Open Government Portal

  • Federal

    Space Weather - Geomagnetic Activity Zones

    The magnetic field of the Earth is influenced by the electromagnetic environment of the solar system. The disturbed interplanetary environment changes the conditions of the natural electromagnetic environment of our planet and affects normal operation of space and ground technological...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • ZIP
    • other
  • Federal

    Space Weather - Telluric Activity Zones

    The magnetic field of the Earth is influenced by the electromagnetic environment of the solar system. The disturbed interplanetary environment changes the conditions of the natural electromagnetic environment of our planet and affects normal operation of space and ground technological...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • ZIP
    • other
  • Federal

    Rates of Population Change 1851-1951

    Contained within the 3rd Edition (1957) of the Atlas of Canada is a plate that shows two condensed maps, and three sets of graphs to show population change for the period 1851 to 1951. The top map shows the percent changes in population in eastern Canada for the period 1851 to 1901 (Newfoundland...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
  • Federal

    Influence of glaciers on streamflow

    The map shows the location of glaciers and ice caps and also indicates the rivers and the lakes, which are fed by a glacier (or an ice cap) meltwater. The purpose of this plate is to identify those streams which are fed by glacier meltwaters. Because of the scale of the map, many minor glaciers...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
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