EnvironmentDecember 1, 2009
Delivering the U.S. from Oil
Plug-in hybrid trucks are improving the long view of the short haul
Stories by Amanda Schupak
December 1, 2009
World Changing Ideas: 20 Ways to Build a Cleaner, Healthier, Smarter World
From solar power to powering our planet with garbage, Scientific American explores ideas that would improve our planet