This is like the EPA is going to try and regulate dust balls!
They are already trying to do this!!! It is actually Dust!
I thought you were joking about dust then saw another post.
Well you are corret. The EPA has been regulating dust since 1987 and is now ‘tightening’ the regulations.
EPA on Tightening Dust regulations:
http://www.epa.gov/region9/air/phoenixpm/fuss.html
EPA on gravel roads and dust:
http://epa.gov/owow/NPS/gravelroads/sec4.pdf
EPA tightening 1987 dust regulations:
http://wmbriggs.com/blog/?p=4385