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The "big six" are the most important raw materials of the future: geologist Colin Devey is traveling through the desert country of Jordan. Here he finds urgently needed raw materials for a climate-neutral world of tomorrow. Whether wind turbines or electric cars, the more CO2 is to be saved, the more metals are needed for green technologies. The Stone Age ended with the discovery of copper in the Middle East. A new chapter begins for mankind, one that is still characterized by metals today. Copper is a kind of "Holy Grail" for the electrification of our everyday lives. Chile is home to the largest known copper deposits. They are the result of a continental collision.