The two biggest killers in the great outdoors are poor planning and panic.
Most people don’t die in the wilderness because of the wilderness itself (the wild elements, injuries, rogue grizzly bears, etc.). Most people die because of the mistakes they made when confronted with just such a survival situation.
Here is how to avoid making mistakes, the seven rules for survival courtesy of the U.S. Air Force (though don’t forget first to STOP (Stop; Think; Observe; Plan)):