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2 records found
  • Federal

    Threats to Ecosystems - Road Density

    Transportation activities have a great impact on the environment because they fracture natural habitats and create pollution. Roads intrude into natural habitats, separating ecosystems and permanently altering the landscape. Road building has undesirable effects on species that require large...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • ZIP
    • other
  • Federal

    Major Roads

    Contained within the 3rd Edition (1957) of the Atlas of Canada is a map that shows the status of major Canadian roads and ferry routes circa 1955. Roads are indicated as being paved, gravel or improved. The majority of the roads are provincial highways. Each provincial highway is identified by...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JPG
    • PDF
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