Extreme radiation causes you to take damage unless you're on manmade tiles. A fun challenge for territory expansion.
Original mod by westoncraft, updated to 1.0/1.1 by Xorimuth.
I am playing with stranded 2 and here it seems like landfill prevent me from taking damge. not sure if landfill is counted as a safe tile or not just noticed as I haven't actually used landfill in my normal games so I thought pointing it out and see if that's within this or stranded 2 issue.