Rear view of worker walking toward factory against clear sky
Low angle view of smoke stack against blue sky
Smoke stack in city against sky during sunset
High angle view of factory in city
Illuminated bridge over sea against sky at night
Smoke stacks against sky
Factories smoke toxic substances into the atmosphere
Scenic view of river and buildings against sky during sunset in melbourne
Wooden posts on lake against sky
Low angle view of man walking on bridge
Low angle view of smoke stack against clear blue sky
Low angle view of smoke emitting from factory against sky
Illuminated oil refinery at night
Low angle view of smoke stack against cloudy sky
Illuminated smoke emitting from factory against sky at night
Tower amidst buildings against clear sky
Low angle view of smoke stacks against sky
Smiling young man sitting on smoke stack
Illuminated city against sky at sunset
Illuminated city at waterfront
Factory by river against cloudy sky at dusk
Aerial view of townscape against sky
Low angle view of chimneys against clear blue sky
Smoke emitting from chimney against sky at sunset
High angle view of townscape against sky
Low angle view of smoke stacks on roof against blue sky
Smoke stack against clear sky
Low angle view of smoke stack against sky
Low angle view of water pipe on building against sky
Aerial view of city against clear blue sky during sunny day
Young woman smoking cigarette while sitting on barricade against factory
Illuminated cityscape against sky at night
Low angle view of building against blue sky
Buildings in city against sky during sunset
View of canal through industrial district
House emitting smoke against star field
Smoke emitting from factory against sky during sunset
Reflection of buildings in river
Light trails on street by smoke stacks against clear sky at night
Industrial smokestack against view of mount fuji
Low level clouds in the city of kuala lumpur malaysia against the sky.
Digital composite image of smoke stacks against blue sky
View of factory by pier against sky
View of sandy beach against sky at night
Close-up of silhouette hand against sky during sunset
High angle view of illuminated city and buildings at night
Cranes at harbor against cloudy sky at night
Aerial view of buildings against sky during sunset
Environmental tragedy in the city of zaporozhye
Chimney by sand against clear sky
High angle view of cityscape against clear sky
Low angle view of roof against clear sky
Factory by lake and mountain
Low angle view of factory against sky
Factory against blue sky
Low angle view of smoke stack on snow covered roof
Low angle view of abandoned smoke stack on industrial site against sky
Smoke emitting from chimney against sky
Bromo mountain
Reflection of buildings in lake
High angle view of smoke emitting train on railroad track
Low angle view of smoke stacks on building against clear sky
Aerial view of illuminated buildings at night
High angle view of buildings in city against sky
Low angle view of building against sky
Low angle view of buildings against clear sky
Aerial view of city by sea against clear sky during sunset
Cityscape against sky
Illuminated factory against sky at night
Exterior of buildings
Smoke emitting from stack of industry in city against sky during sunset
Smoke stacks of house in town during sunset
Industrial buildings by river against sky during sunset
Low level clouds above the city of kuala lumpur, malaysia
Low angle view of smoke stacks against blue sky
Illuminated factory by sea against sky in city
High angle view of cityscape by sea against sky
High angle view of buildings against sky during sunset
Low angle view of smoke emitting from chimney against clear blue sky
Smoke emitting from factory against sky during winter
Aerial view of industrial district
Smoke stacks against clear sky
Panoramic view of factory against sky
Low angle view of chimneys against blue sky
Smoke stack by sea against clear blue sky
Low angle view of factory against blue sky
Directly above shot of cooling tower during sunny day
Close-up of pipes
Illuminated modern buildings in city against sky
Factory against clear sky
Illuminated industries against sky at dusk
Eruption of fuego volcano visible from acatenango volcano, guatemala