Concentrations of ground-level ozone have also decreased.
air quality
April 21, 2017
9:35AM
Over the last four decades, Canada’s carbon monoxide levels have dropped by 90 per cent.
January 17, 2017
3:16PM
The coal phase-out had no apparent effect on nitrogen oxide levels.
May 4, 2016
2:51PM
Canada’s greenhouse gas levels have been declining since 2005.
November 24, 2015
2:36PM
The risks that hydraulic fracturing poses to air appear to be modest and manageable with current technologies.
June 26, 2015
9:00AM
As pretty much everyone in the world knows by now, Pope Francis published an encyclical recently On Care for Our Common Home, which discusses all things environmental—climate change, of course, but also air pollution, water pollution, sustainable development, the precautionary principle…the list goes on through 184-pages.
June 4, 2014
2:00AM
At the end of March, the CEO of the Ontario Power Authority (OPA) issued a directive regarding the implementation of Ontario's "Long term energy plan," which spells out what the provincial energy regulator plans to do to spur energy conservation.
