 An uneven inclusion into the global political economy as a site for colonial resource extraction (primarily cotton and crude oil), a global economic system that does not promote nor encourage the development of Chadian industrialization, and the failure to support local agricultural production has meant that the majority of Chadians live in daily uncertainty and hunger.Over 80% of Chad's population relies on subsistence farming and livestock raising for its livelihood.The crops grown and the locations of herds are determined by the local climate.