UNESCO Biosphere Reserves are environment-protected scientific-research institutions of international status that are created with the intent for conservation in a natural state the most typical natural complexes of biosphere, conducting background ecological monitoring, studying of the surrounding natural environment, its changes under the activity of anthropogenic factors.
Biosphere Preserves are created on the base of nature preserves or national parks including to their composition territories and objects of other categories of nature-preserving fund and other lands as well as including in the established order the World Network of Biosphere Reserves in the UNESCO framework "Man and the Biosphere Programme".
The focal point in Poland for the Biosphere Reserves is the Polish Academy of Sciences (PAS), Institute of Geography and Spatial Organisation.