Academic Excellence ShowcaseThursday, May 28• Two points credit for each talk you attend in Earth Science sessions: – 8-11 and 1-4:30 in NS 103– 9-11 in NS 218• 1/4 point credit for every Earth Science poster you investigate in the Pacific Room of Werner Center• Must submit worksheets/summaries and attendance tickets of each talk or poster for credit• Link to worksheets, instructions and proceedings http://www.wou.edu/~brownk/ES106/AcademicExcellenceShowcase.2009.pdfClimateEarth ScienceChapter 20Pages 560-573Atmospheric CirculationGlobal circulationhttp://weathersavvy.com/Q-Deserts1.htmlOcean circulationJan and July tempsValues used for Koppen System• Overall temperature• Evaporation compared to precipitation• Absolute rainfall• Rainfall distribution• Extreme temperatureWorld climate mapKoppen Climate System• A tropical: wet, monsoon, dry w/s• B dry: desert/steppe, low/mid latitude• C humid mid-latitude, mild winter: wet summer, dry summer ‘west coast’• D humid mid-latitude severe winter• E polar: tundra, ice cap• H highland: modified version of local lowland area—cooler, moisterAf Tropical rainforestA Tropical climates• NEVER COLD• Rain forest—always wet• Monsoon—extreme seasonal rainfall• Savannah—very dry monthsA Climatic diagramsMonsoon Climatehttp://www.freewebs.com/scienceandsociety/summermonsoonpdem2.gifAw Tropical SavannahSubtropical deserthttp://www.gerber-travel.ch/Tours/libya_1999_5.htmB Dry climates• EVAPORATION POTENTIAL EXCEEDS PRECIPITATION• Desert has more evaporation compared to rainfall than steppe• Low latitude deserts always warm• Mid latitude deserts can be quite coldB Cilmate DiagramsWorld climate mapWorldwide arid zonesSub-tropical Steppehttp://os.inf.tu-dresden.de/~nf2/nz_farewell/Mid latitude steppehttp://61966.rapidforum.com/topic=101082217975Cold deserthttp://www.asphalto.org/?user_id=907&PHPSESSID=a55...Humid wet summerhttp://www.us-parks.com/images/everglades-national-park/plantlife-of-everglades-p-3629-m.jpgC Mild mid-latitude climate• MILD WINTER• Humid• Hot/warm summer• Marine west coastal climate is a unique subdivision that extends far poleward of other mild climatesC Climate DiagramsWorld climate mapMidlatitude humid continentalhttp://www.uwsp.edu/geo/faculty/ritter/geog101/textbook/biogeography/biomes_midlatitude_forests_page_1.htmlMarine west coasthttp://www.uwsp.edu/geo/faculty/ritter/geog101/textbook/climate_systems/marine_west_coast.htmlMidlatitude humid continentalhttp://www.uwsp.edu/geo/faculty/ritter/geog101/textbook/biogeography/biomes_midlatitude_forests_page_1.htmlD Severe mid latitude• SEVERE WINTERS• Humid continental cold winter• Subarctic not warm in summerD Climate DiagramsWorld climate mapTaigaTundraE Polar climate• TOO COLD FOR TREES• Tundra some month is above freezing• Ice cap no months are above freezingE Climate DiagramsIce cap climatehttp://www.uwsp.edu/geo/faculty/ritter/geog101/textbook/climate_systems/icecap.htmlH compared to adjacent climateWorld climate mapLowland adjacent to HHighland• Modified version of local climate• Cooler, moisterHighland differenceComponents of climateAcademic Excellence ShowcaseThursday, May 28• Two points credit for each talk you attend in Earth Science sessions: – 8-11 and 1-4:30 in NS 103– 9-11 in NS 218• 1/4 point credit for every Earth Science poster you investigate in the Pacific Room of Werner Center• Must submit worksheets/summaries and attendance tickets of each talk or poster for credit• Link to worksheets, instructions and proceedings
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