multiple coal fossil fuel power plant smokestacks emit carbon dioxide pollution of environment and air

air atmosphere bad brown building carbon change chemical chimney climate cloud co2 coal company condensation danger dioxide dioxin dirty ecological ecology electricity emission emit energy environment environmental exhaust factory fog fossil fuel fume fumes gas global grunge industrial industry large manufacturing nature pipe pipes plant pollute polluting pollution power problem production rafinery red refinery risk sky smog smoke smokestack stack station steam steel substance technology tower toxic vapor warming waste