RETRACTED: Measures to prevent and decrease the damage caused by anthropogenic impact on the Don riverNatalia Hijnyakova, Irina Tkacheva, Anna Neidorf, Elgudja Khetsuriani and Yuriy KokhanovBIO Web Conf., 138 (2024) 01013DOI: https://doi.org/10.1051/bioconf/202413801013