The impact of anthropogenic factors on aquatic ecosystems: The case of Kazakhstan Gulnur Abenova, Bakyt Atantayeva, Raushan Akhmetova, Arman Kulshanova, Nurtas Smagulov and Minar Amrina BIO Web Conf., 141 (2024) 03005 Published online: 21 November 2024 DOI: 10.1051/bioconf/202414103005