Copper: Humanity’s first and most important future metal
Millions of feet of copper wiring will be required for strengthening the world’s power grids, and hundreds of thousands of tonnes more are needed to build wind and solar farms.
All 19 trapped miners in the Rudna copper mine in Silesia, Poland have been rescued.
An earthquake late Tuesday night caused the mine to cave in, trapping the miners 600 metres underground.
After a seven hour search, the rescue team reached the stranded miners by tunneling through the collapsed rock. The men are now going for medical check-ups and are being welcomed back by their relieved loved ones.
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Photo credit: Reuters via YouTube
