In B.C. alone, there are about 130 mines, each with at least one tailings pond, the default way of storing and disposing of mine waste “since the beginning of time,” said Scott Dunbar, the head of the University of British Columbia’s mining engineering program. “It’s a fact of ...
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This invention provides a process for preparing novel hydrophobically associating polymers containing cationic functionality which are useful for clean-up of waste waters containing organic contaminants. These water soluble polymers cont... J Bock,PL Valint,TJ Pacansky,... - US 被引量: 36发表: 199...
From 1 October, landfill operators will be levying the much-talked-about £7- and £2-a-tonne for active and inactive waste, respectively. Who pays the extra cost? Under new contracts this should not be a problem as the cost will presumably be required to be reflected in the...