Industrial Factory Chimney Emitting Thick Toxic Smoke into Atmosphere as Flocks of Birds Fly Overhead

climate crisis enviroment climate change global warming energy pollution production sustainable future fossil fuels air pollution ozone nitrogen oxides smog smokestack smoke silhouette coal contamination industrial chimney emission toxic petrochemical construction oil atmosphere carbon dioxide burning cloud nuclear danger carbon gases conservation corporation damage nature steam co2 petroleum fossil fuel fuel backlit birds flying wildlife fumes exhaust sunset