Public health measures shutting down workplaces and schools to fight the COVID-19 pandemic have led to a noticeable reduction in air pollution in multiple Canadian cities known for their traffic congestion, according to satellite images shared with CBC News. The New Mexico-based geospatial analysis group shared the data with some news organizations, including CBC and the New York Times. Ontario's residents were asked by their provincial and federal governments to stay home in March — the clear reduction in NO2 levels since then shows that they've been listening. Impact on greenhouse gas emissions? Ryan Katz-Rosene, president of the Environmental Studies Association of Canada, said that the world should see a decline in greenhouse gas emissions as result of this pandemic.

Source: CBC News April 01, 2020 07:52 UTC