Topic Pages

Printer Friendly, PDF & Email

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.

Environmental Health Resources for the COVID-19 Pandemic

The transmission of SARS-CoV-2, the virus that causes COVID-19, occurs primarily via direct contact with or respiratory droplets from an infected person. However, there is evidence to suggest that…

View Full Article

Radon

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…

View Full Article

COVID-19 Management during Public Health Emergencies

The goal of any public health emergency is to help as many people as quickly as possible. The COVID-19 pandemic has brought a new dimension to emergency management. Not only has COVID-19 made it…

View Full Article

Building Shutdown and Re-opening during the COVID-19 Pandemic

During the extended “new normal” of the COVID-19 pandemic, it may be necessary to periodically close public buildings and facilities, followed by re-opening when safe again…

View Full Article

Drinking water guidelines and governance

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

View Full Article

Neonicotinoid Pesticides

Neonicotinoids (also referred to as “neonics”) are insecticides derived from nicotine. They act by binding strongly to nicotinic acetylcholine receptors in the central nervous system of insects,…

View Full Article

Legionella

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…

View Full Article

Artificial Turf and Crumb Rubber

Modern artificial turf is used indoors and outdoors in a wide variety of settings, including multipurpose recreational and professional sports fields, playgrounds, residential areas, and public…

View Full Article

Indigenous Disaster Response

Indigenous communities may be disproportionately impacted by a variety of emergencies and disasters, including floods, wildfires, and crude…

View Full Article

Psychosocial impacts: resources for mitigation, response and recovery

All disasters - natural or technological - can adversely affect the health and well-being of community members and response workers involved. Because of local and global transformations (climate…

View Full Article

Oil Spills and Health

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…

View Full Article

Floods: prevention, preparedness, response and recovery

A number of extreme flooding events have occurred in Canada over the last few decades, and as a result of climate change, are growing in both frequency and magnitude.…

View Full Article

Extreme Heat

According to Environment Canada, a heat wave is a period of more than 3 days when temperatures are more than 32°C (…

View Full Article

Pools, hot tubs, and other treated recreational water venues

Public swimming pools, hot tubs, splash parks, wading pools, and other treated recreational water facilities are popular recreational water venues, which are regulated at the provincial or…

View Full Article

Wildfire Smoke and Health

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 (…

View Full Article

Marine Shellfish Poisoning

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…

View Full Article

Cannabis Resources for Environmental Health Practitioners

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…

View Full Article

Lead in Drinking Water: Homes and Schools

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…

View Full Article

Cyanobacteria in Freshwater

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.…

View Full Article

Norovirus

Norovirus is a group of highly contagious viruses that cause short-term gastroenteritis symptoms including nausea, vomiting, diarrhoea, and potentially chills and fever. Norovirus infection can…

View Full Article