In the United States, the National Weather Service is warning residents that it’s not uncommon for air quality to fall below a safe level in areas that have seen more severe wildfires.
And in the Canadian city of Toronto, the mayor has issued an emergency order that requires residents to wear masks while outdoors, while also warning that outdoor activities may cause pollution in some neighborhoods.
In the United Kingdom, where the coronavirus has been killing at least 1,000 people a day, there are also some major problems.
In the capital, London, for instance, a major air quality advisory has been issued and residents are advised to stay indoors.
In other cities, including Manchester, Manchester and Liverpool, the situation has deteriorated even further.
But there’s a better way to help reduce pollution, and that’s to make a better choice about where to live.
In this series, we’ll take a look at some of the ways people can take control of their health and the health consequences of living in areas where air quality is poor.
Read MoreAbout the authors:Sebastian Furlong is a health reporter at The Times Higher Education.
He covers public health, public policy and health-related topics at the intersection of public health and social policy.
He previously worked at the London School of Hygiene and Tropical Medicine and was a research assistant at the University of Oxford’s Department of Public Health.
Follow him on Twitter: @sfburlong