I'm not really aware of the details of the research, but I suppose that a few aspects might be related to the water quality in the Great Lakes.
On March 4th, 2014. See this statement in context.
On March 4th, 2014. See this statement in context.
March 4th, 2014 / 4:45 p.m.
Assistant Deputy Minister, Ministry of the Environment, Integrated Environmental Policy Division, Government of Ontario
I'm not really aware of the details of the research, but I suppose that a few aspects might be related to the water quality in the Great Lakes.
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