mining lifeless dumps after quarrying in the city of karabash, chelyabinsk region

business catastrophe chelyabinsk city clay climate cloud coal contamination dead death descent desolation destruction devastation dioxide dirtiest dirty disaster disease dump dumps ecological environment erosion exploitation global harmful industrial karabash karabashmed landscape lifeless mining mountains nature plant poison poisoning pollution problems quarrying region restoration russia sky soil stones surface tourism tourists trail travel unfavorable ural