Coober Pedy is at the centre of Australia's opal mining industry. Now the town, where 60% of its residents live underground, is becoming a leader in sustainable living. Video by Clare Richardson ...
Methane emissions from a large open-cast coal mine in Australia are three to eight times higher than reported. This has been ...
In the scorching Australian opal mining town of Coober Pedy, White people live in cool “dugouts” while their Aboriginal ...
the exploiter of the Australian gem, which he clearly regards as primarily connected with living organisms. Opal: the Gem of the Never Never. By T. C. Wollaston. Pp. xi + 164 + 15 plates.
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