DEC Clean Water Initiative Lecture Series. Clean Water Investment Report. Speaker: Emily Bird. The Department of Environmental Conservation hosts a monthly lecture series on a variety of clean water-related topics, September through June. Lectures are free and open to the public, both in person and online via webinar. Winooski Room at the Department of Environmental Conservation, 1 National Life Drive, Main 2, Montpelier. If you are planning to attend in person, RSVP to [email protected].  You can also attend remotely via Skype for Business Lecture Live-Stream (via Skype for Business).