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Evaluate the numerical expression.
Vegetation
Plant life or the lifeforms characteristic of a region, period, or special environment, playing key roles in the Earth's ecosystem.
Sea Level
The average height of the ocean's surface between high and low tide, used as a reference point in measuring land elevation and sea depth.
Earth's Tilt
The angle between Earth's rotational axis and its orbital plane around the sun, influencing seasonal variations.
Global Climate
The overall patterns of temperature, precipitation, humidity, wind, and seasons on a planet-wide scale.
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