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DYNAMIC PLANET 2016 OCEANOGRAPHY 2016 TOPICS Sea Floor Topography Identify sea floor features Describe the process in which they formed Coastal Features Natural Arch Identify coastal features erosion depositional marine sedimentation Spit Marine Sediments Plate Tectonics • Continental Drift • Continental Crust & Oceanic Crust •Tectonic plate movement Plate Boundaries Sea Floor Spreading • www.coolgeography.co.uk Uplift & Subsidence • www.iupui.edu Uplift & Subsidence Explain the processes of uplift & subsidence Identify areas of these processes Hot Spots • Volcanic regions not associated with a plate boundary Reef Formation • www.marinebio.net Seawater composition • Average Salinity of seawater = 35 per thousand • Salts are in the form of ions • Also contain small amounts of atmospheric gases (O2, N, CO2, H) Seawater composition Chemical Profiles Salinity, Temperature, Density Density • Temperature, Salinity, Density relationship • Density comparisons among the oceans Ocean Conveyor Belt Deep water formation Deep Water Masses Surface Currents Important concepts: Coriolis effect, Eckman spiral, Warm & Cold water currents, Ocean Gyres, Eckman Transport Waves Waves Satellite Imagery • Ocean productivity and satellite imagery Other Topics • • • • Tides Oceanic tools pH of seawater & its effect on coral reefs Long shore currents, upwelling, rip currents, tsunamis • Estuaries – vertical profile and hypoxia