Pollution
Aerial view of buildings in city
Low angle view of smoke explosion against clear sky
Smog over the skyline of shanghai, china
Close-up of doctor wearing mask holding test tube against gray background
Illuminated buildings in city against cloudy sky
Boy touching glass while looking at girl standing outdoors
Midsection of young woman standing in winter
High angle view of cityscape against sky
Woman in protective mask at city street
Businesswoman wearing mask looking through window in train
Rear view of woman sitting by window
High angle view of buildings in city
Business man with protective face mask using street atm machine.
Solo asian woman wear protective mask during outdoor break and relax at rooftop with city background
High angle view of buildings in city against sky
Man in respirator mask n95 is waiting next plane at the airport and using mobile phone.
High angle view of buildings in city
Factory by lake and mountain
Modern buildings in city against sky
Woman at bus stop putting mask on her face
Girl touching glass while looking at boy standing outdoors
Man wearing mask while traveling in bus
Midsection of man wearing pollution mask
New york skyline from the top of the rock observation deck in rockefeller center sunset view
Hong kong panorama
Scenic view of mountains against sky
Portrait of man wearing mask sitting in car seen through window
Smoke emitting from hot springs by mountains
Aerial view of buildings in city
Chimney by sand against clear sky
Panoramic view of city against sky
High angle view of sea and mountains against sky
Midsection of surgeons in operating room
Woman wearing mask standing with arms outstretched in forest
Full length of man using mobile phone
Low level clouds in the city of kuala lumpur malaysia against the sky.
High angle view of cityscape and sea against sky during sunset
Low angle view of traffic signal against building
Close-up of silhouette hand against sky during sunset
Yellow smoke emitting from distress flare being held by young man
Woman outdoors breathing clean in the forest
High angle view of boat in sea
People on land against smoke and sky
High angle view of modern buildings in city against sky
Midsection of man working at night
Woman taking selfie against sky
High angle view of buildings by sea against sky
Cropped image of woman holding surgical mask
High angle view of illuminated buildings in city against sky
Panoramic view of dubai marina buildings in fog against cloudy sky
High angle view of modern buildings in city against sky under low clouds
Aerial view of illuminated buildings against sky at night
Scenic view of lake by trees against sky
High angle view of modern buildings in city against sky in kuala lumpur, malaysia
Smoke emitting from volcanic mountain against sky
Midsection of man refueling car
Scenic view of landscape against cloudy sky
Scenic view of volcanic mountain against sky
Solo asian woman wear protective mask during outdoor break and relax at rooftop with city background
High angle view of buildings by sea against sky
Panoramic view of sao paulo city downtown.
Illuminated cityscape against sky at night
Close-up of hands holding mushroom
Close-up of woman wearing mask and gloves
Scenic view of volcanic mountain against sky during sunset
High angle view of buildings in city
Man walking at landfill
High angle view of townscape against sky
Man with container holding recycled plastic in factory
People standing in front of garbage against rocky mountains
Midsection of mature man wearing pollution mask standing against wall
High angle view of city against sky during sunset
Young man walking in the city center along glass store front in the evening, looking away
Smoke emitting from volcanic mountain against sky
Aerial view of mountains against sky
Full length of woman holding surgical mask swimming in sea
Scenic view of mountains against cloudy sky
Low section of person standing on wet footpath
Panoramic view of city buildings against cloudy sky
Aerial view of buildings in city
Low angle view of smoke stacks against sky
High angle view of buildings in city against sky
Portrait of woman wearing mask standing against colored background
High angle view of buildings in city against sky
Side view of woman wearing mask standing outdoors
Full length of boy running on garbage dump against sky
Panoramic view of lake against sky
Aerial view of buildings in city against sky
Close-up of person picking plastic bottle from lake during sunset
Aerial view of cityscape at night
Full frame shot of metal grate
Aerial view of modern buildings in city against sky
Aerial view of kuala lumpur city
High angle view of buildings in city against sky
A woman pushes a huge black trash bag on the shore
Oil and gas refinery industry factory zone at laem chabang chon buri thailand twilight landscape
Side view of businesswoman wearing mask standing outdoors
Smoke emitting from volcanic mountain against sky
Illuminated city by river against sky at night
Smoke emitting from volcanic bromo mountain against sky