Great Lakes
Invasive mussels clear the water and coat the wrecks at Thunder Bay National Marine Sanctuary
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Lake Huron is now the clearest Great Lake, dethroning Superior from the top spot while shedding new light on shipwrecks in Thunder Bay.
Water
Irrigation hides climate change threats to streams, water scorpions, trout
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Drops in baseflow can harm stream’s health and the health of the organisms that rely on them. But irrigation can mask climate-driven drops in those flows, said Sue Borchardt, a doctoral student in the department of geography at University of Wisconsin-Milwaukee.
Water
Water sensors, data collaboration make Great Lakes smarter
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The Great Lakes Observing System has created “Smart Great Lakes,” by making it easy for the public and policy makers to access data from buoys and underwater probes.
Books
The secret savior of the US and Canada’s shared waters
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Read about the history of the little known International Joint Commission in “The First Century of the International Joint Commission.”
Water
What do small Minnesota lakes sound like?
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Researchers used underwater microphones to collect sounds from 15 Minnesota lakes to understand their baseline sound levels and determine the consequences of noise.
Homepage Featured
The first Great Lakes steamboat was a Walk in the Water
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Marine artist and historian Robert McGreevy tells the tale of the first Great Lakes steamboat. Parts of it ended up in the steeple of a Presbyterian church in Lancaster, New York.
Detroit
Is Southeast Michigan the freshwater capital of the world?
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“The Heart of the Lakes” is a new book positioning Southeast Michigan, with its historic water connections and resurgent Detroit waterfront, as the premier freshwater destination.
Africa Great Lakes
Large lakes worldwide share many of the same threats
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By Ray García
Algae pollution, plastic pollution and waste run-off plague the Great Lakes here in the United States. But similar problems also threaten large bodies of freshwater worldwide. The seven African Great Lakes and Lake Baikal in Russia, two of the world’s largest systems of freshwater, also face these problems daily. During the summer, a rapid growth of algae is among the most prominent challenges in Lake Erie and Lake Michigan. These algal blooms harm the lake animals and can harm humans as well.
Water
“Forever chemical” replacements on the rise in the Great Lakes
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Yet another game of toxic whack-a-mole—this time with PFAS chemicals. Phased-out compounds are decreasing in the Great Lakes, but replacements keep showing up.
Catch of the Day
U.S., Canadian officials seek input on water quality progress
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It’s part of a review by the International Joint Commission.