Ocean currents play a crucial role in climate regulation and the distribution of marine life. They help distribute heat around the Earth, influencing the climate of different regions. Warm ocean currents can bring milder temperatures to coastal areas, while cold ocean currents can cool down regions. Additionally, ocean currents can affect the distribution of nutrients and plankton, which in turn impacts the distribution of marine life. Upwelling zones created by ocean currents bring nutrient-rich water to the surface, supporting diverse ecosystems and marine biodiversity. Overall, ocean currents are essential for maintaining the balance of ecosystems and regulating the Earth's climate.