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216 records found
  • Federal

    Snow Cover

    Contained within the 4th Edition (1974) of the Atlas of Canada is a collection of six maps. Each map shows the median depth of snow for December 31st, January 31st, February 28th, March 31st, April 30th and May 31st respectively.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Average Precipitation

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of two maps. One map shows the average precipitation for April to September. The second shows the average precipitation for October to March.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Frost

    Contained within the 4th Edition (1974) of the Atlas of Canada is a collection of five maps. Two maps show, for fertile regions, the average date of the last frost in spring and the average date of the first frost in autumn. The three remaining maps show the median depth of snow cover at a scale...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Potential Evapotranspiration

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of three maps relating the effects and dependency of vegetation on environmental variables. One map shows the average annual potential evapotranspiration in inches from ground and plant surfaces for areas where there is a...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Census Divisions and Subdivisions, 1961

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of three maps. The main map shows the location and extent of census divisions and subdivisions as of 1961. The second map shows the same information for the most populous regions of Ontario and Quebec at a larger scale of 1:5...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Weather Stations

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of two maps. The first map shows the location of weather stations. Stations are denoted as having 25 to 30 year records within the period 1931 to 1960. As well, whether the station collected temperature data, precipitation...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Census Divisions, 1961

    Contained within the 4th Edition (1974) of the Atlas of Canada is a set of three maps. The main map shows the location and extent of census divisions as of 1961. The second map shows the same information for the most populous regions of Ontario and Quebec at a larger scale of 1:5 000 000. These...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    Number of Days with Precipitation

    Contained within the 4th Edition (1974) of the Atlas of Canada is a map that shows the average annual number of days with precipitation. The main map is accompanied by a supplementary map at a scale of 1:40 000 000, outlining precipitation regions. As well, climatic graphs for selected stations...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
  • Federal

    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
  • Federal

    Average Monthly Precipitation

    Contained within the 4th Edition (1974) of the Atlas of Canada is a collection of six maps. Each map shows the average monthly precipitation for April, May, June, July, August and September.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • PDF
    • JPG
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