Access to personal study rooms and computer workstations will be closed during the 4-week province wide emergency shut down beginning Monday, April 5th. Contactless Pickup and Digital Delivery will continue to be available Monday through Friday. 

Remote hours of operation are 8:30 am - 4:30 pm from Monday to Friday. Please refer to our homepage and Frequently Asked Questions for the latest updates on our remote services, accessing the library building, and hours of operation. Be sure to login to your account to access all of our resources from off-campus. 


Pollution and Climate Data

Pollution and Air Quality

Environment Canada

Geoconnections - Canadian Geospatial Data Infrastructure
A searchable database of Canadian and international data sources. Not all sources in the database are available for download.

Air Quality Ontario

AIRNow Air Quality Maps

Environmental Protection Agency (U.S.)


National Oceanic and Atmospheric Administration

Center for International Earth Science Information Network

World Ozone and Ultraviolet Radiation Data Centre (WOUDC) (Environment Canada)

Weather and Climate Data

Intergovernmental Organizations



United States

Academic Research Institutes