Game File: 

SuperTreeRun.zip

If you've played much ExciteTruck, then you know what this is all about.

Use the arrow keys to steer, accelerate and brake. Drive close to trees, but don't run into them!
(That circle marks where trees count for points)

Wouldn't have chosen that music if I hadn't seen this: http://twitter.com/#!/RaveofRavendale/statuses/39116316824576000
But it's perfect!