Energy department looks to standardize definition.
New technologies will cut use of climate-damaging refrigerants.
Better food choices, exercise options at work shown to reduce obesity.
Seismic activity shown to affect nearly half of Americans.
Partnerships will help communities prepare for electrical disruptions.
Illinois repeats as top state for green-certified buildings.
New technology to improve the efficiency of wind power systems.
Green programs combine to improve building sustainability.
Tips for roof repair and membrane maintenance strategies.
New “heat mirror” could revolutionize facility cooling.