Section: Social Complexity

Subsection: Specialized Buildings

Irrigation System

Talking about specialized buildings, irrigation systems are polity owned (which includes owned by the community, or the state), no Descriptions IN Codebook (See here)

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Variable	Definition
Polity	The Seshat Polity ID
Year(s)	The years for which we have the data. [negative = BCE]
Tag	[Evidenced, Disputed, Suspected, Inferred, Unknown]
Verified	A Seshat Expert has approved this piece of data.

Variable	Definition
irrigation_system	The absence or presence of irrigation system for a polity.

Actual Data:

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#	Polity	Year(s)	Irrigation System	Description	Edit
61	(Ostrogothic Kingdom)	Full Year Range of Ostrogothic Kingdom is assumed. [489, 554]	present	None
62	(Aztec Empire)	Full Year Range of Aztec Empire is assumed. [1427, 1526]	present	None
63	(Neolithic Yemen)	Full Year Range of Neolithic Yemen is assumed. [-3500, -1201]	unknown	None
64	(Cahokia - Emergent Mississippian I)	Full Year Range of Cahokia - Emergent Mississippian I is assumed. [750, 900]	absent	None
65	(Kingdom of Georgia II)	Full Year Range of Kingdom of Georgia II is assumed. [975, 1243]	present	None
66	(Epiclassic Basin of Mexico)	Full Year Range of Epiclassic Basin of Mexico is assumed. [650, 899]	unknown	None
67	(Late Qing)	Full Year Range of Late Qing is assumed. [1796, 1912]	present	None
68	(Western Han Empire)	Full Year Range of Western Han Empire is assumed. [-202, 9]	present	None
69	(Western Zhou)	Full Year Range of Western Zhou is assumed. [-1122, -771]	present	None
70	(Classic Basin of Mexico)	Full Year Range of Classic Basin of Mexico is assumed. [100, 649]	unknown	None

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