The Donets Basin (Ukrainian: Донецький басейн, translit. Donetskyi basein; Russian: Донецкий бассейн, translit. Donetskiy bassein), known commonly as the Donbas (Ukrainian: Донбас, Russian: Донбасс, Donbass), is an historical, economic and cultural region of eastern Ukraine. Originally a coal mining area, it has become a heavily industrialised territory suffering from urban decay and industrial pollution.