I am sure if you ride in the dunes you have heard that Kermit sand dunes has been closed. Atached is a petition going around to open the Monahans dunes for off road use.
http://www.thepetitionsite.com/839/849/281/open-monahans-state-park-for-ohv-family-use/?taf_id=32738117&cid=fb_na#bbfb=540245690