Try to keep the oxygen level to the defined amount for every level. Earn defined amount of money before the game is over. Keep the oxygen level to the defined amount.
Earn defined amount of money before the game is over. Build factory to earn money also that will decrease oxygen level so plant tree to level the oxygen. Each factory building cost $100 and each tree planting cost $10. Target for every level is shown at starting of each level. Always keep money amount greater than $1000.
Plot factories and plants to keep balancing oxygen level.
FEATURES
- Tap and plant trees
- Tap and build factories
- Balance the oxygen level by planting trees
- Limited time
- Oxygen level meter