canadian air quality

8:46AM
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Smoky days are here again

Concentrations of sulfur dioxide have sharply declined over the last four decades.


9:30AM
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The results are in—Canada’s air quality among the best in the world

Previous reports from other organizations including the David Suzuki Foundation used flawed methods to measure air quality.


9:35AM
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Over the last four decades, Canada’s carbon monoxide levels have dropped by 90 per cent.