Complete the indicated task to unlock the achievement.

Achievement	How to unlock
Aliens Go Home	Finish 3 missions on 3 stars.
All Clear	Finish 12 missions on 3 stars.
Defcon 1	Fire all superweapons in a single wave.
Endangered Species	Collect 100 Dancing Aliens.
Fiscal Responsibility	Save 1000 or more credits in a single mission.
Gun Forest	Place 50 weapons in a single mission.
Industrial Complex	Build all weapons in a single mission.
Quality Over Quantity	Upgrade 5 weapons to the max in a single mission.
Take A Day Off, Doc	Finish 5 missions without the Research Unit.
Xenocide	Kill 30000 aliens.