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Part of it is the distance from the sun to the horizon. In the tropics the sun path angle is nearly at right angles to the surface. Sunsets are short. The time between 10 degress above the horiz...
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Part of it is the distance from the sun to the horizon. In the tropics the sun path angle is nearly at right angles to the surface. Sunsets are short. The time between 10 degress above the horiz...