Topic Pages

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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.

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…

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Indigenous Disaster Response

Background

First Nations communities may be disproportionately impacted by a variety of emergencies and disasters, including floods, wildfires, and crude oil spills in their traditional…

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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…

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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.…

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Extreme Heat

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

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Wildfire Smoke and Health

Background

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 (…

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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…

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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.…

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Oil Spills and Health

The transportation of oil and gas products by land and sea create opportunities for unexpected mass exposures in communities that may or may not be prepared for such an event. Oil spills are also…

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Hydraulic Fracturing for the Production of Shale Gas

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…

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