Allentown School District officials tour the Da Vinci Science Center at PPL Pavilion ahead of its spring opening independantexpress.com - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from independantexpress.com Daily Mail and Mail on Sunday newspapers.
Poorly planned development that's led to a boom in warehouses threatens the Lehigh River's water quality through increased pollution and runoff, says the nonprofit American Rivers.