It's really easy to gather up stacks and stacks of paper at a conference, most of which you end up not needing or wanting, and so tossing into a recycling bin. I try to avoid paper at conferences for this reason, opting to write down pertinent info in a note pad, or grabbing the good old-fashioned business card which gives the info needed on the smallest amount of paper.

Image: K. Mok

Image courtesy of Teacher Magazine

Before: Evil city trees blocking view of billboards

MTV’s Environmental Campaign Slams False Green Claims

Image source: Go Green Mobile Advertising

Maybe we'll call this an "Almost"-Treehugger. While it is a "creative" use of electric automobiles, but we're sure that adding one more car on the road, especially just to advertise, is the best use of resources. For those stuck in traffic, this is just a waste of space.