Technologies

Marine

Name	Cost	Required	Leads to
Shipbuilding	10  10	None	Navigation, Nets
Navigation	15  15	Shipbuilding	Tacking, Militia
Nets	15  15	Shipbuilding	Fish Traps*
Tacking	20  20	Navigation	Oars*
Militia	20  20	Navigation	None
Fish Traps*	?	Nets	None
Oars*	?	Tacking, Woodworking	None

* not yet available

Agriculture

Name	Cost	Required	Leads to
Agriculture	10  10	None	Forestry, Crop Rotation, Domestication
Forestry	15  15	Agriculture	Woodworking
Crop Rotation	15  15	Agriculture	Irrigation
Domestication	15  15	Agriculture	Plow*, Cavalry*
Woodworking	20  20	Forestry	Oars*
Irrigation	20  20	Crop Rotation	Plow*
Plow*	25  25	Domestication, Irrigation	None

* not yet available

Military

Name	Cost	Required	Leads to
Training	10  10	None	Equipment, Fortification
Equipment	15  15	Training	Cavalry*, Archery*
Fortification	15  15	Training	Concrete, Strategy*
Cavalry*	?	Domestication, Equipment	None
Archery*	?	Equipment	Ballistics
Concrete	20  20	Fortification	None
Ballistics	15  15	Archery*	None

* not yet available

Administration

Name	Cost	Required	Leads to
Organization	10  10	None	Construction, Road Building, Strategy*
Construction	15  15	Organization	Architecture
Road Building	15  15	Organization	Administration
Strategy*	?	Organization, Fortification	Tactics*
Architecture	20  20	Construction	None
Administration	20  20	Road Building	Tactics*, Diplomacy*
Tactics*	?	Strategy*, Administration	None

* not yet available

Observation

Name	Cost	Required	Leads to
Cartography	10  10	None	Trade*, Espionage, Scouting
Trade*	?	Cartography	Diplomacy
Espionage	15  15	Cartography	Infiltration
Scouting	15  15	Cartography	Observation, Climbing*
Infiltration	20  20	Espionage	None
Observation	15  15	Scouting	Diplomacy*
Diplomacy*	?	Administration, Trade*, Observation	None

* not yet available

Geology

Name	Cost	Required	Leads to
Geology	10  10	None	Prospecting, Extraction, Climbing*
Prospecting	15  15	Geology	Amalgamation
Extraction	15  15	Geology	Pulley
Climbing*	?	Geology, Scouting	None
Amalgamation	20  20	Prospecting	Mechanization*
Pulley	20  20	Extraction	Mechanization*
Mechanization*	?	Amalgamation, Pulley	None

* not yet available