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. Topic pages are reviewed and updated with new content periodically. These lists are not intended to be exhaustive, and the omission of any individual resource does not preclude it from having value.
Certain species of ticks are vectors of bacterial, viral and protozoan pathogens and are capable of infecting humans and animals alike through prolonged attachment during a blood meal. Tick species…
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,…
Drought is defined as an extended period of abnormally dry weather that depletes water resources for human and environmental needs. It is important to note that for drought to occur, the number of…
Mosquitoes are vectors of numerous diseases worldwide. However, only certain species of mosquito can carry diseases, and even fewer of these species can survive Canada’s harsh winters. Of Canada’s…
Recreational waters such as oceans, lakes, rivers, and their associated beaches, attract large numbers of users engaging in primary contact activities (e.g., swimming, water skiing, surfing, paddle…
Public swimming pools, hot tubs, splash parks, wading pools, and other treated recreational water facilities are regulated at the provincial or territorial level with respect to design, construction…
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…
Climate change is increasing the frequency, duration, and intensity of the number of very hot days over 30°C in Canada. During heatwaves, the daytime and night-time average temperatures are projected…
Environmental noise refers to unwanted sounds caused by human activity, such as road noise, aircraft, rail traffic, construction noise, building systems (e.g., ventilation or cooling), or…
Marine shellfish poisoning refers to illnesses caused by eating marine bivalve shellfish (e.g., clams, mussels, oysters, scallops, cockles) that contain biotoxins, which shellfish can accumulate when…