Depopulation of tribes in India is a complex phenomenon influenced by a combination of biological, socio-economic, cultural, and administrative factors. One of the most significant causes is the high incidence of diseases and poor healthcare facilities. Many tribal communities reside in remote and inaccessible regions where modern medical services are either absent or inadequate. As a result, preventable diseases such as malaria, tuberculosis, and water-borne infections often lead to high mortality rates. Malnutrition further weakens immunity, especially among children and women, increasing vulnerability to illness and death. Another important factor is the disruption of traditional livelihoods. Tribes have historically depended on forests and natural resources for sustenance. However, deforestation, mining, industrialization, and development projects have displaced many tribal communities from their ancestral lands. This loss of livelihood not only creates economic insecurity but also leads to food scarcity, migration, and social disintegration, all of which contribute to declining population. Cultural disintegration and loss of