Colorado’s rivers received their first report cards from an environmental organization last week, and it’s a mixed bag. Conservation Colorado assessed the eight major river basins in the state, and only the Yampa, which runs through the Northwest corner of the state, received top marks. The largest basin in the state, the Arkansas, earned a C. Although it’s famous for trout fishing and rafting, the Arkansas is polluted by heavy metals from mining operations.READ MORE ►
River report card
Do Colorado's 8 major river basins make the grade?