Geoscience Reference
In-Depth Information
Fig. 13.2
The Meadowbank gold mine near Baker Lake, Nunavut, Canada (Photo courtesy of
Reuters/Euan Rocha)
Fig. 13.3
Oil spill near Usinsk, Komi Republic, Russia (Photo courtesy of Dmitry Lovetsky/
Associated Press)
Argentina (4,500 m; gold), El Aquilar, Argentina (4,895 m; lead, zinc, and plati-
num), and Potosi, Bolivia (4,091 m; silver). Some of these “villages” occur in areas
of sporadic or isolated permafrost. At an elevation of 5,100 m, Wanquan, China
serves the Qinghai-Tibet railway and has a military installation. Murghab in the
Pamir Mountains of Tajikistan is at an elevation of 3,650 m and has 4,000 residents
that deal primarily in trade. There are a few villages in mountains above the Arctic
Circle and above 500 m elevation that have permafrost, such as Anaktuvuk Pass in
