If the Greenland ice cap melts, sea level will change markedly. The Watermarks Project wants to drive home this point by using projectors to mark the high water line on existing structures. It certainly would be a hard message to over-look.
Projectors are used regularly for art projects and advertising messages. In keeping with the times, the activists are adapting.
Implications - Projected publicity provides companies with an inexpensive, semi-permanent, and extremely creative way to communicate a message. Considering that this technique is fairly new, consumers will be attracted to it because of its novelty, as well as the room it gives for utter and complete creativity since it allows for use of public property without making a tangible mark.