Indigenous traditional knowledge and Global Environmental Change.- An introduction to Goa and Khazan ecosystems.- Traditional ecological knowledge and environmental sustainability in Khazan.- Management of khazan ecosystems: contested environments, competing interests and changing institutions.- Erosion of indigenous resource base: causes and challenges.- A framework for ecosystem performance, ecological vulnerability, ecosystem valuation and local livelihoods using Khazan example.- Building on indigenous resource management systems: key to finding solutions.