The provision of safe drinking water across Canada is a responsibility shared across many agencies. At the federal level, Health Canada sets…
Topic Pages

Topic Pages introduce an aspect of the environment and its relation to public health by featuring a curated shortlist of NCCEH and external resources. The most relevant resources related to a topic have been selected to best guide the search for further information. These lists are not intended to be exhaustive, and the omission of any individual resource does not preclude it from having value.
Legionella is an opportunistic premise plumbing pathogen (OPPP) that can cause illnesses including Pontiac fever and Legionnaires’ disease, a severe pneumonia named after an outbreak that…
A health impact assessment (HIA) is a combination of procedures, methods, and tools that allow for the strategic evaluation and assessment of the potential effects on health related to a policy,…
The frequency and intensity of Canadian wildfires is increasing as a consequence of the changing global climate, as well as long-standing forest management practices (…
Lead is a potent neurotoxin that is commonly present in our environment and can have serious, irreversible cognitive and behavioral impacts, particularly in children. Historically, most lead…
Cyanobacteria, commonly known as blue-green algae, are naturally occurring microscopic organisms found in fresh, brackish, or marine water that can release cyanotoxins into freshwater systems.…
Background
Aspects of the built environment, including man-made and natural features, impact human health directly and indirectly through air quality, traffic injuries, and toxic…
Floatation or float tanks have resurged in popularity since their initial commercialization in the 1970s. These tanks, pods, or chambers are intended to help users achieve certain physical and…
Bed bugs (Cimex lectularius) are small, elusive, and resilient insects that live by feeding on the blood of mammals, including humans. Bed bug infestations have become prominent worldwide…
Hydraulic fracturing (also termed “fracking”) is the process used, along with horizontal drilling, to extract unconventional natural gas (shale gas, tight gas or coalbed methane) and tight oil…