Extreme heat

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Weatherwatch: Why plane trees are cooler than you think

July 4, 2025

Plane trees were originally planted in cities because of their resistance to pollution, disease, compacted soils and the harsh environment. Now researchers have discovered they have another quality: keeping people cool in heatwaves. Swiss scientists found that plane trees do not, as previously believed, close their leaf pores and “shut down” when the temperature reaches […]

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