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Letter GGeology glossary

Gyre

A gyre is a large system of circulating ocean currents, driven by wind patterns and the Earth’s rotation (Coriolis effect). Major oceanic gyres play a crucial role in climate regulation, nutrient distribution, and the movement of marine debris. Understanding gyres is important in oceanography, climate science, and environmental studies. 

World map showing major ocean currents (gyre)
Fig. 1 World map showing major ocean currents (gyre)

Source Tomczak, M., & Godfrey, J. S. (1994). Regional Oceanography: An Introduction. Elsevier.

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