Here is the full list of all 37 Microcivilization achievements.
Win the Babel Tower Scenario
Own 8 Forests
Win the World War
Have 100,000 Population
Unlock Modern Era
Defeat the Great Smog
Overcome the Great Revolution
Own 3 Forests
Own 3 Quarries
Defeat 100 Crises
Unlock Industrial Era
Have 10,000 Population
Unlock Renaissance Era
Defeat the Great Plague
Have 3 Village Tiles
Unlock Medieval Era
Defeat The Slave Revolt
Click the Main Button 5,000 times
Have 1,000 Population
Defeat 10 Crises
Unlock Classical Era
Overcome The Neolithic Revolution
Defeat 1 Crisis
Click the Main Button 1,000 times
Have 50 Population
Click the Main Button 100 times
Click the Main Button 50,000 times
Own 8 Villages
Own 3 Farmlands
Own 8 Farmlands
Own 8 Quarries
Unlock all Ascensions
Finish Level 10 of The Babel Tower
Finish Level 15 of The Babel Tower
Finish Level 20 of The Babel Tower
Have 10 Activated Pyramids
Defeat 1,000 Crises