HLSC 1F90 Lecture Notes - Lecture 22: Landfill, Healthy Planet, Global Warming
7 Apr 2017
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Document Summary
Healthy planet | human health: environmental health is fundamental to human health, humans can become ill, or die from: Ingesting food, water or dust that is prohibited. Pollution: water quality and water pollution, please read all sections of the text, water contamination and treatment, water shortages (how does canada fare?, sewage (how is it treated?) Protecting the water supply (toxins down drains: solid waste pollution, average cdn produces > 700kg household waste per year, mostly organic kitchen, paper products and yard waste (not shown, solid waste pollution (continued) In canada, most waste is buried in carefully-selected, well managed sanitary landfill disposal sites: disadvantages, waste contains chemicals (paint, pesticide, oil, despite precautions, buried contaminants can leak into soil and groundwater. Climate change: impacts: fewer cold days/nights; more frequent & hotter days/nights, heavier more extreme precipitation (with severe storms & flooding, more heatwaves, more droughts. Increased incidence of storm surges; higher sea levels.
