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Topic Pages

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.

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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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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