Open Government Portal

  • Federal

    Toporama - ARCHIVED

    This collection is a legacy product that is no longer supported. Toporama is a digital topographic reference product using CanVec as source data. Developed by Natural Resources Canada (NRCan), Toporama covers the entire area of Canada's landmass and provides symbolic information in a...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • GeoTIF
    • KMZ
    • PDF
  • Federal

    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
  • Federal

    Earth conductivity map for Canada

    This product provides the Earth conductivity models for the varying conductivity zones throughout the ten Canadian provinces. The earth conductivity models are derived from a review of published results from magnetotelluric (MT) surveys. NRcan has developed a set of over 70 Earth conductivity...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • ZIP
You can also access this registry using the API (see API Docs).