Geography and Oceanography - Chapter 20 pptx

... have characteristics of both Tides have characteristics of both progressive and standing wavesprogressive and standing waves..Classification by Classification by MonthlyMonthly Record ... when the Earth, Sun, tides occur when the Earth, Sun, and Moon are aligned. and Moon are aligned.–New Moon and Full Moon phasesNew Moon and Full Moon phases–Constructive interferenceConstructive ... coastal shallows and shoals. Most of the energy dissipates due to friction between the water and the shallow floor beneath itOrigin of the TidesOrigin of the Tides◆Unlike wind-driven surface...

... oceanographic and climatic conditions✦Remarkably complete compared to landSea Level ChangesWhere do these come from?✦Inputs are: rivers atmosphere surface waters volcanoes (both on land and submarine) ... transport: rivers and near-shore vs open oceanCosmogenous (from outer space)✦Meteorites and cometsSediment AccumulationTurbidites (submarine avalanches)Glacial (Ice-rafted debris)baseball ... of a meter!Terrigenous sediments (from land)✦Rivers✦Winds (eolian)✦Glaciers (ice-rafted debris, IRD)✦Turbidites✦Sea level changes Origin and Distribution of Marine SedimentsWhat’s...

... up into rivers and estuaries. • SST sensors will combine the IR and Microwave channels to provide all-weather SST fields with higher resolution. • These satellite data and in-water data from ... year), Wind and Height data closer to the coast and higher resolution; All-Weather SST; Hyperspectral data New technologies collect subsurface data in the water – gliders, AUV. Smaller and more ... field-of-view. Specific Examples Sea Surface Temperature (SST) Perhaps the most „standard‟ measurement from satellites Passive meaurement. Traditionally used infrared (IR) emission - strong...

... September)http://maps.grida.no/go/graphic/arctic-sea-ice-minimum-extent-in-september-1982 -and- 200 8 (Accessed April 16 200 9)Wednesday, April 13, 201 1IPCC 200 7Wednesday, April 13, 201 1Wednesday, April 13, 201 1Paleoceanography and Climate ... 201 1Arctic Sea Ice (minimum annual extent, September)http://maps.grida.no/go/graphic/arctic-sea-ice-minimum-extent-in-september-1982 -and- 200 8 (Accessed April 16 200 9)Wednesday, April 13, 201 1Arctic ... 201 1Wednesday, April 13, 201 1Wednesday, April 13, 201 1 * * * * *Rain – enriched in 18O -1 0 -2 -2 0 -7 -3 0 -4 0 -3 0Wednesday, April 13, 201 1Paleoclimate Proxy Records•Historical Documents...

... Species – Zebra MusselEverybody Likes a Challenge199 0-2 010 Recognizing climate change 201 0-? ??? Mitigation and AdaptationMarine Pollution - DDTLevels of organic pollutants may be low, but ... Arctic Ocean and Sea IceMarine Energy – Wave MotionEnergy generated by waves (Dr Brekken) and tidesSolutions are Clear and ReachableNo fine-tuning yet, but we know how to keep <2°C, and so prevent ... Your Generation187 0-1 900 US Railroad system built194 0-1 970 Interstate highway system196 0-1 970 Apollo mission to the Moon195 0-1 990 Cold War, nuclear threat196 0-1 980 Green revolution,...

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... tail” for lift and propulsionROUNDED fin (e.g., angelfish)very flexible, slow-speed manueveringBuilt for Speed•speed related to body length–4-foot yellowfin tuna, 46 mph–13-foot bluefin ... (theoretically)–9-foot porpoise, 25 mph–30-foot killer whale, 34 mphFORKED fin (e.g., yellow goatfish)somewhat flexible, manueveringColossal Squid CapturedWellington, NZ, April 200 3330 pounds - 16 ... Basic Ecology•factors regulating the distribution and abundance of organisms in the ocean. •influence of physical and chemical parameters on organisms in the various ecosystems...

... are in Short Supply?Nitrogen (N) as Nitrate NO3 (-2 )Phosphorus (P) as Phosphate PO4 (-2 )Silicon (Si) as Silicate SiO4 (-2 )Dead and decaying organic matter sinks downward from surface ... plants - restricted to shallow waters (light)Benthic animals occur everywhere from shallow depths to the deep sea.Basic Ecologyphysical and chemical parameters affecting distribution and ... parameters affecting distribution and abundanceAn ecosystem includes both the living (biotic) and non-living (abiotic) portions of the environment.–Examples include: salt marshes, estuaries,...

... feeding on unlucky neighborsWorms, Amphipods, Sand StarsThe Rocky ShoreOregon Rocky ShoreOregon Algaes - HallosaccionExploring the Tide Pools (and associated geology)◆Shoes with good tread/grip◆Extra ... Feeders on Sandy Shores◆Clams –suspension feeding◆Worms–deposit feeding by ingestion◆Amphipods–deposit feeding on surface◆Sand stars–carnivorous feeding on ... you!◆Be prepared with questions!!!...

... fluorescence and average currents and average currentsSalinityT (°C)Chlorophyll (μg/L)Backscatter (1/m)Dissolved Oxygen (mL/L)May 05 – 10, 200 6May 05 – 10, 200 6 The Oregonian Sept 20, 200 6Oregon ... JaneJune 200 5June 200 5The OSU Glider FleetThe OSU Glider FleetTwo Webb glidersTwo Webb gliders 200 m depth 200 m depth3 week deployment3 week deploymentSeaGlider (Aug 200 7)SeaGlider (Aug 200 7)1000 ... (OSU)Twice the amount of Twice the amount of upwelling-favorable upwelling-favorable wind in 200 6wind in 200 6 May 1-5 May 5-1 0 What are we learning?What are we learning?•The Structure...