As the human population grows, common minerals may become scarce. Which of the following is one way to address this problem?

Question

A. Build more and larger-sized landfills.

B. Use more energy to locate existing minerals.

C. Explore ways of using other, more plentiful minerals.

D. Move human communities to uninhabited areas.

Answer 1

C. Explore ways of using other, more plentiful minerals.