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Geotechnical Egineering News tagged with [mining techniques]

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South African mines dig deep into technology
The National Business   01 January 2017   South Africa   Cape Town  
A miner at the South Deep gold mine south of Johannesburg. Themba Hadebe / AP Photo
<p>CAPE TOWN // Four kilometres under the earth and it is hotter than the burning sands of Abu Dhabi’s Empty Quarter on a summers’ day.<br><br>At the West Driefontein gold mine to the west of Johannesburg, a small crew of men brave heat under a million tonnes ...
Filed under: Mining News
An Alaskan tunnel yields clues to Earth's fragile permafrost
pri   22 October 2015   USA   Alaska  
Permafrost Tunnel Alaska
<p>Time travel in science fiction novels is tricky if not completely unpredictable. But it is possible to at least peer into the past as some climate scientists in Alaska are doing.<br>Scientists are actively trying to understand what's happening to the Earth's ...