Quote Originally Posted by RoadToad View Post
Why is the air breathable in Louisville (and plenty of other cities in America you name)? EPA
Why have our sewers only blown up ONCE? EPA
Why haven't we had many worse environmental disasters than Exxon Valdez and the Gulf oil spill? EPA

That's another list you could go and on with. Well, someone who looks at it objectively could.
Good response.......

BUT you're off the mark with regards to louisville air quality........I think Louisville will always have crappy air quality due to locality. Also, we no longer VET test our vehicles. What does quality look like versus when we did?

BTW........here is a neat PDF.

http://rivers.hanover.edu/doc/AirHistory2-10.pdf

Later,

Geo