ТРАНСФОРМАЦИЯ КАЧЕСТВА ВОДЫ ИВАНЬКОВСКОГО ВОДОХРАНИЛИЩА И ЕГО МАЛЫХ ПРИТОКОВ ЗА МНОГОЛЕТНИЙ ПЕРИОД ПОД ВОЗДЕЙСТВИЕМ ПРИРОДНЫХ И АНТРОПОГЕННЫХ ФАКТОРОВстатья
Аннотация:Anthropogenic and nature factors which influence water quality of Ivankovo Reservoir and its tributaries are described. Water quality of the reservoir since the early years to nowadays was estimated. The water quality of the tributaries was estimated since 1980 to 2016. It was founded that since 1937 to present days contents of sulphate, chloride, ammonium and nitrate nitrogen have increased. Such indicators as iron and permanganate oxidation have not increased in the reservoir water. The concentration of sulphate and biogenic elements has increased in the tributaries during the last 30 years.