor Isabel Gil for […]

Raccontata danews.mongabay.com