Ocean current are also referred to as rivers flowing in oceanswer. The water flows in a certain direction in these rivers. Some ocean currents have warm water, while some others have cold water. Unlike a river; flow of current in ocean does not happen because of slope of land but happen because of difference in temperature and density. Significance of Ocean Current: Ocean current has profound effect on human life. Warm currents keep a place warm, while cold currents keep a place cold. Wind flowing through regions of warm current bring plenty of moisture and cause rains at higher altitudes. There are places where a warm current meets with a cold current. There is big temperature differential at such places which causes storms like hurricane or typhoon. Ocean current dlso influences navigation of ships and life of sea creatures.
