Section: Social Complexity

Subsection: Specialized Buildings

Irrigation System

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
121	(Khwarezmid Empire)	Full Year Range of Khwarezmid Empire is assumed. [1157, 1231]	present	None
122	(Hohokam Culture)	Full Year Range of Hohokam Culture is assumed. [300, 1500]	present	None
123	(Medang Kingdom)	Full Year Range of Medang Kingdom is assumed. [732, 1019]	present	None
124	(Alaouite Dynasty I)	Full Year Range of Alaouite Dynasty I is assumed. [1631, 1727]	present	None
125	(Austria - Habsburg Dynasty I)	Full Year Range of Austria - Habsburg Dynasty I is assumed. [1454, 1648]	present	None
126	(Armenian Kingdom)	Full Year Range of Armenian Kingdom is assumed. [-188, 6]	present	None
127	(Saffarid Caliphate)	Full Year Range of Saffarid Caliphate is assumed. [861, 1003]	present	None
128	(Golden Horde)	Full Year Range of Golden Horde is assumed. [1240, 1440]	present	None
129	(Avar Khaganate)	Full Year Range of Avar Khaganate is assumed. [586, 822]	unknown	None
130	(Monagrillo)	Full Year Range of Monagrillo is assumed. [-3000, -1300]	absent	'In some parts of the world [agricultural risk-minimization] was accomplished through infrastructure such as dams and large-scale irrigation canals [...] but there is no evidence for such features among the regions of Central Panama.' [Berrey 2015, p. 207]

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