Environment & Ecology · Environmental Science
How do vertical gardens mainly contribute to noise reduction in urban environments?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1By making the structural wall surfaces perfectly smooth
- 2By increasing the acoustic echo within narrow streets
- 3By absorbing and diffusing sound waves through plants and substrate✓
- 4By reflecting all incident sound waves back into the environment
Correct answer
By absorbing and diffusing sound waves through plants and substrate
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