For nature, gravel-bed rivers critical feature in western North America Missoula MT (SPX) Jun 29, 2016 - Gravel-bed river floodplains are some of the most ecologically important habitats in North America, according to a new study by scientists from the U.S. and Canada. Their research shows how broad valleys coming out of glaciated mountains provide highly productive and important habitat for a large diversity of aquatic, avian and terrestrial species. This is the first interdisciplinary resea ... more

---