Evidence details

rebecca.killalea@canberra.edu.au on 16 Feb 2022
Back to citations View citation

The evidence record you selected is shown below.
Click 'Duplicate evidence' to create an editable copy of this record.

Study

Citation
Carpenter, D. D., & Kaluvakolanu, P. (2011). Effect of Roof Surface Type on Storm-Water Runoff from Full-Scale Roofs in a Temperate Climate. Journal of Irrigation and Drainage Engineering.
Study description
Assessed the runoff volume and water quality from 3 roof types - asphalt, stone ballasted and vegetated green roof. Study was undertaken to assess the benefits of a green roof as a stormwater management practice.

Response

Cause term/trajectory
Land use/land cover - urban
Cause description
Green roof
Effect term/trajectory
Water quality - suspended material/sediment (Increase)
Effect description
The green roof resulted in higher total solids concentration in the runoff collected.
Response measure type
Mean difference
Statistical significance
p=0.045

Design

Source data
Field
Study type
Observation
Study design
Control/reference vs. treatment/impact (no before)
Number of independent control or reference sampling units
1
Number of indendent impact or treatment sampling units
3
Sample size used in analysis
63
Design description
1 control (asphalt) 2 treatments (stone and green roof) sampled for 21 storm events over a 6 month period

Context

Climate
Temperate
Country
United States
Habitat
Artificial
Spatial extent
Other
Temporal extent
Months