Critical Materials Replacement: Why Copper is Becoming an Innovation Problem, Not Just a Mining Problem
06/016/2026
The global transition towards electrification is reshaping demand for industrial materials. As investment accelerates across electric vehicles, renewable energy, grid infrastructure, AI data centers, and advanced manufacturing, a growing number of industries are competing for the same critical resources. Copper sits at the center of this transition. Its exceptional electrical conductivity makes it indispensable across electrification technologies, from electric vehicles and renewable energy to grid infrastructure and data centers. At the same time, demand is rising faster than supply can respond, driving sustained price increases and exposing structural constraints including declining ore grades, lengthy mine development timelines, and growing geopolitical complexity. Copper is no longer simply a commodity; it is becoming a strategic constraint on industrial growth.
Retrieved from FRED, Federal Reserve Bank of St. Louis; https://fred.stlouisfed.org/series/PCOPPUSDM, July 8, 2026.
The challenge extends beyond today's market conditions. The International Energy Agency estimates that announced mining projects may only satisfy around 70% of projected copper demand by 2035 (1), highlighting a widening gap between future demand and supply. Increasingly, manufacturers are responding by redesigning products and manufacturing systems to reduce dependence on constrained materials while maintaining system performance.
This represents a broader shift in industrial innovation. Some of the most compelling opportunities emerge not from producing more constrained resources, but from developing the materials, manufacturing technologies, and engineering solutions that enable industries to achieve equivalent or even better performance with fewer critical resources.Engineering the Next Generation of Electrical Systems
Moreover, engineering is increasingly shifting from optimizing individual materials to optimizing entire systems around performance outcomes. Aluminum provides a compelling example of this transition. Although it cannot match copper's electrical conductivity, its it is roughly one-third of the cost (2) , lighter weight, and greater abundance make it an increasingly attractive alternative where products can be redesigned to leverage these advantages. This approach is already well established in power transmission and is expanding into electric vehicles, battery systems, industrial power distribution, and electrical equipment.
Where we see the investment opportunity