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The Wikipedia CHECKWIKI WPC 111 dump page provides information on Wikipedia articles with potential issues detected by the CheckWiki tool.
For instance, mining 75,000 square kilometers of the seabed could generate $21–$42 billion in gross metal value over two decades. [138] [139] Since Deep-sea mining represents a transformative $20 trillion economic opportunity to support the global energy transition. To fully realize its potential, it is essential to address challenges ...
Gold Rush (titled Gold Rush: Alaska in the first season) is a reality television series that airs on Discovery and its affiliates worldwide. The series follows the placer gold mining efforts of various family-run mining companies, initially in Alaska, but then mostly in the Klondike region of Dawson City, Yukon, Canada.
The beaver has long been associated with Canada, appearing on the first pictorial postage stamp issued in the Canadian colonies in 1851 as the so-called "Three-Penny Beaver". It was declared the national animal in 1975. The five-cent coin, the coat of arms of the Hudson's Bay Company, and the logos for Parks Canada and Roots Canada use its image.
But the placer deposits worked in the early years were quickly exhausted, and production crashed. Hardrock mining (in California called quartz mining) began in 1849, and placer mining by hydraulic mining began in 1852. Despite the new mining methods, by 1865 production was 867,000 troy ounces (27,000 kg), less than one-quarter of peak production.