Air pollution from smoke coming out of factory chimneys.
Schlüsselwörter
pollution,
smoke,
factory,
chimney,
industry,
steam,
chemical,
plant,
environment,
pipe,
gas,
toxic,
industrial,
air,
sky,
smog,
energy,
exhaust,
atmosphere,
dirty,
global,
ecology,
manufacturing,
climate,
refinery,
technology,
pollute,
dioxide,
carbon,
emission,
fog,
fume,
vapour,
warming,
tower,
fuel,
production,
power plant,
sunlight,
carbon dioxide,
outdoors,
smokestack,
blue,
copy space,
garbage,
ecological,
damage,
background
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