That research has been done up on Lake Superior. They have extrapolated that down for Lakes Michigan and Huron and Georgian Bay, so to extrapolate is a way to estimate.
On April 1st, 2014. See this statement in context.
On April 1st, 2014. See this statement in context.
April 1st, 2014 / 5 p.m.
Vice Chair, Restore Our Water International, Sierra Club of Canada
That research has been done up on Lake Superior. They have extrapolated that down for Lakes Michigan and Huron and Georgian Bay, so to extrapolate is a way to estimate.
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