Karen Glitman: Efficiency Vermont — yesterday, today and tomorrow

Editor’s note: This commentary is by Karen Glitman, the director of Efficiency Vermont.Nearly two decades ago when growing electricity use was leading to increasing costs as well as environmental and financial risk, a group of Vermonters had a bold idea to tackle that era’s energy challenge. In contrast to building power plants, these leaders knew that electric efficiency — “energy not used” — could be quickly deployed at a fraction of the cost, and with littl