Eastern boundary ocean currents are known to bring cold water current from higher places to lower places. There are at least three known currents that bring cold water, the Benguela Current, the Humboldt Current, and the California Current.
Apart from cold water currents, there are also existing warm ocean currents. The relationship of these currents leads to changes in world climate. How? Find out here: https://brainly.ph/question/276418 or https://brainly.ph/question/273883