Title: Kachestvo vody rek basseĭna Aralʹskogo mori︠a︡ i ego izmenenie pod vlii︠a︡niem khozi︠a︡ĭstvennoĭ dei︠a︡telʹnosti = Orol dengizi havzasidagi daryolar suvining sifati va uning xo'jalik faoliyati ta'sirida o'zgarishi
Subjects: Hydrology, Pollution, Water, Water quality, Water quality management
Places: Aral Sea Region (Uzbekistan and Kazakstan)