GEO 211 1st Edition Lecture 27 Outline of Last Lecture I End of Chapter 9 A Santa and winds B Desert winds a Haboob b Harmattan C Dust devil whirlwind Outline of Current Lecture II Ocean currents A Caused by 1 Prevailing wind 2 Coriolis force 3 Ocean temperature salinity differences 4 Tides 5 Shoreline configuration B Gyres large scale ocean circulation caused by subtropical anticyclone Cold currents Warm currents C Importance of ocean currents 1 Exchange of energy between low and high latitudes 2 Sustaining global heat balance 3 Moderate climate weather conditions in some areas D Coasts with cold ocean currents experience 1 Frequent fog 2 Upwelling Current Lecture II Ocean currents Horizontal movement of surface ocean waters Similar to jet streams These notes represent a detailed interpretation of the professor s lecture GradeBuddy is best used as a supplement to your own notes not as a substitute Ocean currents are cold or warm A Caused by 1 Prevailing wind 2 Coriolis force 3 Ocean temperature salinity differences 4 Tides caused by gravitational pull of the moon sun 5 Shoreline configuration These factors create ocean circulation that stretches across an entire ocean basin called gyres B Gyres large scale ocean circulation caused by subtropical anticyclone Cold currents flow equatorward along western coasts Warm currents flow poleward along eastern coasts C Importance of ocean currents 1 Exchange of energy between low and high latitudes 2 Sustaining global heat balance 3 Moderate climate weather conditions in some areas D Coasts with cold ocean currents experience 1 Frequent fog 2 Upwelling
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