Metals shortage prompts Europe to seek solutions



[1] Headlines about China's temporary suspension of exports of rare earth elements to Japan last year, due to a territorial dispute, brought into sharp focus the heavy dependence of many industrialized countries on imports of critical metals. Concern about the dependence on imports of rare earth elements and other key metals—including iron ore, copper, nickel, and zinc—was the focus of a “great debate” and news briefing at the European Geosciences Union's (EGU) General Assembly held in Vienna, Austria, last month.