Home / Rankings
Industrial facility rankings
The world's industrial facilities ranked by what matters: biggest CO₂ emitters across all sectors, plus the largest and dirtiest plants within each industry.
Global rankings
Biggest CO₂ emitters (all sectors)Largest oil refineriesDirtiest oil refineriesLargest petrochemical plantsDirtiest petrochemical plantsLargest chemical plantsDirtiest chemical plantsLargest steel plantsDirtiest steel plantsLargest cement plantsDirtiest cement plantsLargest aluminium smeltersDirtiest aluminium smeltersLargest lime plantsDirtiest lime plantsLargest pulp & paper millsDirtiest pulp & paper millsLargest food & beverage plantsDirtiest food & beverage plantsDirtiest manufacturing plantsDirtiest non-ferrous metals plants