AUENV120 Lecture Notes - Lecture 5: Waste Hierarchy, Kyoto Protocol, Nature Deficit Disorder

• School: University of Alberta
• Department: Augustana Faculty - Environmental Studies
• Course: AUENV120
• Professor: Glen Hvenegaard

Document Summary

How is canada doing: waste in canada (indicators include: quantity per person; or landfills) Air quality: acid rain, canada is improving. (+15%) Slow change: urban air quality, no change, even though we have made improvements on gasoline options, consumption increased, transportation (-10%, not improving. Climate change: greenhouse gas emissions (-20%, canada definitely not improving. Water quality: municipal water use (4%, measured by %change in per capita use, municipal wastewater, measured by secondary treatment coverage (+20%, most communities have secondary treatments. Indicated by: percent of strictly protected area in 4 eco-zones: agricultural soils (+20%) Indicated by: number of days soil left unprotected by vegetation: energy (-10%) Should we be more narrow: population growth, will continue, might level off (when it"s 50% more current population, others, direct drivers o f change, can be measured. Indirect drivers: most important, we are driven by economic issues. For example, having solar panels are faced with issues such as long term benefits and short term expenses.