roger smith, mountain cartography workshop, september 2012 maps & geomorphology
TRANSCRIPT
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Roger Smith, Mountain Cartography Workshop, September 2012
Maps & GeomorphologyMaps & Geomorphology
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New ZealandNew ZealandArchipelago of 700 islandsArchipelago of 700 islands
Total area 270,000 sq kmTotal area 270,000 sq km
70% classified as hilly or steep70% classified as hilly or steep
Over 60% >300m in altitudeOver 60% >300m in altitude
Mountains reach 3750mMountains reach 3750m
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New ZealandNew ZealandArchipelago of 700 islandsArchipelago of 700 islands
Total area 270,000 sq kmTotal area 270,000 sq km
70% classified as hilly or steep70% classified as hilly or steep
Over 60% >300m in altitudeOver 60% >300m in altitude
Mountains reach 3750mMountains reach 3750m
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Whataroa Whataroa RiverRiver
OrthophotoOrthophoto
Whataroa Whataroa RiverRiver
2m Lidar DEM2m Lidar DEM
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Lake TaupoLake Taupo
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Waikato River Waikato River todaytoday
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Hinuera GapHinuera Gap
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Earthquakes - 15,000/yr Earthquakes - 15,000/yr
Magnitude and FrequencyMagnitude and Frequency
– 4-54-5 1/day 1/day
– 5-65-6 2/month 2/month
– 6-76-7 2/year 2/year
– 7-87-8 1 every 3 years 1 every 3 years
– >8>8 1 every 100 years 1 every 100 years
Christchurch 7.1 (Sep 2010), 6.3 (Feb 2011)Christchurch 7.1 (Sep 2010), 6.3 (Feb 2011)
Dusky Sound 7.8 (2009)Dusky Sound 7.8 (2009)
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Green Lake landslideGreen Lake landslide
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Lake Waikaremoana Lake Waikaremoana landslidelandslide
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Lake WaikaremoanaLake Waikaremoana