B.K. Roy Burman, a distinguished Indian anthropologist, proposed the concept of 'Buffer Zone' primarily in the context of tribal areas and their interaction with the mainstream society and development projects. His idea emerged from a deep understanding of the unique socio-cultural and ecological relationship that tribal communities share with their environment, and the challenges they face due to external interventions.

At its core, the 'Buffer Zone' concept advocates for creating a protective intermediary area around tribal habitats, particularly those in remote or ecologically sensitive regions. This zone is not merely a geographical demarcation but a socio-cultural and administrative strategy designed to regulate and mediate the interface between tribal communities and external forces such as development agencies, commercial interests, and non-tribal populations. The primary objectives of a buffer zone, as envisioned by Roy Burman, include:

1. Protection of Tribal Culture and Identity: To shield tribal communities from the sudden and often disruptive impacts of modernization, ensuring their cultural practices, traditional knowledge, and social structures are preserved and allowed to evolve organically.
2. Ecological Conservation: To safeguard the natural resources within and around tribal territories, recognizing tribals as traditional custodians of forests and biodiversity. The buffer zone would help in sustainable resource management and prevent exploitation.
3. Controlled Interaction and Gradual Integration: Instead of forced assimilation or complete isolation, the buffer zone facilitates a controlled and gradual interaction. It allows for the introduction of necessary development initiatives and services in a manner that respects tribal autonomy and minimizes negative consequences.
4. Prevention of Exploitation: To curb the entry of exploitative elements like land grabbers, illegal loggers, or unscrupulous traders who often take advantage of tribal communities' vulnerability and lack of awareness.
5. Empowerment and Self-Governance: The concept implicitly supports strengthening tribal institutions and their capacity for self-governance within these zones, enabling them to make informed decisions about their development and future.

Roy Burman's 'Buffer Zone' concept was a nuanced approach to tribal development, moving beyond simplistic notions of integration or isolation. It recognized the need for a protective layer that allows tribal communities to negotiate their terms of engagement with the outside world, ensuring their rights, dignity, and sustainable livelihoods are upheld. While the practical implementation of such zones faces challenges, the underlying principles continue to be relevant in discussions about tribal policy and conservation efforts in India.