Lakes as an archive of the region ecological state information

Abstract

The study’s results of various lakes located on the border of the forest and forest-steppe areas of Siberia, Altai and Kazakhstan are presented in the article. This research was carried out by participants of the international Russian-German expedition “Following the Traces of Alexander von Humboldt in Western Siberia, Altai and East Kazakhstan”, devoted to the 250th anniversary of the birth of the outstanding scientist and the 190th anniversary of his expedition to the Russian Empire. The results of geochemical and pollen analyses of water samples and lake sediments are presented. An assessment of the ecological state of the lakes is given, as well as a rapid assessment of the ecological state of the studied regions.