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66 records found
  • Permafrost

    The map shows the location of the continuous permafrost zone and the discontinuous permafrost zone including areas of wide spread permafrost, areas of scattered permafrost and permafrost areas in the Cordillera. The map also indicates for six locations (Inuvik, Yellowknife, Thompson, Resolute,...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Permafrost

    Permafrost occurs when the ground remains at or below a temperature of 0oC for a minimum period of two years. Permafrost occurs not only at high latitudes but also at high altitudes. Almost all of the soil moisture in permafrost occurs in the form of ground ice, which in turn occurs in several...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • ZIP
    • other
  • Permafrost

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the area covered by permafrost across Canada. Permafrost is a term used to describe the thermal condition of earth materials, such as soil and rock, when their temperature remains below 0 degrees Celsius...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Permafrost

    Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada has a large that shows the extent of permafrost and abundance of ground ice; mapping units are based on physiographic regions. Point data on map give permafrost temperature and thickness for specific sites. The...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Permafrost, Glaciers and Sea Ice (Nunavut)

    Nunavut’s cold climate makes it a territory consisting of mostly barren land and permafrost. Permafrost is soil or rocks whose temperature remains at or below the freezing point for a long period of time. Glaciers, a mass of snow and ice that does not melt from year to year prevail in the...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • ZIP
    • other
  • Population Distribution 1871

    Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows urban and rural population distribution for the Canada of 1871. An inset map (at 1: 2 000 000) shows the area from Windsor to Moncton.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Distribution of Population, 1941

    This map shows the distribution of population for 1941 (Newfoundland 1945). A supplementary chart shows the percentage of population by province. As well, a text listing urban centres with populations for 1941 of 10 000 or more is provided. There is also a set of charts showing total population...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Distribution of Population - 1951

    Contained within the 3rd Edition (1957) of the Atlas of Canada is a map that shows the distribution of the Canadian population, circa 1951. Population sizes are indicated on the map by representative units of 50 or 1000. In southern Canada, the population of the 15 metropolitan areas and urban...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Distribution of Population, 1961

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the distribution of population for 1961 by census division. Supplementary charts show the percentages of rural population, urban population in places with populations of 5000 or more and urban populations that are...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Population Distribution 1976

    Contained within the 5th Edition (1978 to 1995) of the National Atlas of Canada is a map that shows places of 5 000+ by proportional circles, smaller places by symbols and census urban areas by colour for Canada in 1976. An inset map shows the area from Windsor to Moncton.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
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