It's all of the Great Lakes—99% is left from the retreat of the ice age, so it's a glacial deposit. One per cent is a renewable resource that's renewed by rainfall and snowfall precipitation.
On April 1st, 2014. See this statement in context.
On April 1st, 2014. See this statement in context.
April 1st, 2014 / 4:35 p.m.
Vice Chair, Restore Our Water International, Sierra Club of Canada
It's all of the Great Lakes—99% is left from the retreat of the ice age, so it's a glacial deposit. One per cent is a renewable resource that's renewed by rainfall and snowfall precipitation.
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