http://stream.publicbroadcasting.net/production/mp3/wamc/local-wamc-735280.mp3
NY – As the Hudson River becomes cleaner almost on a daily basis, the question arises as to whether it is safe to swim in. With that in mind, Riverkeeper and Columbia University's Lamont-Doherty Earth Observatory in Palisades, NY studied water quality up and down the Hudson from New York harbor to Albany. WAMC's Hank Gross has more.