Colony tech branch

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One of your long-term objectives is to unlock new technologies from the five branches of the tech tree. In the aftermath, much of mankind’s knowledge was either lost or outright destroyed. Fragments can still be recovered from various locations on the world map to aid the colony. The research locations can be searched for Science points Science points which, unlike other resources, are immediately available for the colony. And the bigger your specialists' research skill is, the faster they can extract all the usable knowledge a particular location has to offer.

Branch focus[edit]

The Colony tech branch Colony tech branch focuses on the direct well-being of the colonists by improving the following:

  • Happiness level 3.png Buildings affecting colonist happiness.
  • Health.png Buildings affecting colonist health.
  • Shelter.png Buildings affecting colonist housing.
  • Decorations Selection of decorations for the colony.

Category legend[edit]

Each researched technology offer one of eight unlock effect types. These can be determined at a glance by the tech frame's top color and are as follows:

  • Building unlock Building unlock - Unlocks a new building.
  • Building upgrade Building upgrade - Unlock a building's upgrade option.
  • Decorations Decorations - Create a more charming environment.
  • Durability Durability - Improves buildings' protection against natural deterioration or elements like cold or Pollution.
  • Efficiency Efficiency - Improves the speed or amount of production.
  • Ideology Ideology - Special improvements based on your chosen ideology (hardy survivalist, visionary architect, chaotic misfit).
  • People People - Affects or improves people's lives and Happiness.
  • World map World map - Enhances actions on the World Map.

List of technologies[edit]

Technology Time Science points Type Unlockables Prerequisites Description
Tech heavy tarps.png Heavy Tarps 15h 50 Durability
  • Defense.png +40% Durability to:
    • Emergency Shelter
    • Tent
N/A It's not much in terms of comfort, but making the tarps in tents more rigid gives them a bit more strength and lessens the feeling your home might fly off at a modest breeze.
Tech nurses.png Nurses 15h 75 People
  • Work slots +1 Work slots to:
    • Medical Tent
N/A Shared duties and clear communication in life-threatening situations are paramount, so colonists are treated quickly and correctly.
Tech weatherproof seams.png Weatherproof Seams 15h 25 Ideology
  • Repair cost −3 Repair cost to:
    • Emergency Shelter
    • Tent
  • Tech heavy tarps.png Heavy Tarps
  • Ideology Hardy survivalist
Learning to do seams that hold up in the rain, snow or meteor storm means tents and emergency shelters can be repaired with small patches instead of replacing entire sections.
Tech medical training.png Medical Training 15h 50 Efficiency
  • Healing speed +15% Healing speed to:
    • Medical Tent
Tech nurses.png Nurses Without a steady supply of medicine and medical equipment, people have to rely on simple, straightforward methods of healing. Learning about these is key in keeping your population safe.
Tech remembrance.png Remembrance 18h 100 Building unlock Building memorial.png Memorial Either:
  • Tech heavy tarps.png Heavy Tarps
  • Tech nurses.png Nurses
Remembering those who are gone is painful, but it is the only way forward. A Memorial allows people to light a candle for those who did not survive the aftermath.
Tech simple decorations.png Simple Decorations 15h 25 Decorations
  • Tiny Pink Flowers Tiny Pink Flowers
  • Tiny White Flowers Tiny White Flowers
  • Red Flowers Red Flowers
  • White Flower Bush White Flower Bush
  • Green Tree Green Tree
Tech remembrance.png Remembrance A modest selection of decorations to cheer up your modest Colony.
Tech education.png Education 21h 120 Building unlock Building school.png School Tech remembrance.png Remembrance Educating future generations at Schools is more important than it has ever been. Educated children gain a permanent Educated trait if they go to school long enough. Education makes them more efficient members of society once they start working.
Tech pavement.png Pavement 15h 50 Building unlock Paved Road.png Paved Road Tech education.png Education Caesars and pharaohs figured stone-paved roads were the way to bring a bit of civilization to a settlement—and keep their sandals clean.
Faster movement on Paved Roads.
Tech building upgrade water.png Flushing 18h 100 Building upgrade Building toilet.png Toilet Tech education.png Education Using water to sweep away excrement benefits nature and leaves colonists feeling more refreshed after relieving themselves. Unlike Outhouses, Toilets do not create excess waste.
Tech cleansing.png Cleansing 1d 11h 200 Building unlock Building sauna.png Sauna Tech building upgrade water.png Flushing Hygiene in the post-apocalypse seems like a minor thing to worry about. Yet, if completely forgotten, it will lead to diseases that would have been easily prevented with a nice shower and a bit of socializing in a hot Sauna.
Saunas require Firewood to function.
Tech warmer shelters.png Steam Rooms 18h 100 Building upgrade Building steam sauna.png Steam Sauna Tech cleansing.png Cleansing Warming up in steamy Saunas wash away all the nasty particles clinging to them. Advances in technology also provide this to be an environmentally friendly option, as it does not create any excess pollution.
Tech medical center.png Medical Center 1d 20h 250 Building unlock Building field hospital.png Field Hospital Tech cleansing.png Cleansing There is no way to keep a large colony healthy with a simple Medical Tent. A properly managed Field Hospital is both more spacious and effective in treating a wide variety of conditions. Requires access to a Water Tower.
Tech improved recipes.png Prescriptions 1d 3h 150 Efficiency
  • Healing speed +25% Healing speed to:
    • Field Hospital
Tech medical center.png Medical Center It's rather likely medics will be treating the same people over and over in the aftermath. Knowing and keeping track of patients helps give them the right treatment faster.
Tech med lab.png Medicine Production 2d 5h 300 Building unlock Building medical lab.png Medical Lab Tech medical center.png Medical Center Finding usable medicine in the wastelands is almost pure luck. With a Medical Lab, the colony can produce the required pills and antibiotics itself.
Tech stacked burial beds.png Chants 1d 11h 200 Building unlock Building cemetery.png Cemetry Tech medical center.png Medical Center Recovering old familiar songs and giving a ritualistic burial to the lost ones create a sense of community and togetherness when reminiscing of what's been lost.
Tech bunk beds.png Bunk Beds 21h 120 Building upgrade
  • Building emergency shelter.png Cramped Emergency Shelter
  • Building tent.png Cramped Tent
Tech remembrance.png Remembrance Shelter space is at a premium and some concessions to comfort might be in order to save as many as possible. Survival must come first.
Tech communal living.png Communal Living 1d 3h 150 Building unlock
  • Building shanty.png Shanty
  • Building tenement.png Tenement
Tech bunk beds.png Bunk Beds Getting people out of tents and into better housing takes some planning. Tenements house several people within the same cramped space. A Shanty gives more space per colonist but is more costly to build. Both of these buildings are safer than Tents and Emergency Shelters, and they offer better protection against radiation.
Tech roof supports.png Roof Supports 15h 50 Ideology
  • Defense.png +40% Durability to:
    • Shanty
    • Tenement
  • Tech communal living.png Communal Living
  • Ideology Visionary architect
In general, colonists appreciate their shelters not caving in on them while they sleep. Proper supports prop up the roof and strengthen the structure to a point.
Tech interior walls.png Interior Walls 1d 8h 180 People
  • Happiness level 3.png +20 Happiness to:
    • Tenement
Tech communal living.png Communal Living A large open space shared with other residents discourages intimacy. Crude interior walls gives couples some much-needed privacy. Children are more likely to be born in Tenements.
Tech sweet porcelain.png Sweet Porcelain 1d 8h 180 People
  • Happiness level 3.png +20 Happiness to:
    • Shanty
Tech communal living.png Communal Living The smooth touch of porcelain is definitely a luxury in the aftermath. Shanties with an actual indoor toilet are loved by the tenants and envied by their neighbors.
Tech aggression release.png Aggression Release 1d 3h 150 Building unlock Building arena.png Arena Either:
  • Tech interior walls.png Interior Walls
  • Tech sweet porcelain.png Sweet Porcelain
For some, the way to relax is to get punched in the face or see someone else knocked silly. The Arena allows Colonists to brawl and let off some steam while others enjoy the carnage from the stands. Perhaps not civilized, but it sure is fun!
Tech simple decorations.png Impressive Decorations 15h 50 Decorations
  • Bottle Cactus Bottle Cactus
  • Log Flowers Log Flowers
  • Brazier Brazier
  • Plastic Flowers Plastic Flowers
  • Plastic Viola Plastic Viola
Tech aggression release.png Aggression Release An impressive selection of decorations to enliven your burgeoning settlement.
Tech comfortable housing.png Comfortable Housing 1d 11h 200 Building unlock Building house.png House Tech aggression release.png Aggression Release Move your colonists from cramped and leaky quarters into proper houses. A House offers the pinnacle of post-apocalyptic luxury and comfort, if you can afford to build one.
Tech roof supports.png Supported Walls 1d 11h 200 Building unlock Building two-story house.png Two-story House Tech aggression release.png Aggression Release Building more than one floor is not as straightforward as it sounds. Making them cheap and sturdy at the same time is a real feat of engineering.
Tech knowledge preservation.png Knowledge Preservation 1d 11h 200 Building unlock Building library.png Library Either:
  • Tech comfortable housing.png Comfortable Housing
  • Tech roof supports.png Supported Walls
Preservation of old world texts in a Library is smart for several reasons. That way, you can learn from the past or sometimes just let stories whisk you away from a harsh reality.
Tech simple decorations.png Elegant Decorations 15h 50 Decorations
  • Small Green Bush Small Green Bush
  • Tall Green Bush Tall Green Bush
  • Lantern Lantern
  • Bottle Tree Bottle Tree
  • Paper Windmills Paper Windmills
Tech knowledge preservation.png Knowledge Preservation A reasonably elegant set of decorations to jazz up your growing Colony.
Tech couch potato.png Couch Potato 2d 5h 300 Building unlock Building movie theater.png Movie Theater Tech knowledge preservation.png Knowledge Preservation Look, sometimes you just want to sit down and enjoy a silly movie or watch a documentary about ice lake fishing. The Movie Theater is a good way to do just that.
Tech powered heaters.png Makeshift Radiators 2d 1h 280 Building upgrade
  • Building house.png Heated House
  • Building two-story house.png Heated Two-story House
Tech knowledge preservation.png Knowledge Preservation Recovering old familiar songs and giving a ritualistic burial to the lost ones creates a sense of community and togetherness when reminiscing of what's been lost.
Tech cabinets.png Cabinets 2d 5h 300 Building unlock Building game arcade.png Game Arcade Either:
  • Tech couch potato.png Couch Potato
  • Tech powered heaters.png Makeshift Radiators
A selection of classic Game Arcade cabinets explain why Colonists willingly spend hours on end inside this dark, noisy space and come out happier than they went in.

References[edit]