The federal government’s ban on incandescent light bulbs took effect on Tuesday, more than a decade and a half after such a rule was first proposed intending to promote energy efficiency. A federal ...

Light bulbs beware: President Barack Obama has announced major changes in lighting standards that advocates say will effectively phase out the least efficient bulbs. "One of the fastest, easiest and ...

Katherine Martinko is an expert in sustainable living. She holds a degree in English Literature and History from the University of Toronto. The U.S. Department of Energy is cranking up the minimum ...

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