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UNESCO Chair: Sustainable heritage and environmental management

UNESCO's Man and the Biosphere Programme

UNESCO’s Man and the Biosphere Programme (MAB) is an Intergovernmental Scientific Programme that aims to establish a scientific basis for the improvement of relationships between people and their environments.

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UNESCO MAB

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The Man and the Biosphere Reserve

MAB combines the natural and social sciences, economics and education to improve human livelihoods and the equitable sharing of benefits, and to safeguard natural and managed ecosystems, thus promoting innovative approaches to economic development that are socially and culturally appropriate, and environmentally sustainable.

The MAB Programme develops the basis within the natural and social sciences for the rational and sustainable use and conservation of the resources of the biosphere and for the improvement of the overall relationship between people and their environment. It predicts the consequences of today’s actions on tomorrow’s world and thereby increases people’s ability to efficiently manage natural resources for the well-being of both human populations and the environment.

UNESCO Biosphere Reserves

The MAB associated World Network of Biosphere Reserves counts over 750 biosphere reserves in 134 countries (2024), including more than 20 transboundry sites.

Biosphere reserves (BRs) are nominated by national governments, and their status is internationally recognized. They acts as ‘Science for Sustainability support sites’ – special places for testing interdisciplinary approaches to understanding and managing changes and interactions between social and ecological systems, including conflict prevention and management of biodiversity. BRs comprise terrestrial, marine and coastal ecosystems. Each reserve promotes solutions reconciling the conservation of biodiversity with its sustainable use.

BRs have three interrelated zones that aim to fulfil three complementary and mutually reinforcing functions:

  • The core area(s) comprises a strictly protected ecosystem that contributes to the conservation of landscapes, ecosystems, species and genetic variation.
  • The buffer zone surrounds or adjoins the core areas, and is used for activities compatible with sound ecological practices that can reinforce scientific research, monitoring, training and education.
  • The transition area is the part of the reserve where the greatest activity is allowed, fostering economic and human development that is socio-culturally and ecologically sustainable.

Read more, and explore the MAB network at the MAB programme's web pages.