Hudbay Minerals Inc. (HBM) announced that its Copper World project received an Air Quality Permit  from the Arizona Department of Environmental Quality. This marks the final major permit Hudbay Minerals needed for the development and operation of its project in Arizona. HBM expects the project to generate 85,000 tons of copper per year over an initial 20-year mine life.Details on Hudbay Minerals’ Copper World ProjectHBM’s fully-owned Copper World project located in Pima County is expected to boost the compa ...