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We have resources on dozens of important environmental health topics presented in various forms including Evidence Reviews, Evidence Briefs and Research Scans, Subject Guides, Blogs, Webinar Recordings, and Videos and Tools. Please see this page for more information concerning these document types. Browse the topics and discover what is available.

Cyanobacteria in freshwater
July 19, 2023
Cyanobacteria, commonly referred to as blue-green algae, are naturally occurring photosynthetic bacteria found in lakes, rivers, brackish, and marine waters. Cyanobacteria can pose a hazard to people…

Staying current with Canadian drinking water guidelines
May 31, 2023
Staying up to date with changes to Canadian Drinking Water Guidelines (CDWG) can be challenging for those involved in the assessment of drinking water quality and management of drinking water…

Sea level rise and public health implications
December 8, 2022
Sea level rise can cause a range of physical impacts on the built environment, with potential damage, loss, or change to coastal ports, critical infrastructure, private dwellings, transport routes,…

Health risks associated with sea level rise
December 7, 2022
This report is part 2 of 4 from the NCCEH/CLIMAtlantic “Sea level rise and public health implications” project. Please see the full project description and companion reports here. …
Climate change and opportunistic pathogens (OPs) in the built environment
October 26, 2022
Water distribution lines, premise plumbing in homes and large buildings, and recreational waters (pools, spas, splash-parks), can harbour a range of opportunistic pathogens (OPs), like Legionella spp…

Legionella
June 8, 2022
Legionella is naturally occurring waterborne bacteria that can survive within building water systems and multiply under ideal conditions that include warm temperature (e.g., 25-45°C), lack of…
Fires, floods & hurricanes: Protecting Canadians by identifying and managing threats to safe drinking water
May 16, 2022
In the past decade, climate change-exacerbated landscape disturbances such as wildfires and floods have threatened water security by altering not only water availability, but also source water…
Health Canada’s new lead guideline and results of an Indigenous Services Canada, FNIHB drinking water sampling survey in children's facilities
March 24, 2022
Health Canada published the revised lead drinking water guideline in 2019. The document included recommendations for sampling protocols to assess lead exposure such as random daytime and fixed…

Lead in drinking water
March 10, 2022
Lead is a naturally occurring toxic metal that can be harmful to human health. Health effects of lead exposure can include neurological, cardiovascular, renal, immunological, reproductive and…

Microplastics in the mix: considering dietary sources and human exposure
February 11, 2022
Plastics provide many essential functions across society, being inexpensive, lightweight, and versatile in applications ranging from food packaging, to consumer products, textiles, vehicles, health…