About Primary Aluminium
- Aluminium is responsible for 4% of global emissions, twice as much as flying
- Carbon intensity varies hugely, from 4 to 20 tonnes CO2 per tonne aluminium
- CarbonChain tracks carbon from bauxite mining, through alumina refining, to smelting
CarbonChain provides product footprints for the world's 3,000+ aluminium supply chains.