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Published on: 12 Oct 2010 By (Dianne Saxe)

Hungarian sludge spill and our tailings ponds

The Hungarian sludge spill disaster is just another reminder of the large scale havoc and devastation that industrial sludge impoundments can create. Every few years we read about another one. On April 25, 1998, a tailings dam failure of the Los Frailes lead-zinc mine at Aznalcóllar near Sev…

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Published on: 29 Sep 2010 By (Dianne Saxe)

Have an opinion on Ontario's energy future?

Ontario is asking for the public’s input on its long-term energy plan. The Ministry of Energy has posted a 10-question survey to gather feedback on a 20-year supply plan.  The key issue is how to balance short-term cost increases with long-term improvements in, for example, a smarter grid an…

View the post titled Have an opinion on Ontario's energy future?