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Air cleaning technologies for indoor spaces during the COVID-19 pandemic
December 10, 2020
The COVID-19 pandemic has presented public health with many challenges including how best to reduce transmission of SARS-CoV-2 in indoor spaces, where most transmission events occur. Layering of…
A burning reality: Managing the health risks of residential wood smoke
February 19, 2025
Many Canadian households rely on wood stoves or fireplaces as primary or supplemental sources of heating, yet the smoke emitted from these appliances negatively affects both indoor and outdoor air…
Do-it-yourself air cleaners: FAQs and additional resources
February 2, 2023
On January 26th, the NCCEH held a webinar highlighting our new evidence review entitled Do-it-yourself (DIY) air cleaners: Evidence on effectiveness and considerations for safe operation. …
Do-it-yourself (DIY) air cleaners: Evidence on effectiveness and considerations for safe operation
January 18, 2023
Key Messages A review of academic and technical literature showed that do-it-yourself (DIY) air cleaners performed similarly to commercial portable air cleaners in…
Do-it-yourself (DIY) air cleaners: Evidence on effectiveness and considerations for safe operation
January 26, 2023
Portable air cleaners have the potential to reduce exposure to hazardous indoor particulate matter, such as smoke, dust, mould, pollen and pathogens. Although a good portable air cleaner typically…
COVID-19 in indoor environments — Air and surface disinfection measures
July 29, 2020
The COVID-19 pandemic has led to the closure of workplaces, public facilities, retail and commercial spaces, entertainment venues, and other indoor spaces where groups of people congregate. As cities…
Reducing wood smoke and protecting indoor air quality is more important than ever during the COVID-19 pandemic
February 23, 2021
Wintertime in Canada sees many of us spending more time indoors. Perhaps even more so this year due to COVID restrictions. Amidst the second waves of COVID-19, we are reminded of the effects the…
Reducing COVID-19 transmission through cleaning and disinfecting household surfaces
April 28, 2020
Background The primary mode of human-to-human transmission for SARS-CoV-2, the virus responsible for coronavirus disease (COVID-19), is via direct contact with an infected person and their…
Effective Indoor Air Interventions
January 13, 2015
Canadians typically spend about 90% of their time indoors. Poor indoor air quality (IAQ) resulting from biological and chemical exposures is associated with the development of acute…
Crematoria emissions and air quality impacts
March 24, 2020
Primary inquiry A municipality received an application from a funeral home to install a cremator within their facility. Objections were received from nearby residents who were concerned about…