Lec12_Oceans1_2012b_st-1

Thermohaline circula5on north atlan5c deep water nadw

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

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: AABW: Antarctic bottom water - even colder and salty The “global conveyor belt” (global thermohaline circula5on) North Atlan5c Deep Water (NADW) forma5on Surface currents The Gulf Stream Warm eddy Cold eddy Eddy formation Gulf Stream SST cold warm Movements on a rota5ng disk Movements on a rota5ng disk B’ Person B’s position when ball is thrown B Person B’s A position when ball reaches the Person A throws edge ball from center of disk Coriolis Direction of rotation (counterclockwise) Movements on a rota5ng globe Coriolis movie Coriolis effect on surface water currents Effect below the surface: Ekman transport Surface currents: Large subtropical gyres Gyre = large circular current system Coastal upwelling/downwelling Bio5c zones Major plankton contributors to marine sediment Foraminifera calcite Coccolith Calcite Diatoms silica Radiolaria silica...
View Full Document

This document was uploaded on 02/18/2014 for the course BIO 01:460:204 at Rutgers.

Ask a homework question - tutors are online