WABI (Channel 5) was at the Unitarian Universalist Church in Bangor Saturday to watch University of Maine economics undergraduates and graduate students build energy-efficient window inserts for area residents. The service learning project, a partnership with the Rockland-based nonprofit Window Dressers, was organized by assistant professor of economics Sharon Klein. “It can seem complicated and read more Students help Bangor residents save heating dollars, WABI reports