Canadian Readers: The Calgary Herald reports, "The question of shale-gas drilling in Quebec needs to be further studied, says a committee that spent the past six months looking into the industry.  The committee says the government should do a strategic environmental evaluation of shale-gas drilling. That's the kind of long-term study that was done on oil and gas drilling in the lower St. Lawrence River, which led to a ban on drilling last fall. That type of study, overseen by an expert committee, can take one to two years to [...]