Title: Gosudarstvennyĭ doklad o sostoi︠a︡nii okruzhai︠u︡shcheĭ prirodnoĭ sredy Samarskoĭ oblasti v 1997 g.
Subjects: Environmental protection, Environmental conditions
Places: Russia (Federation), Samarskai︠a︡ oblastʹ, Samarskai︠a︡ oblastʹ (Russia)