Sick of hunting for a space to park your bike? This brilliant concept utilizes unused vertical urban areas (and some people power) to create plenty of parking.

"Inner City Snail", a unique concept by creative master Slinkachu, uses non-toxic paint to turn sluggish molluscs into miniature masterpieces of urban art.

The closest most graffiti taggers get to being green is using spray paint without CFC's, but some green graffiti artists are taking their art to a new level.