Diesel is no longer a dirty word. It's clearly better than it's ever been. That was the message we constructed when the VDA asked for an entirely new North American brand identity.

Website
Here we put Clean Diesel in its environment to immediately challenge the perception that diesel is dirty. As the user scrolls down, each frame transitions to tell an engaging story with rollover hot points that reveal hard-hitting facts.

http://clearlybetterdiesel.org/

OOH
Found in parking lots, tunnels and sidewalks, reverse graffiti is the act of cleaning dirt while creating art. It demonstrates the reduced emissions of clean diesel.