To curb the climate crisis, increase national security, and avoid economic disaster as peak oil looms, it's time to accelerate energy efficiency. Green America's simple, doable proposition is this: Let's each cut our energy use by 50 percent in the next five years -- just ten percent per year. Sound ambitious? The city of Juneau, AK, nearly reached that threshold in just four weeks. Our magazine walks you through tips for how to do this yourself.