I don't see definition parks can be considered unimproved under any definition.
This law should not be allowed into effect as stands. It is ambigiuous to the point of laughability and if it breaches any existing contracts, we would be held liable.
It was a ridiculous Bill, one of the lowlights of my time as Speaker, I was very ill at the time and missed the vote deadline by a few hours - my nay would have defeated it 3-2.
As most of those Bills, there was a nugget of truth or reason in it - then it was given steroids.