Wednesday, January 2, 2008

Declining Water Levels In The Great Lakes May Signal Global Warming

ScienceDaily (Jan. 1, 2008) — Researchers in Michigan report new evidence that water levels in the Great Lakes, which are near record low levels, may be shrinking due to global warming. Their study, which examines water level data for Lakes Michigan and Huron over more than a century.
In the new study, Craig Stow and colleagues point out that water levels in the Great Lakes, which supply drinking water to more than 40 million U.S. and Canadian residents, have fluctuated over thousands of years. But recent declines in water levels have raised concern because the declines are consistent with many climate change projections, they say. More>>>