1. Ocean Currents
trash islands

2. Surface currents generated by wind due to friction
related to the circulation of the atmosphere

4. gyres Huge circular surface currents
currents affected by the Coriolis effect
you tube clip-coriolis effect
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5. currents affect climate
Agree or Disagree
Statement 1: When warm water near the equatorial region moves north it causes the climate to warm.
Statement 2: When polar water moves south it does not affect the climate because the water is warmed back up.

6. upwelling rising of cold deep water to replace surface water
results in nutrient rich water
el nino you tube
What is the effect of el nino on Montana weather?
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7. Density currents vertical currents driven by density
How does dense water move?
Polar regions- what do you expect?

8. oceanic conveyor belt

9. Predict
What will happen to the oceanic conveyor belt due to climate change?
How will this affect climate?