Smoke from chimney against blue sky. Ecological problem. Release of carbon dioxide into atmosphere.
Palabras clave
smoke,
ecology,
pipe,
industry,
carbon dioxide,
ejection,
pollution,
sky,
factory,
steam,
smog,
chimney,
climate,
environment,
chemical,
warming,
atmosphere,
dioxide,
environmental,
gas,
global,
power,
carbon,
energy,
industrial,
clear sky,
global warming,
fuel,
concept,
city,
danger,
toxic,
emission,
tower,
no people,
day,
nature,
horizontal,
cloud,
station,
sunlight,
blue,
refinery
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