Nature Unleashed: Fire

After a dirt biker is injured, Forest Ranger Jake Langford gets the assignment to lead the rider and his group safely out of the forest. But when a mysterious, angry arsonist sets off fires across the park, the group is trapped in a raging inferno...and the way out is through an old abandoned mine that's full of methane gas - which is not only poisonous, but very, very flammable... (official distributor synopsis)