energy efficiency

NStar to Participate in New Three-Year Efficiency Program
NStar to Participate in New Three-Year Efficiency Program
NStar to Participate in New Three-Year Efficiency Program
The state's Energy Efficiency Advisory Council has renewed a three-year efficiency plan to be implemented by utility companies across Massachusetts. The three-year plan is based on a similar plan that expires at the end of this year, and aims to save residents and businesses nearly $9 billion...