Hot summers can be expensive, with air conditioners and fans driving up household electricity costs; however, researchers from the University of South Australia (UniSA) have identified a scientifically valid and inexpensive cooling method humans have known about for nearly a century. In a study from the UniSA, living walls or vertical gardens—walls that are entirely covered with
https://www.theepochtimes.com/vertical-gardens-researchers-determine-efficacy-of-cheaper-cooling-method_5001915.html

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