Journal article

Substrate depth, vegetation and irrigation affect green roof thermal performance in a mediterranean type climate

A Pianella, L Aye, Z Chen, NSG Williams

Sustainability Switzerland | MDPI | Published : 2017

Abstract

Green roofs are consistently being used to reduce some of the negative environmental impacts of cities. The increasing interest in extensive green roofs requires refined studies on their design and operation, and on the effects of their relevant parameters on green roof thermal performance. The effects of two design parameters, substrate thickness (ST) and conductivity of dry soil (CDS), and four operating parameters, leaf area index (LAI), leaf reflectivity (LR), stomatal resistance (SR), and moisture content (MC), were investigated using the green roof computer model developed by Sailor in 2008. The computer simulations showed that among the operating parameters, LAI has the largest effect..

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Grants

Awarded by Frank Hadley Ginn and Cornelia Root Ginn Charitable Trust


Funding Acknowledgements

This article is an extended version of the conference paper presented at ZEMCH 2016 International Conference in Kuala Lumpur, Malaysia, on 20-23 December 2016 [40]. This research was funded by Australian Research Council Linkage grant LP130100731 supported by Melbourne Water and Inner Melbourne Action Plan (IMAP) municipal councils. Andrea Pianella is supported by the Melbourne International Research Scholarship (MIRS), Melbourne International Fee Remission Scholarship (MIFRS) and The Frank Keenan Trust Fund Scholarship.