The Coriolis effect depends on the sine of the latitude. At the Equator (0°), the sine value is zero, meaning there is no horizontal deflection. While the Earth is rotating fast at the Equator, the rotation is parallel to the ...
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The Harmattan is known as the “doctor wind” in West Africa. It blows from the Sahara Desert toward the coast. Its name comes from the fact that it is very dry and cool, which provides a healthy relief from the ...
The Chinook is nicknamed the “snow eater” because of its incredible power to melt snow in North America. These warm, dry winds can raise the temperature by 20 degrees Celsius in just a few hours. This rapid heat causes snow ...
The Foehn is the specific name for the warm, dry wind that descends the northern slopes of the Swiss Alps. It is a “rain shadow” wind. As air drops down the “leeward” (sheltered) side of the mountains, it is compressed ...
In North America, the wind that flows down the eastern side of the Rocky Mountains is called the Chinook. It is a local wind that provides a dramatic break from the winter cold. Because it brings heat and dryness to ...