Paleoceanography of the eastern equatorial Pacific over the past 4 million years and the geologic origins of modern Galápagos upwelling An isolated, volcanic archipelago at the confluence of several ...

Where is the most nutrient-rich water in the ocean? Water from the deep ocean is forced upward by upwelling, resulting in a nutrient-rich surface layer. During the equatorial upwelling, and during the ...

The Equatorial Undercurrent (EUC), a strong subsurface ... "Three distinct processes govern the nutrient supply at the equator: upwelling in the east driven by zonal winds, the vertical movement ...