ОЦЕНКА ЭКОЛОГИЧЕСКОЙ ОБСТАНОВКИ РЕКИ ДЕМА (РЕСПУБЛИКА БАШКОРТОСТАН)

摘要: Background The article is devoted to the vital problem of protecting natural water areas located in close proximity large cities and industrial enterprises. Aims Objectives study ecological situation small river Dema (Republic Bashkortostan) identification its contamination degree under anthropogenic impact. Methods Sampling from was carried out accordance with requirements State Standard 31861-2012 «Water. General Requirements». Based on regulatory documents, various indicators were studied, special attention paid hazardous ecotoxicants, an experiment conducted phytotoxicity. Research accredited laboratory. Results As a result study, it has been found that Belaya River basin significantly influenced by Moreover, highest content pollutants, including heavy metal ions, samples taken Alsheevsky Chishminsky areas. It established quality nearby man-made sources, particular agricultural enterprises, as well unauthorized landfills immediate vicinity River.