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OE- Unit 2

Definitions- Carbon cycle, Oceans and currents

What is a Carbon sink? Where carbon is stored
Currents in oceans occur because of ... salinity, gravity, temperature
What is the North Atlantic Drift? And what areas does it effect? current of warm water from the Gulf Stream which effects the East coast of North America and Western Europe
How do convection currents effect Ocean currents? cold and salty water sinks and is replaced by warm water
What is an El nino event? occurs when warm water flows east TOWARDS Central and South America instead of it moving AWAY.
What is Arctic Oscillation and how is it effect our current winter? It is a tight air mass in the arctic which is not interacting with teh jet stream (normal) due to pressure differences, therefore causing a mild winter because those cold arctic winds are not blowing south.