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3by Allen, Robert ThomasSubjects: “...Natural history Great Lakes Region (North America)...”
Published 1970
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6Published 1995Subjects: “...Water quality management Great Lakes Region (North America)...”
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7Published 2002Subjects: “...Environmental protection Great Lakes (North America) Evaluation....”
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8by Stephenson, John B.Subjects: “...Environmental indicators Great Lakes (North America)...”
Published 2003
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9Published 2003Subjects: “...Environmental indicators Great Lakes (North America)...”
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10by Stephenson, John B.Subjects: “...Restoration ecology Great Lakes (North America) Evaluation....”
Published 2004
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11Published 2004Subjects: “...Restoration ecology Great Lakes (North America) Evaluation....”
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12by Grady, WayneSubjects: “...Natural history Great Lakes Region (North America)...”
Published 2007
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13Published 2007Subjects: “...Water quality Great Lakes (North America)...”
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14Published 2007Subjects: “...Water quality Great Lakes (North America)...”
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15Published 2004Subjects: “...Restoration ecology Great Lakes (North America) Evaluation....”
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16Published 1995Subjects: “...Geology Great Lakes Region (North America)...”
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17Published 1988Table of Contents: “... ... -- The future of the Great Lakes....”
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18Published 2006“...Great Lakes (North America)...”
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19Published 2008“...Great Lakes (North America)...”
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