What is the difference between the trade-winds in the polar easterlies
The trade winds and polar easterlies are two different wind systems that occur in different regions of the Earth.
Trade winds are prevailing easterly winds located in the tropics and blow towards the equator. They are caused by the Earth's rotation and the movement of the Hadley cells in the atmosphere. Trade winds are relatively stable and consistent, blowing from east to west in both hemispheres. They play a crucial role in driving the global circulation of the atmosphere and are important for maritime navigation and weather patterns in tropical regions.
Polar easterlies, on the other hand, are cold prevailing winds that blow from the east towards the poles in the polar regions. These winds are caused by the temperature difference between the polar regions and the equator, leading to the formation of high-pressure systems near the poles. Polar easterlies tend to be more variable and less consistent compared to trade winds, as they can be influenced by the movement of mid-latitude weather systems and other factors.
In summary, the main differences between trade winds and polar easterlies are their location (tropics vs. poles), direction (towards the equator vs. towards the poles), stability, and the factors influencing their formation and behavior.