UPDATES
.

Biosphere Reserve

  • Home
  • Biosphere Reserve
Shape Image One

Biosphere Reserves

Biosphere Reserves are large, protected areas aimed at conserving biodiversity, promoting sustainable development, and supporting scientific research. They represent an ecosystem with plants, animals, and human communities living in balance with nature.It is a place where local people, government officials and environmental groups work collaboratively on conservation and developmental issues. 

According to UNESCO, a Biosphere Reserve is a “learning place for sustainable development,” where conservation of biodiversity, economic development, and cultural values go hand in hand.The idea of designation of Biosphere Reserves was initiated by UNESCO in 1973-74 under its Man and the Biosphere (MAB) Programme. The MAB launched in 1971 by UNESCO proposes an interdisciplinary research agenda and capacity building, aiming to improve the relationship of people with their environment globally.The Biosphere Reserves thus are meant to represent characteristic ecosystems in different biogeographic regions and consider human communities as their integral component. 

Main Objectives

The primary goals of designating Biosphere Reserves are:

  • In-situ Conservation
    • To ensure the conservation of biodiversity at all levels—from genes and species to entire ecosystems—within their natural habitat as part of a larger landscape.
  • Scientific Research and Monitoring
    • To promote better understanding of the structure and functioning of ecosystems through research, education, and ecological monitoring. This helps in making informed decisions for conservation and management.
  • Sustainable Development of Local Communities
    • To foster integrated development, ensuring an improved quality of life for the local and indigenous communities living in and around the reserve through eco-friendly livelihood options.

Criteria for Designation of Biosphere Reserve

  • Protected Core Area
    • The site must include a legally protected and least-disturbed core zone that is important for conserving biodiversity and natural ecosystems.

  • Bio-geographical Unit

    • The core zone should represent a distinct bio-geographical region and must be large enough to support viable populations of species at all trophic levels (producers, herbivores, carnivores, decomposers).

  • The involvement of local communities and use of their knowledge in biodiversity preservation.
  • Area’s potential for preservation of traditional tribal or rural modes of living for harmonious use of the environment.

Zonation in a Biosphere Reserve

  • Biosphere Reserves are divided into three interrelated zones:
  • Core Zone:
    • They comprise a strictly protected zone that contributes to the conservation of landscapes, ecosystems, species and genetic variation.
    • Core zone must contain suitable habitat for numerous plant and animal species, including higher order predators and may contain centres of endemism.
    • Core areas often conserve the wild relatives of economic species and also represent important genetic reservoirs having exceptional scientific interest.
    • It s the most protected part.
    • No human activity is allowed.
    • Buffer Zone:
      • They surround or adjoin the core area(s), and are used for activities compatible with sound ecological practices that can reinforce scientific research, monitoring, training and education.
      • The buffer zone uses and activities are managed in this area in the ways that help in protection of core zone in its natural condition. These uses and activities include restoration, demonstration sites for enhancing value addition to the resources, limited recreation, tourism, fishing, grazing, etc; which are permitted to reduce its effect on core zone. Research and educational activities are to be encouraged. Human activities, if natural within BR, are likely to continue if these do not adversely affect the ecological diversity.
    • Transition Zone:
      • The transition area is the outermost part of a biosphere reserve.
      • This is usually not delimited one and is a zone of cooperation where conservation knowledge and management skills are applied and uses are managed in harmony with the purpose of the biosphere reserve.
      • The transition area is where communities foster socio-culturally and ecologically sustainable economic and human activities.
      • Activities like agriculture, settlements, and other sustainable practices are promoted.

    How many Biosphere Reserves are in India?

    There are 18 biosphere reserves (13 recognized by UNESCO’s MAB) in India:

    S.No.

    Year

    Name

    State

    Area (km2)

    11986

    Nilgiri Biosphere Reserve

    		TN (2537), Kerala (1455), Karnataka (1527)

    5520

    21988

    Nanda Devi Biosphere Reserve

    		Uttarakhand

    5860

    41988

    Nokrek Biosphere Reserve

    		Meghalaya

    820

    31989

    Gulf of Mannar Biosphere Reserve

    		Tamil Nadu

    10500

    51989

    Sundarbans Biosphere Reserve

    		West Bengal

    9630

    61989

    Manas Biosphere Reserve

    		Assam

    2837

    71989

    Great Nicobar Biosphere Reserve

    		Andaman and Nicobar Islands

    885

    81994

    Simlipal Biosphere Reserve

    		Odisha

    4374

    91997

    Dibru-Saikhowa Biosphere Reserve

    		Assam

    765

    101998

    Dihang-Dibang Biosphere Reserve

    		Arunachal Pradesh

    5112

    111999

    Pachmarhi Biosphere Reserve

    		Madhya Pradesh

    4982

    122000

    Khangchendzonga Biosphere Reserve

    		Sikkim

    2620

    132001

    Agasthyamalai Biosphere Reserve

    		Kerala, Tamil Nadu

    3500

    142005

    Achanakmar-Amarkantak BR

    		Madhya Pradesh, Chhattisgarh

    3835

    152008

    Great Rann of Kutch BR

    		Gujarat

    12454

    162009

    Cold Desert Biosphere Reserve

    		Himachal Pradesh

    7770

    172010

    Seshachalam Hills Biosphere Reserve

    		Andhra Pradesh

    4755

    182011

    Panna Biosphere Reserve

    		Madhya Pradesh

    543

    Biosphere Reserves in UNESCO’s MAB World Network

    Thirteenth of the eighteen biosphere reserves are a part of the World Network of Biosphere Reserves, based on the UNESCO Man and the Biosphere (MAB) Programme list.

    1. Nilgiri
    2. Gulf of Mannar
    3. Sunderban
    4. Nanda Devi
    5. Nokrek
    6. Pachmarhi
    7. Similipal
    8. Achanakmar-Amarkantak
    9. Great Nicobar
    10. Agasthyamala
    11. Khangchendzonga
    12. Panna
    13. Cold Desert (Himachal Pradesh)

    Telegram Channel Links

    InclusiveIAS

    Answer Writing Group

    Essay Writing Group

    UPSC PRELIMS NOTES

    Polity

    International Relations

    Environment

    Economy

    Science and Technology

    Geography

    History and Culture

    Mapping

    UPSC MAINS NOTES

    General Studies - 4 (Ethics)

    General Studies - 3

    General Studies - 2

    General Studies - 1

    Biosphere Reserves are vital instruments for achieving the goals of conservation, sustainable development, and scientific research. By integrating ecological preservation with the socio-economic well-being of local communities, they serve as living laboratories for testing and demonstrating sustainable development approaches. Their zonation model—comprising core, buffer, and transition zones—ensures protection of biodiversity while also promoting education, research, and participatory resource management. As global environmental challenges increase, the role of Biosphere Reserves becomes even more significant in balancing human needs with ecological integrity.

    FAQs on Community Reserves

    Q1. What is a Biosphere Reserve?

    A Biosphere Reserve is a designated area meant to promote the conservation of biodiversity, encourage sustainable development, and support scientific research and education. It includes core, buffer, and transition zones for effective management.

    Q2. What are the three zones of a Biosphere Reserve?

    • Core Zone: Strictly protected for conservation and monitoring.

    • Buffer Zone: Used for research, education, and limited activities.

    • Transition Zone: Inhabited by humans; focus on sustainable development.

    Q3. How is a Biosphere Reserve different from a National Park or Wildlife Sanctuary?

    Unlike National Parks or Sanctuaries, Biosphere Reserves include inhabited zones and focus not only on conservation but also on sustainable development and cultural preservation.