Open Government Portal

As we launch this enhanced integrated Open Government Portal search, you may notice that there has been a reduction in the number of open information records. Please note that you can still access the publications that no longer appear here by visiting: Government of Canada Publications and Library and Archives Canada. If you have any comments or questions contact us!

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10 records found
  • Canadian Permafrost, Geological Survey of Canada

    Observations on the depth to the base of permafrost across Canada (Geological Survey of Canada Project 870023) from geothermal and geophysical records. Working file contains confidential information.
    Organization:
    Natural Resources Canada
    Resource Formats:
    • ZIP
  • Canadian Peatland Database-Snow and Ice

    The Canadian Peatland Database contains information on the nature and distribution of peatland in Canada. There is an estimated 154 GT of carbon in Canadian peatlands, 95% of which is found in boreal, subarctic, and arctic areas (Tarnocai, 1998). Sixty percent of the area of Canadian peatlands is...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • ZIP
  • Paleo-environmental records of climate change across Canada - Vegetation Hist...

    In order to predict how present changes in climate will affect Canada's environment, it is essential to understand the environmental impacts of past climate changes. In this activity, paleogeographic data from the last 18,000 years are assembled, synthesized, published, and web-enabled to help...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • ZIP
  • Distribution of Freshwater - Glaciers and Icefields

    Glaciers and icefields are huge masses of ice, formed on land by the compaction and re-crystallization of snow, that move very slowly down slopes, or move outward due to their own weight. In Canada, an estimated area of 200 000 square kilometres, or about 2% of the country’s area is covered by...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • ZIP
    • other
  • Break-up of Sea Ice

    The typical retreat of the sea ice cover from the late winter to late summer is shown on this map. Sea ice is any form of ice that is found at sea and has originated from the freezing of seawater. Melting of sea ice begins in spring in the Gulf of St. Lawrence and East Newfoundland, retreating...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • ZIP
    • other
  • Freeze-up of Sea Ice

    Typical advance of sea ice over from late summer to late winter is shown on this map. Sea ice is any form of ice that is found at sea and has originated from the freezing of seawater. Formation of sea ice begins in mid-September in the Canadian Arctic and advances southward through the onset of...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • ZIP
    • other
  • Late Summer Sea Ice Conditions

    Typical sea ice types are shown here at the end of the summer melt season, as well as how often sea ice has been present at any location on September 10 over the last 30 years . Based on the observations of sea ice extent and types over the last 30 years, this map shows how frequently sea ice has...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • ZIP
    • other
  • Late Winter Sea Ice Conditions

    Typical sea ice types are shown here near the end of the winter season. Also shown is how often sea ice has been present at any location on the 26th February over the last 30 years. Based on the observations of sea ice extents and ice types over the last 30 years, this map shows how frequently...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • JP2
    • ZIP
    • other
  • RADARSAT Ortho-rectified Mosaic of Canada

    The Canada Centre for Remote Sensing (CCRS), and the Canadian Space Agency (CSA) have collaborated with contributions from RADARSAT International (RSI), to create an ortho-rectified RADARSAT-1 mosaic of Canada. Using CSA's RADARSAT data archive, ScanSAR Narrow B descending mode data were...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • ZIP
  • RADARSAT-1 Ortho-rectified Mosaics of Canada, Lambert Conformal Conic, 100 Me...

    The Canada Centre for Remote Sensing (CCRS), and the Canadian Space Agency (CSA) have collaborated with contributions from RADARSAT International (RSI) (now MDA Geospatial Services Inc. (MDA GSI)), to create an ortho-rectified RADARSAT-1 mosaic of Canada. Using CSA's RADARSAT data archive,...
    Organization:
    Natural Resources Canada
    Resource Formats:
    • ZIP
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