In the decades ahead, our mineral supply will still need to double or triple to meet the demand for electric vehicles and other renewable energy technology.
Last week Brazil opened thousands of kilometres of previously protected Amazon rainforest to mining, in a bid to combat ongoing political and economic disasters.
The fall in commodity prices has hit the DRC hard. This is a lesson to resources-dependent countries in Africa that they need to diversify their economies.
Zambia's drive to build its industrial capabilities has made steady progress. But it runs up against the history of economies that are dominated by mineral resources and landlocked countries.