Air Pollution
Aerial view of industrial district
Illuminated bridge over water against sky
High angle view of smoke emitting train on railroad track
Smoke emitting from volcanic mountain against sky
Aerial view of illuminated factory against cloudy sky during sunset
High angle view of cityscape by sea against sky
Sf bay area
Smoke emitting from volcanic bromo mountain against sky
Yellow smoke emitting from distress flare being held by young man
Panoramic view of city buildings against cloudy sky
Smoke stack by sea against clear blue sky
Low angle view of smoke explosion against clear sky
Chimneys on buildings in city
Boy with sunglasses and mask calls on the phone
Smoke emitting from volcanic mountain against sky
Low angle view of smoke stacks against sky
Scenic view of lake against cloudy sky
Smoke emitting from volcanic mountain against sky
Factory by lake and mountain
Illuminated cityscape at night
Cute girl wearing mask shopping at supermarket
Scenic view of smoke emitting from lake in volcanic crater
Scenic view of mountains against sky
Low level clouds above the city of kuala lumpur, malaysia
Smoke emitting from factory against sky during sunset
Portrait of young man standing on wall
High angle view of modern buildings in city against sky
Close-up of man holding cigarette against blurred background
Rinjani mountin height ,lombok indonesia
Panoramic view of city against sky
Scenic view from monte san salvatore
Cityscape during sunset
Cityscape against sky
View of landscape against cloudy sky
Panoramic view of buildings in city against sky
Smoke stacks against sky
Aerial view of city and mountains against clear sky
Aerial view of illuminated cityscape against sky during sunset
Low angle view of smoke emitting from factory against sky
High angle view of buildings in city against sky
Aerial view of illuminated factory against cloudy sky during sunset
Aerial view of cityscape against sky
Rear view of woman standing by burning garbage at junkyard against sky
Scenic view of silhouette field against sky
Close-up of smoke emitting form burned plants
Downtown in fog at sunrise
Aussichtspunkt waid
Scenic view of mountains against sky
Smog over the skyline of shanghai, china
Scenic view of waterfall against sky
Aerial view of city lit up at night
Aerial view of modern buildings in city
High angle view of trees on field
Aerial view of buildings against sky during sunset
Cityscape against sky
Aerial view of modern buildings in city against sky
Smoke emitting from farmland against cloudy sky
Factory emitting smoke against sky during sunset
Smoke emitting from volcanic mountains against cloudy sky
High angle view of modern buildings in city against sky
Low angle view of smoke stack against sky
Low level clouds in the city of kuala lumpur malaysia against the sky.
High angle view of buildings in city against sky
Smoke emitting from volcanic mountain against sky
Scenic view of mountain against cloudy sky
Volcano teide national park
Aerial view of illuminated factory against cloudy sky during sunset
High angle view of buildings in city
Buildings in town against sky at sunset
Aerial view of city
Aerial view of volcanic landscape
Close-up of hands holding mushroom
Scenic view of lake by trees against sky
Close-up of silhouette hand against sky during sunset
Scenic view of rocky mountains against sky
Smoke emitting from volcanic mountain against sky
Aerial view of cityscape against sky
Cloudy sunset landscape over downtown kuala lumpur, malaysia.
Portrait of young man with mask against wall
Cityscape against sky
Illuminated bridge over sea against sky at night
Hong kong panorama
Modern buildings in city against sky at night
Aerial view of buildings against sky during sunset
Aerial view of cityscape and rock formations during foggy weather
Aerial view of cityscape
High angle view of buildings in city during sunset
Rear view of woman standing by bonfire
Twilight cityscape aerial view high way and headlight car motion moving on ring road and refinery
Scenic view of landscape against sky during sunset
Illuminated city at night
View of hong kong harbor during foggy weather
Scenic view of mountain against cloudy sky
Scenic view of lake and mountains against sky
Aerial view of illuminated city against sky during sunset
Scenic view of volcanic mountain against sky during sunset
High angle view of buildings in city at dusk
High angle view of illuminated buildings against sky in city
View of illuminated city at sunset
Aerial view of city and mountains against sky