A dark, dirty plume of smoke rising from a coal-fired power plant against a grey sky
Schlüsselwörter
smoke,
pollution,
industry,
chimney,
environment,
industrial,
steam,
global,
air pollution,
smokestack,
environmental,
cloud,
warming,
energy,
air,
power,
plant,
smog,
pipe,
gas,
ecology,
sky,
toxic,
pollute
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