The rush to develop shale gas could threaten Canada's water supplies, according to a report by the University of Toronto released yesterday. The report, prepared for the university's Munk School of Global Affairs, says provincial and federal regulations regarding hydraulic fracturing have not kept up with the pace of shale gas development in places like northeastern British Columbia and Quebec, which it says poses a threat to groundwater supplies. The report notes that intensive shale development in the United States has sparked a wave of public concern over new technologies that are credited with unlocking a 100-year supply of natural gas from rocks that were previously considered impossible or uneconomic to produce.
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