As a way of celebrating Earth Day, here is a campaign from Germany that reminds us about some of the problems that come with globalization. Great art direction morphs different means of transportation into the products they are carrying.
Disclaimer: the "names" of the ads are just my own interpretation...
If you are interested in being part of Earth Day, you still have time. A good number of events are scheduled for this weekend, to see the complete list go to Earth911.com