Part one of term paper
Typically, the level of ocean water around the world is higher in the western Pacific and lower in the eastern, near the Western coast of South and North America. This is due primarily to the presence of easterly winds in the Pacific, which drag the surface water westward and raise the thermocline relatively all the way up to the surface in t ...

Part two of term paper
... Oceanic and Atmospheric Administration's weather satellites, tracking shifting patterns of sea-surface temperatures can be made easier. Normally, a "pool" of warm water in the western Pacific waters exists. Under El Nino conditions, this "pool" drifts southeast towards the coast of South America. This is because, in a normal year, there is upwelling on the western South American coastline, and cold waters of the Pacific rise and push westward. However, during an El Nino year, upwelling is sup ...