“Just to meet business-as-usual trends, 115% more copper must be mined in the next 30 years than has been mined historically until now,” the study said.
“Just to meet business-as-usual trends, 115% more copper must be mined in the next 30 years than has been mined historically until now,” the study said.
No one uses pennies anymore… Just sayin’.
If I’m reading this chart correctly, each penny is only 2.5% copper.