Local Surveillance, Global Conclusions

In the Great Lakes, the Great Lakes Sediment Surveillance Program (GLSSP) is one of those efforts. Started in 2010 as part of the Great Lakes Restoration Initiative (GLRI), the program completed sampling in all five Great Lakes, and analyzed more than 1,000 sediment samples for a wide range of organic pollutants.

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September 1, 2017


Christina Dierkes, Ohio Sea Grant

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