Adnan Mirhanoğlu* and Eray Çaylı**
In Mesopotamia, a region central to mainstream historiographies of agriculture’s role in civilization as state building, hydrology has figured prominently in understandings of whether and/or how long states survive. “Civilizational collapse” has been attributed to irrigation practices that distribute water unevenly, such that some lands are overirrigated while others are desertified and salinized (Hillel 2000; Jacobsen and Adams 1958; Postel 1999). Turkey’s so-called Southeastern Anatolia Project or GAP is often treated as the latest case in point (Bilgili et al. 2018; Özerol and Bressers 2017). Initiated in 1977 amidst incipient armed conflict in the region, GAP’s founding premise was that “the Eastern Question” (as the problems plaguing this region were then called in Turkey) was the result of underdevelopment. GAP’s solution has mainly involved the construction of 22 dams and 19 hydroelectric power plants on the Euphrates and Tigris rivers, along with large-scale irrigation canals serving 1.8 million hectares of land (Bilgen 2020). Several decades on, GAP remains an ongoing project (46% of the areas where the masterplan proposed to build irrigation canals have yet to receive coverage) as does the question it has aimed to solve.
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