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How does the rainforest canopy change temperature and wind near the forest floor?
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Tropical rainforest
Rainforest vegetation grows along the northern coast of Ecuador.
The tropical rainforest canopy plays a critical role in regulating the microclimate near the forest floor by acting as a physical barrier that moderates environmental conditions.1
- Temperature: The dense structure of the canopy reduces the range of temperatures experienced at the forest floor. By intercepting incoming solar radiation, the canopy prevents the ground from reaching the extreme temperatures often found in more open or drier environments.1
- Wind: The complex, multi-layered vegetation of the rainforest significantly impedes air circulation. Consequently, wind speeds near the forest floor are substantially reduced compared to the conditions above the canopy or in nearby clearings.1
By limiting both solar exposure and air movement, the canopy creates a stable, humid, and sheltered environment beneath it, which is distinct from the climate of the surrounding landscape.1