As the hours tick down to the People’s Climate March this weekend, cities and private business are already forging ahead...

Our new research reveals that sales of learning thermostats, a very popular form of intelligent efficiency, are expected to be...

Golden State leaders are encouraging trendsetting Californians to “Do Your Thing”TM to set the pace for energy efficiency. State political,...

It’s not easy to communicate excitement around energy efficiency because it’s all about HVAC upgrades, incremental improvements to boiler systems,...

More than 1,000 U.S. companies, including some of the nation’s largest manufacturers, are urging Congress to preserve the 25-year-old Energy...

Despite efforts in Washington to sideline action on climate change, a growing number of Fortune 500 companies are taking increasingly...

Spring brings new growth, new possibilities, and, best of all, a new spaghetti diagram from Lawrence Livermore National Laboratory (LLNL)...

Appliance makers want Congress to ease energy efficiency standards that they say are unrealistic and costly for air conditioners, refrigerators and...