For turning off 5 transmitters.

For starting the ozonizer to purify the water.

For removing an obstacle with explosives for the first time.

For repairing 2 suspension bridges

For searching 12 ruins with rescue dogs.

For treating 5 animals for panic.

For repairing the first train station.

For extinguishing burning peat bogs on level 30.

For repairing 3 electric vehicles.

For arresting all marauders in the level.

For ordering the first delivery.

For repairing the electrical substation on level 45.

For clearing the lake of trash.

For repairing 10 stores.

For catching 10 cultists.

For building 5 ambulance bases.

For removing impenetrable fog on level 2.

For chasing away all snakes in the level.

For rescuing 12 people from the water with dogs.

For building 5 hospitals.

For turning off the first bucket-wheel excavator.

For repairing 5 helipads.

For saving 4 cats. Careful, they might scratch!

For eliminating a total of 6 power-line junctions.

For repairing the boat station.

For repairing the communication tower.

For repairing the first alarm system.

For clearing 7 spots of contaminated soil.

For eliminating the first plasma ball.

For evacuating people from the mountain on level 45.

For eliminating the blizzards.

For planting 6 trees.

For rescuing a total of 3 dolphins from nets.

For cleaning the pond of oil slicks on level 42.

For eliminating all mold in the level.

For cleaning the air of narcotic gas.

For stocking the pond on level 23.

For eliminating methane emissions in level 17.

For rescuing all dogs on level 6. Careful, they might bite!