Dan, OHV closures don't occur just because someone doesn't like OHVs. Closures occur for some or all of the following factual reasons:
1) Causing environmental damage
2) Violating noise restrictions
3) Operating unregistered vehicles
4) Violating speed laws
5) Lack of approved spark arrester and/or brakes
6) Riding on illegal trails
7) Trepassing on private property
8) Lack of parental supervision for minors
9) Not wearing and approved safety helmet
10) Driving under the influence of drugs or alcohol
11) Carrying passengers on an OHV not designed for it
Every past closure of an OHV area occurred due to one or more of the above reasons.