Changes of structure of especially protected national territories of Kursk oblast as the element of landscape and ecological framework: historical and natural aspects

In article features of structure change of the especially protected natural territories (EPNT) in time and in space are unveiled. EPNT are chosen as key elements of a landscape and ecological framework which functional features promote preservation of natural landscapes of the region. The special attention is paid to nature sanctuaries as the most mass, on the one hand, and the most changeable, on the other hand. In general, change of structure of EPNT is the natural historical process.