I notice she wears a revolver and not an automatic. I wonder if that's just personal preference or whether the extreme cold is an issue with automatic hand guns?
Revolvers are a popular open carry choice in Alaska regardless of temperature. The main advantage is the larger caliber in a more “compact” sized revolver for larger threats like brown bears compared to pistol handguns.
Airplane refuel stop! Highest north location. That's why she is there. Without her things in the far north will shut down! Why do you thinks there...for the water?