Grady, Wayne. <br/><br/>
The Great Lakes :  the natural history of a changing region / 
 Natural history of a changing region 
Wayne Grady ; principal photography by Bruce Litteljohn ; illustrations by Emily S. Damstra. 
 - Vancouver ;  Berkeley :  Greystone Books :  Distributed in the U.S. by Publishers Group West,  c2007. 
 - 351 p. :  col. ill., col. maps ;  26 cm. 
<br/><br/> Co-published by the David Suzuki Foundation. 
<br/><br/>Includes bibliographical references (p. 337-339) and index. 
<br/><br/><label>ISBN: </label>1553651979 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Natural history--Great Lakes Region (North America)<br/>Lake ecology--Great Lakes (North America)
<br/><br/><label>Subjects--Geographic Terms: </label><br/>Great Lakes (North America)--History.<br/>Great Lakes (North America)--Environmental conditions.
<br/><br/><label>LC Class. No.: </label>QH104.5.G7  / G723 2007