Of the 3.5 million miles of rivers in the U.S., 50% are too polluted for fishing, boating or swimming, according to American Rivers. How cities are breathing new life into their urban rivers Posted by: TheHubNNY in US News October 21, 2024 Comments Off on How cities are breathing new life into their urban rivers 0 Views Of the 3.5 million miles of rivers in the U.S., 50% are too polluted for fishing, boating or swimming, according to American Rivers. 2024-10-21 TheHubNNY tweet