By Susan Barnett
http://stream.publicbroadcasting.net/production/mp3/wamc/local-wamc-733267.mp3
Washington, DC – Air pollution isn't just affecting our lungs. The resulting acid rain is affecting our water and our landscape. A new study indicates the problem's an urgent one, and researchers are lobbying in Washington this week to get legislators to take action. Hudson Valley bureau chief Susan Barnett reports.