More than 300 manufacturers are now committed to using 100 percent clean energy for their Apple production by 2030.

https://www.apple.com/newsroom/2023/09/apple-advances-supplier-clean-energy-commitments/

risks to the supply of Material Impact Profiles 4 Figure 2: List of current elements in scope of the methodology (blue) H He Li Be B C N O F Ne Na Mg Al Si ...

https://www.apple.com/environment/pdf/Apple_Material_Impact_Profiles_April2019.pdf