Geography 2411F/G Lecture Notes - Lecture 5: Waterborne Diseases, First Nations, Gastroenteritis
16 Apr 2018
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Water security, drinking water quality and the indigenous. Example: lake mead: changing rainfall patters, climate variability, high levels of evaporation, reduces snow melt run off, and current water use patters. Causes of global water scarcity: population growth (more water being used than its being replenished), urbanization, increasing affluence, increased business activity, climate change, pollution (most destructive and significant changes) John snow links cholera morality to water (contaminated water) Unequal access to water matters: waterborne diseases are prevalent in developing nations, and among marginalized populations within developed nations as well. Reliable water supplies: third most renewable freshwater. Hydro warm water changing the local environments: agricultural runoff concentrations of waste, high levels of e-coli, algal blooms decomposition. Industrial development poses significant risks to water resources fracking hotspots. Walkerton, ontario outbreak of waterborne gastroenteritis (e-coli: eg. By (cid:272)o(cid:373)pariso(cid:374) : first nations communities experience both greater numbers significantly longer duratio(cid:374)s of (cid:271)oth (cid:862)(cid:271)oil (cid:449)ater(cid:863) a(cid:374)d (cid:862)do (cid:374)ot (cid:272)o(cid:374)su(cid:373)e (cid:449)ater(cid:863) ad(cid:448)isories and come back.
