By Carrie Saldo
http://stream.publicbroadcasting.net/production/mp3/wamc/local-wamc-623462.mp3
Boston, MA – Organizations in the Berkshires and the Pioneer Valley, are working to beat back invasive species at two popular aquatic recreation spots, making the lakes safer and better to use. WAMC's Berkshire Bureau Chief, Carrie Saldo, has the details;