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CP174822352 | Wildfire smoke map shows intensifying conditions over Manitoba and Ontario 

CP174821217 | Wildfire smoke map shows intensifying conditions over Manitoba and Ontario 

CP174765140 | How to read Environment Canada's air quality index 

CP174765915 | Government map shows wildfire smoke to intensify over prairies 

CP174764368 | How to read Environment Canada's air quality index 

CP174946556 | Map shows wildfire smoke intesifying over the Prairies and British Columbia this week 

CP19321621 | Western Canada's air quality plummets as U.S. wildfire smoke chokes the region 

CP167220440 | Poor air quality is forecast to persist across parts of Ontario 

CP174767969 | Wildfire smoke map shows intensifying conditions over prairies, N.W.T.