Effect of Tree Shading and Transpiration on Cooling Energy Use in Buildings

مؤسسة الشرق الأوسط للنشر العلمي

عادةً ما يتم الرد في غضون خمس دقائق

الإصدار التالي: 06 يوليو 2025
من مجلة الشرق الأوسط للنشر العلمي

Effect of Tree Shading and Transpiration on Cooling Energy Use in Buildings

Hagar Haitham
Abstract

Building cooling loads account for a sizable amount of yearly energy consumption in hot, arid regions like Baghdad. Through transpiration and shading, urban vegetation—especially trees—has become a passive way to lower ambient temperatures and cooling energy demands. This study examines the effects of transpiration and tree shading on cooling energy consumption in a typical Baghdadi residential building using simulation. The study measures temperature decrease, transpiration-induced cooling, and the ensuing energy savings using energy modeling and simulated climate data. The findings show that shade from trees can lower ambient air temperatures by 2–4°C, and transpiration adds another 0.8–1.8°C of cooling. When combined, these effects can reduce cooling energy use by up to 25%. According to the findings, incorporating green infrastructure into urban planning is a practical way to reduce heat stress and energy demands in hot climates.

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مجلات علمية