Woman and Baobab Tree (IMAGE) Wildlife Conservation Society Caption Indigenous Peoples have ownership, use and management rights over at least a quarter of the world's land surface according to a new study published this week in the journal Nature Sustainability. Credit Joan De La Malla Usage Restrictions None License Licensed content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.