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How Do Termite Mounds Regulate Temperature and Humidity Without Electricity?
白蚁丘如何在不使用电力的情况下调节温度和湿度？
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Termite mounds in Africa and Australia can reach over six meters tall and last decades.
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They contain complex networks of tunnels, chimneys, and porous walls made of soil and saliva.
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Air moves through the mound via convection: warm, moist air rises and exits through top vents.
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Cooler, drier air enters through underground passages and flows upward gradually.
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The thick outer wall buffers daily temperature swings, while internal clay layers absorb excess moisture.
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Termites constantly repair and adjust tunnel openings to respond to weather changes.
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This passive system keeps nest temperatures stable within ±1°C despite outside swings of 30°C.
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Engineers study these structures to design energy-free building ventilation systems.
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Modern architects have built office buildings inspired by termite mound airflow patterns.
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Such biomimicry reduces air conditioning use by up to forty percent in tropical climates.