Looking back one, two and five years ago today on Worldchanging:

2009
New York Times on Social Translation
Ethan Zuckerman discusses “the polyglot internet” and how human approaches to translation are important at a time when people around the world are creating online content in their native languages...

2008
No post for today!

2005
Rage Against the SUV
While the raison d'etre of WorldChanging is to focus on the positive, I'm always susceptible to the charms of a good, non-violent, visually appealing environmental protest action. SUVs, with their magnetic combination of ostentatious materialism and fuel over-consumption, continue to inspire all sorts of creative resistance...

Other recent "look backs":
May 13
May 14
May 18