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      <marc:subfield code="a">Russell, Hazen A. J., </marc:subfield>
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      <marc:subfield code="a">Regional-scale groundwater geoscience in southern Ontario : </marc:subfield>
      <marc:subfield code="b">an Ontario Geological Survey and Geological Survey of Canada groundwater geoscience open house / </marc:subfield>
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      <marc:subfield code="a">"A collaborative initiative of the Geological Survey of Canada and the Ontario Geological Survey."</marc:subfield>
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      <marc:subfield code="a">"This Ontario Geological Survey – Geological Survey of Canada open house is for the Southern Ontario Groundwater Community. The day comprises a series of presentations by Federal, Provincial, Conservation Authority and Academic collaborators involved in groundwater studies in southern Ontario. Talks will address issues pertaining to:  Outcomes of the OGS-GSC 2015 Groundwater Geoscience Knowledge Gap Analysis;  Canada – USA Great Lakes Water Quality Agreement;  Canada – Ontario Great Lakes Agreement;  Provincial Groundwater Data Management"--Conrext, page ii.</marc:subfield>
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