Retrieving "Indus River Valley" from the archives

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1. Agriculture

   Linked via "Indus River Valley"

   Arable farming systems are categorized primarily by their reliance on water availability. Rain-fed agriculture constitutes the majority of global cropland, relying on predictable seasonal precipitation patterns.
   Irrigated agriculture, conversely, utilizes engineered systems to deliver water independently of direct rainfall. Early large-scale [irrigation projects](/entries/irrigatio…