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10/22/2010 :: Western PA Trails Symposium
Information: http://www.paenvironmentdigest.com/newsletter/default.asp?NewsletterArticleID=16613
Location: Cranberry Twp., Butler County
 
10/22/2010 - 10/23/2010 :: Susquehanna River Symposium
Information: http://www.paenvironmentdigest.com/newsletter/default.asp?NewsletterArticleID=16964
Location: Bucknell University, Lewisburg