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Out with the Coal

Duke University Successfully Converts a Coal-powered Steam Plant to Natural Gas When Durham, N.C.-based Duke University’s steam plant was built 100 yards from the railroad…



Boston’s Big DER

Super-insulated Cladding Cuts Energy Costs and Improves Occupant Health in an Affordable-housing Community The term “deep-energy retrofit,” or DER, may not be familiar to every…


Military Snaps to Attention

The U.S. Department of Defense Tests Metal Roof Technology Integrating Renewable Energy and Sustainability Features According to Washington, D.C.-based Energy Star, there are 4.8 million…


Are You Ready To LED?

Quick Tips about Choosing and Installing LEDs Since late 2007, LED technology has evolved dramatically. The individual components have advanced in terms of lumen output…


Getting Started with HVAC Retrofits

Efficient Mechanical Systems Can Contribute to Building Energy Savings Why retrofit your heating, ventilating and air-conditioning system? The answer is because it very well may…