Relevance of the research is determined by a plenty of unresolved issues on estimation of water bodies condition and their long-term forecast. normalization of anthropogenous influences. sewage treatment and restoration of water bodies. The aim of the research istodevelop a methodology for management of geochemical balance of water ecological systems inWestern Siberia in various natur... https://jalyttlers.shop/product-category/teacup-and-saucer/