Environmentalist are heartless opinionated bastards that don't give a crap about any one else but themselves, according to whom cycling is preventing hikers from "enjoying quiet solitude and serenity".
Environmentalist 1: "Lets go make a scene for no reason"
Environmentalist 2: "Sure what you wanna do?"
Environmentalist 1: "Why not file a law suit to screw over bikers making 168 miles of Montana's trail into 60 miles just for the hell of it?"
Environmentalist 2: "Sounds like a good time..."