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The TFDL and all Branch libraries are closed. Use our extended hours chat feature to get help online or consult with one of our librarians. See Libraries & Cultural Resources COVID-19 page for updates. All overdue fines are suspended. Items on term loans will automatically renew.

GIS Resources

Spatial and Numeric Data Services guide to GIS data available at the University of Calgary.

Air Quality/Pollution


  • Open Calgary Air Quality Data, 1980 - present
    • collected by the Calgary Regional Airshed and Alberta Environment and Parks groups



  • National Pollutant Release Inventory
    • publicly accessible inventory of pollutant releases (air, water and land), disposals and transfers for recycling
    • also includes Google Earth mapping layers

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