{[ promptMessage ]}

Bookmark it

{[ promptMessage ]}

Geosci 105 - -more diffuse than western b.c-shallow and...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
southern hemisphere. Not gyres because don’t swirl) -Major surface current types -Western Boundary Currents -Fastest, deepest currents on earth -occur on western boundary -move warm water to higher latitude (pole ward) -gulf stream is the largest: -moves 2 m/s -70km wide, up to 450 m deep -flows 55 million cubic meters of water per second (55 sverdrups) -rapid flow keeps current mostly intact -eddies form along edges through turbulence -cold core eddies -warm core eddies -major western boundary currents: gulf stream, kuroshio current, brazil current, agulhas current, east Australian current (EAC) -Eastern Boundary Current -move (mostly) cold water equatorward
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: -more diffuse than western b.c.-shallow and broad ( 100’s to 1000’s km wide-slower moving and because they are spread out so much there isn’t as much water in any given location.-canary current, benguela current, California current, Peru current, west Australian-Transverse Currents-link up the boundary currents-trade winds drive north and south equatorial currents-offset from geographic equator to north-about 30 sv transported in Atlantic, Pacific-pile-up of water at western side drives equatorial counter-currents, especially in pacific-at mid-latitudes, westerly drive transverse currents...
View Full Document

{[ snackBarMessage ]}

Ask a homework question - tutors are online