00000nam 2200000zi 4500 9.900842 CaOODSP 20221107175521 m o d f cr mn||||||||| 201211s1983 oncab ob f000 0 eng d CaOODSP eng rda CaOODSP nl----- En164-69/1983E-PDF Egan, Michael, author. Sweetwater seas : the legacy of the Great Lakes / written by Michael Egan. [Toronto?] : Canada-Ontario Agreement Review Board, [1983?] 1 online resource (24 pages) : illustrations (some colour), colour maps text txt rdacontent computer c rdamedia online resource cr rdacarrier Issued also in French under title: Les mers douces : le don des Grands Lacs. Digitized edition from print [produced by Environment and Climate Change Canada]. Includes bibliographical references. Water quality management Great Lakes (North America) Water Pollution Great Lakes (North America) Great Lakes (North America) Environmental conditions. Canada. Environment Canada. Ontario Region, issuing body. Ontario. Ministry of the Environment, issuing body. Les mers douces : (CaOODSP)9.898575 PDF 57.66 MB https://publications.gc.ca/collections/collection_2021/eccc/en164/En164-69-1983-eng.pdf