Satellites could be pinged for help in areas with no wifi / internet
Phreatic volcanic eruptions could occur without warning
Safety essentials and tips could be used for hiking
Pinching finger knuckles' skin could be a test for dehydration
Travel could be walking long distances
Clothes could repel ticks
Wilderness or warming huts could provide a nice break
A belt could be used for survival
Plants, animals, birds, rocks, minerals, and trees could be discovered through apps
Real-time hiking and skiing reports