1 rich Libsyn https://www.libsyn.com 90 600 More cities and towns, like Pittsburgh, are banning single-use plastic bags in stores and&amp;nbsp;restaurants. But do they work? We speak with an author of a book about the first Earth Day who says it was the&amp;nbsp;inclusion of all types of people that was&amp;nbsp;truly genius. Plus, news about RGGI, bird flu and the Chesapeake Bay. The Allegheny Front https://www.alleghenyfront.org <iframe title="Libsyn Player" style="border: none" src="//html5-player.libsyn.com/embed/episode/id/22878365/height/90/theme/custom/thumbnail/yes/direction/forward/render-playlist/no/custom-color/88AA3C/" height="90" width="600" scrolling="no" allowfullscreen webkitallowfullscreen mozallowfullscreen oallowfullscreen msallowfullscreen></iframe> https://assets.libsyn.com/secure/item/22878365