Evidence details

rebecca.killalea@canberra.edu.au on 11 Apr 2022
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Study

Citation
Janke, B. D., Finlay, J. C., Hobbie, S. E., Baker, L. A., Sterner, R. W., Nidzgorski, D., & Wilson, B. N. (2013). Contrasting influences of stormflow and baseflow pathways on nitrogen and phosphorus export from an urban watershed. Biogeochemistry.
Study description
This study investigated nutrient loads in baseflow and stormflow events. The study looked at the nitrogen and phosphorus loads and contrasted the concentrations and forms.

Response

Cause term/trajectory
Land use/land cover - urban (Increase)
Cause description
Street density
Effect term/trajectory
Hydrology - surface flow (volume) (Increase)
Effect description
Water yield
Response measure type
F statistic/ratio
Statistical significance
p=0.049

Design

Source data
Field
Study type
Observation
Study design
Temporal gradient
Number of independent control or reference sampling units
6
Sample size used in analysis
526 (baseflow), 702(stormflow)

Context

Climate
Cold (continental)
Country
United States
Habitat
Artificial
Spatial extent
Drainage basin
Temporal extent
Years
Context description
Collections in stormwater pipes.