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Global Re-introduction Perspectives: 2011 - More case studies from around the globe
… of this Sahelian species extinction are desertification, overgrazing, fragmentation of habitats and collection for the … of local populations to the effects of desertification and overgrazing on the Sahelian environment. Success Indicators … The biggest threats for African spurred tortoise are overgrazing with the large numbers of cattle in the Ferlo …