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Hadley Cell

The Hadley Cell involves air rising near the
equator, flowing toward the North and South
Poles, returning to the surface of the Earth in
the subtropics, and flowing back toward the
equator at the surface of the Earth. This
produces winds called the trade winds and the

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This flow of air occurs because the Sun heats air at the Earth's surface near the
equator. The warm air rises, creating a band of low pressure at the equator. Once the
rising air reaches the top of the troposphere at approximately 1015 kilometres above
the Earth's surface, the air…


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