Overview: The book is a review of the unique Khazan ecosystem and traditional ecological knowledge involved therein.The book describes the indigenous engineering structures, which date back to the pre-Christian.This book elaborates on the .Khazan. ecosystems of Goa, India. .Khazans. are human-managed ecosystems, which are reclaimed from coastal wetlands, salt marshes and mangrove areas, where tidal influence is regulated through a highly structured system of dykes, canals, furrows, and sluice gates using resources that are amply available locally. .Khazan. ecosystems are marvels of tribal engi
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