00000nam 2200000za 4500 9.834706 CaOODSP 20230131161137 cr ||||||||||| 170404s1983 oncbo #ob f000 0 eng d 0-660-52188-1 CaOODSP eng eng fre n-cn--- M41-8/28-PDF M41-8/28 Prest, V. K., 1912- Canada's heritage of glacial features [electronic resource] = L'héritage glaciaire du Canada / V.K. Prest. Héritage glaciaire du Canada Ottawa : Energy, Mines and Resources Canada, Geological Survey of Canada, 1983. 119, [2] p. : maps, photos Miscellaneous report ; 28 "This document was produced by scanning the original publication."--Cover. Includes bibliographical references. "Canada possesses the world's largest area of formerly glaciated terrain and displays a wide variety of glacial and related landforms. Before discussing and illustrating some of these features it is appropriate to consider the geological events that caused them, during what is referred to as the "Great Ice Age". This part of the Earth's 4.5 billion year history is referred to as the Pleistocene Epoch or Quaternary Period and represents only the last 1.8 to perhaps 2.7 million years."--Introduction. Text in English and French. gccst Glaciers gccst Canadian history Geological Survey of Canada. Canada's heritage of glacial features fre (CaOODSP)9.834709 Miscellaneous report (Geological Survey of Canada) 28. (CaOODSP)9.504473 PDF 90.06 MB https://publications.gc.ca/collections/collection_2017/rncan-nrcan/M41-8-28.pdf