Radon gas is a colourless, odourless, radioactive gas that is released during the decay of uranium in rocks and soils. Radon levels outdoors are generally low, but radon gas indoors poses more of…
Topic Pages
Our topic pages introduce the reader to important and emerging environmental public health issues through a curated list of NCCEH and external resources. The most relevant resources 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.
This topic page is intended to help environmental health practitioners understand the guiding principles and public health objectives being used to develop cannabis policy, both federally and…
The provision of safe drinking water across Canada is a responsibility shared across many agencies. At the federal level, Health Canada sets…
Topics:
Indoor Air, Mould
Mould is a ubiquitous fungus in outdoor environments that inevitably makes its way indoors. The general population is commonly exposed to mould through inhalation, and less commonly through direct…
Indigenous communities may be disproportionately impacted by a variety of emergencies and disasters, including floods, wildfires, and crude…
Oil spills are very complex events that, depending on where they occur, may result in acute exposures to nearby human populations. Regardless of the presence of humans, however, oil spills have…
Topics:
Biological Agents, Contaminants and Hazards, Food
Marine shellfish poisoning refers to illnesses in humans caused by consumption of marine bivalve shellfish (e.g., clams, mussels, oysters, scallops, cockles) that contain biotoxins (e.g., domoic…
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.…
Topics:
Equity, Practices and Procedures
Health equity is achieved when everyone has a fair opportunity to meet their health potential. Health inequities result from systematic disparities in the social determinants of health (the…
Carbon monoxide (CO) is an odourless, colourless, and non-irritating gas that is harmful to humans. As a by-product of incomplete combustion, CO is produced by fuel-burning appliances including…