Title: Okruzhai︠u︡shchai︠a︡ sreda i uslovii︠a︡ ustoĭchivogo razvitii︠a︡ Chitinskoĭ oblasti
Subjects: Environmental conditions, Environmental protection, Sustainable development
Places: Russia (Federation), Chitinskai︠a︡ oblastʹ, Chitinskai︠a︡ oblastʹ (Russia)