Class Notes (834,049)
Canada (508,296)
EESA06H3 (560)
Nick Eyles (492)
Lecture 11

Lecture 11

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Environmental Science
Nick Eyles

Final exam: 120 MCQ Not required to remember numbers; but concepts, terms and diagrams are key (e.g. major tectonic settings) Based on: 1 introduction to physical geology 2 plate tectonics 4ZZ[Z]L]} 19 time and geology 20 geological history of Canada and appropriate lectures including 12 (environmental challenges) EESA06 rd 3 April 2009 LZ}} [email protected]} Z}KL[ Challenges of change - urban sprawl - severe weather o effects of weather are more severely felt in urban areas o losses much greater now because populations are so high now - Hardening of watersheds o Insertion of asphalt and impermeable surfaces for buildings o When ground covered, water flows directly into creeks which were originally fed with groundwater o Baseflow much less, but surface runoff much larger Lowered capacity for dilution of contaminants Reduced baseflows result in lower rivers result in higher temperatures of water N Water drains off hot asphalt so higher temperatu
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