Here is the full list of all 20 Life in Bunker achievements.
Recycle 2000 garbage
500 Cycles in sandbox mode
Build a reactor on each level
Kill 50 molemen in one game
Build 20 Guard bots in one game
Complete scenario 3
Complete all scenarios
Complete scenario 2
30 residents for 20 cycles
Complete scenario 1
Last for 50 cycles in the bunker
Stay alive in the bunker for 40 cycles
Survive 30 cycles in the bunker
Stay in the bunker for 20 cycles
All researches
Last for 10 cycles in the bunker
Survive 5 cycles in the bunker
New resident
Survive 1 cycle in the bunker
Kill a moleman