Bioindication of radioactive contaminated natural ecosystems
The article is based primarily the original materials obtained in the course of complex dynamic investigation (1986—2012) in the natural ecosystems of Russian Federation and Ukraine contaminated due to Chernobyl accident. It was formulated a number of provisions of bioindication in basic ecosystem components (arboreal and herbaceous vegetation, mosses, lichens, higher fungi) and were shown some temporal changes in the ranks of the bioindicators.