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Topic Pages

We maintain a directory of current projects/practices that health agencies have identified as being of interest to their colleagues. If your agency has a project or practice to share, please bring it to our attention.

Projects are described in their applicable language(s).

International

Lead in School Drinking Water

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 exposure has occurred through inhaling leaded-gasoline combustion products in the atmosphere; this contribution has drastically declined due to the global phase-out of leaded gasoline. Other sources of...

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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 territorial level. In most provinces there is legislation specific to these facilities that provide criteria for their design, construction, and ongoing operation (www.canlii.org). Despite having these...

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Coastal waters, fresh water and other untreated recreational water venues

Recreational water venues such as oceans, lakes, and rivers, attract large numbers of users. Usage is higher in the summer months, although recreational water activities such as swimming, water skiing, surfing, wakeboarding etc., can take place year-round. These venues are not subject to specific legislation the way that man-made treated recreational water venues such as swimming pools and hot...

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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 form cyanotoxins. These toxins are a serious public health issue as exposure can cause illness and, in worst case scenarios, can be fatal (Svirčev et al. 2017). Under certain environmental conditions, cyanobacteria multiply quickly and create blooms...

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Floatation Tanks

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 mental benefits through the elimination (or minimization) of sensory inputs. Briefly, the user floats on his or her back in a warm, near-saturated solution of magnesium sulphate (MgSO4), which buoys the...

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Drinking Water Project

In Canada, most people have access to safe and secure drinking water. Nevertheless, lapses in management of drinking water safety may lead to waterborne illness outbreaks, which can lead to high personal and economic tolls as a large number of people may be exposed to disease agents simultaneously. Investigation of waterborne illness outbreaks is challenging due to rarity of occurrence,...

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