'Earth Hour' Pauses at U.S. Border
Friday, March 30, 2012 - 10:30
in Earth & Climate
Consider an hour without power, from 8:30 to 9:30 p.m. Saturday, local time. Organizers say as many as 1.8 billion will join in the symbolic environmental event worldwide. But if you live in the US, your neighbors may think you just blew a fuse. [More]