The Efficient Planet

The Worst Way to Measure Energy Efficiency

The international focus on “energy intensity” is hurting the fight against climate change.

March 15 2013 2:50 PMMy Train FantasyWhere’s our high-speed rail?
March 7 2013 5:37 AMWe’re Spreading What on Our Parks?How to turn your own waste into top-grade biosolids.
March 1 2013 12:00 AMA Little Guilt, a Lot of Energy SavingsHow smiley faces and peer pressure can save money—and the planet.
Nov. 29 2012 4:27 PMWhat Obama Can Accomplish Without CongressA dozen ways to fight climate change right now.
Nov. 27 2012 5:45 AMThe Internet Wears ShortsHow Google workers in summer clothes are solving data centers’ pollution problem.
Nov. 19 2012 5:13 AMWhat Willy Loman Could Learn From the Birds and BeesAnimals solve a wildly complex mathematical problem that humans still struggle with.
Nov. 8 2012 6:40 PMLights in Shining ArmorAre LED bulbs ready to save you from high energy bills?
March 12 2013 8:55 AMA Dangerous FixationSynthetic nitrogen was born 100 years ago; it’s why half of us are alive.
March 5 2013 8:18 AMWhat Sex Can Teach Us About Our Energy FutureSimply being “efficient” isn’t enough.
Nov. 30 2012 5:30 AMHow To Make a Bundle on Energy EfficiencyWall Street’s new strategy for investing in good deeds.
Nov. 28 2012 5:15 AMWelcome the Negawatt RevolutionFinally, the United States is beginning to take energy efficiency seriously.
Nov. 26 2012 8:30 AMCar Companies Are Seeing the LightAutomakers are experimenting with lightweight bodies and new engines to meet ambitious fuel efficiency standards.
Nov. 15 2012 4:47 PMThe Natural Gas MythYes, it’s cheaper now. That doesn’t mean we should stop investing in alternative energy.
Nov. 1 2012 12:02 AMCan America Embrace Biking the Way Denmark Has?Cycling can save enormous amounts of energy and money. But the United States remains resistant.