Technology

**Technologies** can be unlocked in the Library by spending Research, which is produced at the Explorer's Hut from Ancient Technology scattered in deposits around a given Island.

## Brief Overview

In total, the complete tech tree requires:

* 1,030 Green Research
* 1,630 Red Research
* 1,230 Blue Research
* 610 Purple Research
* 350 Yellow Research

## Green Tier

Green Tier technologies are available from the start of the game, and provide everything needed to begin colonizing other Islands.

###  Warehouse

Allows construction of Warehouses, which store extra Resources.

###  Elevator

Allows construction of Elevators, which allow Peeps to move between levels.

###  Repair

Allows repair of ancient Ruined Buildings.

###  Gardening

Allows construction of Vegetable Fields, Orchards and Tea Fields, which produce Vegetables, Fruits, and Tea respectively to make Peeps happier.

***Prerequisites***

* Warehouse

###  Mining

Allows construction of Quarries, which produce Stone and spread Pollution to surrounding tiles.

***Prerequisites***

* Elevator

###  Metalwork

Allows construction of Iron Mines, Iron Smelters and Toolsmiths, which produce Iron and Tools and spread Pollution to surrounding tiles.

***Prerequisites***

* Mining

###  Bridge

Allows construction of Bridges between tiles.

***Prerequisites***

* Metalwork

###  School

Allows construction of Schools, which creates children who will grow into Peeps if the island has empty Accommodations.

***Prerequisites***

* Metalwork

## Red Tier

Red Tier technologies are unlocked after Red Research is first produced once the player explores a second island. Red Technologies provide more ways to increase Peeps' Happiness, early means of producing Power, and the ability to build more Ships, and also unlock most intermediate Resources.

###  Shipping

Allows construction of Shipwrights to create Ships, and Ports to load Resources onto Ships.

***Prerequisites***

* Warehouse

### Pollution Cleaner

 Allows construction of Cleaners who go out and clean up Pollution.

***Prerequisites***

* Repair
* Shipping

###  Power

Allows construction of Wood Power Generators. Wood Power Generators spread Pollution to surrounding tiles. At the beginning of the game, the repairing the Power Generator found on the first island serves as the Wood Power Generator for that Island.

***Prerequisites***

* Metalwork
* Shipping

###  House

Allows construction of Houses which accommodate more Peeps than Huts

Unlocking this technology will immediately increase the minimum and maximum happiness level of each Peep.

***Prerequisites***

* School
* Shipping

### Decontamination

Allows construction of Decontaminators

***Prerequisites***

* Pollution Cleaner

###  Cooking

Allows construction of Kitchens and Smoothie Makers, who produce Meals and Smoothies, which make Peeps much happier. Kitchens and Smoothie Makers spread Pollution to surrounding tiles.

***Prerequisites***

* Gardening
* Power

###  Fountains

Allows construction of Fountains which makes nearby Peeps happy.

***Prerequisites***

* Gardening
* Shipping

###  Glasswork

Allows construction of Sand Mine and Glass Smelter, which produce Glass. Also allows construction of Marketplace, where you can make Luxuries to improve your Peep's mood. Glass Smelters spread Pollution to surrounding tiles.

***Prerequisites***

* Power

###  Fuel

Allows construction of Oil Wells and Fuel Refineries, which produce Fuel. Oil Wells and Fuel Refineries spread Pollution to surrounding tiles.

***Prerequisites***

* Glasswork

###  Clothing

Allows production of Clothing to protect your Peeps in cold and hot Climates.

***Prerequisites***

* House
* Glasswork

###  Oil Power

Allows construction of Oil Power Generators, which produce much more Power than Wood Power Generators. Oil Power Generators spread Pollution to surrounding tiles.

***Prerequisites***

* Fuel

###  Steel

Allows construction of Steel Smelters which make Steel from Iron. Steel Smelters spread Pollution to surrounding tiles.

***Prerequisites***

* Fuel

## Blue Tier

Blue Research is not found on the starting Planet; the player must repair the Ruined Spaceship and colonize another Planet to discover Blue Technologies. Blue Technologies unlock most of the game's remaining systems: constructing additional Spaceships, upgrading Roads and Buildings, more/better ways to make Peeps happy, and most advanced Resources. They also allow the player to solve and pacify most Guardians.

###  Baking

Allows construction of Wheat Fields, Windmill and Baker, to make Bread which makes Peeps happier. Bakeries spread Pollution to surrounding tiles.

***Prerequisites***

* Cooking

###  Farming

Allows construction of Cow Farms (which produce Milk) and Sheep Farms (which produce Wool). Farms spread Pollution to surrounding tiles.

***Prerequisites***

* Gardening

###  Irrigation

Allows upgrading Fields with Irrigation which increases their production speed.

***Prerequisites***

* Fountains

###  Lighting

Allows upgrading construction of Light Towers which scare away Gremlins.

***Prerequisites***

* Glasswork

###  Music

Music Shops produce Minstrels who wander your towns cheering Peeps up.

***Prerequisites***

* House

###  Apartments

Allows construction of large Apartments to house many Peeps.

***Prerequisites***

* Clothing

###  Museum

Allows construction of Museums, which house Sages who research the answers to the Sphinx's riddles.

***Prerequisites***

* House

###  Training Ground

Allows construction of Training Grounds, which house Wrestlers who wrestle the Minotaur.

***Prerequisites***

* House

###  Salt Removal

Ocean-side Desalination Plant produces Water even in the Desert and also produce Salt. Desalination plants spread Pollution to surrounding tiles.

***Prerequisites***

* Irrigation

###  Spaceflight

Allows construction of Launch Pads to create Spaceships, and Landing Pads to load Resources onto Spaceships.

***Prerequisites***

* Fuel

### Cement

File:Cement.png
Allows construction of the Cement Maker, which produce [sic] Cement. Cement is used to produce Stone Roads and construct many advanced buildings

Cement Makers spread pollution to surrounding tiles

***Prerequisites***

* Chemicals

### Meeting Square

 File:Meeting Square.png
Allows construction of an area for Parties!

***Prerequisites***

* Music

### Advanced Shipping

 File:Advanced Shipping.png
???

(Paraphrasing: Enables the construction of larger ships)

***Prerequisites***

* Spaceflight
* Cement

###  Tinkering

Allows construction of Gadgeteers who produce Gadgets, which are used to construct and upgrade advanced Buildings. Gadgeteers spread Pollution to surrounding tiles.

***Prerequisites***

* Spaceflight

###  Automation

Allows upgrading of many Buildings with Automation which increases their production speed, decreases the number of Peeps needed to operate them and makes the building operate slowly even when no Peeps are present.

***Prerequisites***

* Tinkering

###  Clean Power

Allows construction of Solar Power and Wind Power generators. Solar Power Generators can only be built on Desert tiles. Wind Power Generators can only be built on Snow tiles.

***Prerequisites***

* Tinkering
* Oil Power

### File:Space Elevator.png Space Elevator

Allows construction of Space Elevators, which feed smaller Space Whales so they don't eat your Planets.

***Prerequisites***

* Baking
* Tinkering

### Shelters

Allows construction of new Shelters, which will protect Peeps during Space Whale attacks.

***Prerequisites***

* Tinkering

## Purple Tier

Purple Research is only found on the innermost and outermost Planets, furthest from the player's starting Planet. Purple Technologies unlock end-game features like renewable Electronics production and exploitation of Astrobaleenium. They also provide the solution to the remaining Guardians....

###  Laser

Allows construction of Astrobaleenium Mines which produce Astrobaleenium.

***Prerequisites***

* Lighting
* Tinkering

###  Battery Power

Allows construction of Battery Plants and Battery Power Generators which allow Power to be transported between Islands and Planets. Battery Plants spread Pollution, but Battery Power Generators don't.

***Prerequisites***

* Clean Power

###  Shielding

Allows construction of Aegis Shields which protect your Planets from Space Whales.

***Prerequisites***

* Spaceflight
* Clean Power

###  Protective Clothing

Protects your Peeps when they're working on Astrobaleenium Deposits.

***Prerequisites***

* Tinkering
* Apartments

### Whale Charming

Allows construction of Whale Charmer...

***Prerequisites***

* Museum
* Clean Power

###  Electronics

Allows construction of the PCB Maker which produces fresh new Electronics. PCB Makers spread Pollution to surrounding tiles.

***Prerequisites***

* Laser

###  Filtering

Allows upgrading many Buildings with Filtering which reduces their Pollution output.

***Prerequisites***

* Battery Power

## Yellow Tier

Yellow Research is found on the Crystal Island on the starting planet, and allows the player to build new Transmogrifiers with new recipes and generate unlimited Research.

###  Transmogrifier

Allows construction of new, larger Transmogrifiers, with new recipes that use Crystals as a catalyst.

***Prerequisites***

* None

###  Research Institute

Allows construction of the Research Institute, which generates research, unlocks technologies on Islands regardless of if they have a Library, and provides more information on Space Whale attacks.

***Prerequisites***

* Transmogrifier

###  Advanced Transmogrifier

Unlocks more recipes for the Transmogrifier.

***Prerequisites***

* Research Institute