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[ARCHIVED] Are Naturally Ventilated LEED Buildings Healthier?
June 1, 2010
[This content has been archived. We archive content that is dated 10 years or older or content with rapidly evolving evidence or guidance that is now out of date (e.g., COVID-19). If you have…
Role of ventilation in influencing COVID-19 transmission risk
July 29, 2020
As we return to indoor public spaces, and given the ongoing controversy over whether SARS-CoV-2 can be transmitted in aerosols, there has been intense interest around both the role of ventilation…
Pandemic experiences with manual ventilation and carbon dioxide (CO2) sensing in schools
October 19, 2022
Key Messages Schools employed a variety of different manual ventilation protocols to increase air exchange in naturally and mechanically ventilated buildings or…
[ARCHIVED] Carbon dioxide in indoor air
June 1, 2010
[This content has been archived. We archive content that is dated 10 years or older or content with rapidly evolving evidence or guidance that is now out of date (e.g., COVID-19). If you have…
Focus on health in the balance of energy retrofits and indoor air quality
November 23, 2022
In Canada, the building sector contributes to 18% of annual greenhouse gas emissions (GHG) and transforming our building stock is now a well-recognized priority for meeting globally agreed upon GHG…
Indoor CO2 sensors for COVID-19 risk mitigation: Current guidance and limitations
May 26, 2021
CO2 monitoring is an established tool to assess occupancy and ventilation requirements for indoor spaces, typically for the purposes of increasing energy efficiency. During the pandemic, it is…
Contextualizing the risks of indirect COVID-19 transmission in multi-unit residential buildings
March 24, 2021
Introduction Since the beginning of the COVID-19 pandemic, multi-unit residential buildings (MURBs) have been of particular concern to both public health practitioners and MURB occupants. MURBs are…
Outdoor winter dining during the COVID-19 pandemic
November 18, 2020
Primary inquiry: How can outdoor dining spaces be adapted for colder weather in a way that does not exacerbate COVID-19 transmission or other safety risks associated with temporary enclosures?…
Indoor CO2 sensors for COVID-19 risk mitigation: Current guidance and limitations
May 18, 2021
Primary inquiry: Information was requested regarding whether CO2 monitoring could be implemented as a COVID-19 risk mitigation tool in restaurants. Building on a previous NCCEH document in which we…
COVID-19 and indoor air: Risk mitigating measures and future-proofing
July 6, 2021
Humans spend approximately 80-90% of their time indoors and indoor air quality (IAQ) is a key determinant of individual and population health. The COVID-19 pandemic has sharpened the urgency around…