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Displaying 11 - 14 of a total of 14 items
July 13, 2017
Background
In areas prone to winter precipitation, transportation infrastructure must be able to quickly respond to snow and ice on roadways. Ice removal is a vital service in these communities. Deicing chemicals melt ice by lowering the temperature at which it melts. They can also prevent new ice...
May 19, 2017
The Sudbury region of Ontario is rich in metallic ores. Underground mining operations at the 15 active mines of Inco Ltd. and Falconbridge Ltd. in Sudbury currently produce 51,000 tons of ore per day [note: these figures are from the late 1990s], and five other mines within 500 km of Sudbury...
March 31, 2017
Why Recycle?
Recycling saves energy, money, materials, and natural resources, while reducing landfill use. It supplements the national supply of essential materials, reducing dependence on imports. As more minerals and materials become critically important - particularly in advanced technologies...
February 19, 2010
Recent Australian research has shown that while mineral production continues to grow strongly for almost all commodities (graph A), key ‘mega-trends’ underpinning this include declining ore grades (graph B), exponentially increasing waste rock (graph C), and variable success in expanding economic...
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