<span>The answer is spin clockwise.
</span>In the northern hemisphere, gyres spin clockwise due to Coriolis effect. Coriolis effect is the effect of the Earth's rotation on the oceans and atmosphere. It is the cause of deflection to the right in the northern hemisphere and to the left in the southern hemisphere. Thus, in the northern hemisphere, gyres spin clockwise, and in the southern hemisphere, they spin counter-clockwise.<span>
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I'm almost sure it's weathering processes.
The answer is the second one: Many Mongolians are pastoral nomads who raise livestock for a living.