Is Noise Pollution a Public Health Crisis? Listen Download Embed Share Share this on Facebook (Opens in a new window) Share this on Twitter (Opens in a new window) Share this via Email A National Park Service staffer sets up an acoustic recording station on Going-to-the-Sun Road to capture the impact of traffic on acoustic conditions in Glacier National Park, Mont. ( National Park Service / AP Photo ) Produced by Meg Dalton Hosted by Dr. Melissa Harris-Perry Produced by GBH, PRX and WNYC Studios