What caused Great Lakes water levels to drop to record lows?
KATE LUNAU | October 15, 2007 |
Imagine pulling the plug on a giant bathtub. That’s what one residents’ group claims is happening in the Great Lakes, the largest of which — Lake Superior — recently hit its lowest point on record for the month of September. This year’s average level was four centimetres below the previous September record, set in 1926, according to the U.S.-based National Oceanic and Atmospheric Administration’s Great Lakes Environmental Research Laboratory. (The U.S. Army Corps of Engineers puts it at 10 cm below the old record.) While the NOAA lab and the army blame drought and mild winters for Superior’s current levels, all five Great Lakes are down, and the reason why isn’t yet clear.
Read the article from Macleans…
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