Here is the full list of all 20 Mountain Rescue Simulator achievements.
Finish mission 19
Finish mission 18
Finish mission 17
Finish mission 16
Finish mission 15
Finish mission 14
Finish mission 13
Finish mission 12
Finish mission 11
Finish mission 10
Finish mission 9
Finish mission 8
Finish mission 7
Finish mission 6
Finish mission 5
Finish mission 4
Finish mission 3
Finish mission 2
Finish mission 1
Finish mission 20