We're leaving money on the table by not improving energy efficiency (image by pfala, CC 2.5 licensed)
Would you spend $520 to save $1,200? That's the choice McKinsey & Co is offering to the U.S. about energy efficiency. In their , released last week, McKinsey shows how the U.S. can reduce its non-transportation energy use by 23%, eliminate the emissions of 1.1 billion tons of greenhouse gases annually, and save $1,200 billion, for a cost of about $520 billion.
They do recognize that achieving these results requires some new thinking on our parts:





