Slate wants your best ideas for how to live a cheaper, more energy-efficient life.

Collective wisdom.
June 15 2010 7:06 AM

The Efficient Life

Slate wants your best ideas for how to live a cheaper, more energy-efficient life.

Voting for the Efficient Life has ended, but you can browse all the submissions below.  

Daniel Gross is a longtime Slate contributor. His most recent book is Better, Stronger, Faster . Follow him on Twitter.