Results 91 to 100 of about 322,036 (209)

Manhattan Pluvial Flood Simulations Under Two Extreme Rainfall Scenarios Show Similar Severity Patterns but Contrasting Peak Timing Across Districts

open access: yesEarth's Future, Volume 14, Issue 11, November 2026.
Abstract Urban pluvial flooding is often summarized by peak depth, peak extent, or cumulative burden, but these metrics do not distinguish when flooding first becomes hazardous from when the hazardous area becomes largest. This study introduces an activation–occupancy framework to quantify these two times and applies it to building‐resolving shallow ...
SeokKoo Kang
wiley   +1 more source

Modeling Urban Hydrology and Green Infrastructure Using the AGWA Urban Tool and the KINEROS2 Model

open access: yesFrontiers in Built Environment, 2018
Urban hydrology and green infrastructure (GI) can be modeled using the Automated Geospatial Watershed Assessment (AGWA) Urban tool and the Kinematic Runoff and Erosion (KINEROS2) model.
Yoganand Korgaonkar   +5 more
doaj   +1 more source

Vanishing Winters and Shrinking Ice: Ecosystem Services and Societal Impacts in the Laurentian Great Lakes

open access: yesEarth's Future, Volume 14, Issue 11, November 2026.
Abstract The Laurentian Great Lakes are undergoing rapid winter transformations, with profound implications for human societies. Winter air temperatures have increased, accelerating ice loss since the mid‐1990s. These trends are altering thermal regimes, shifting precipitation from snow to rain, and increasing winter runoff and nutrient fluxes, with ...
Marguerite A. Xenopoulos   +18 more
wiley   +1 more source

Evaluating the impact of roof rainwater harvesting on hydrological connectivity and urban flood mitigation

open access: yesResults in Engineering
Urban flooding, particularly in arid and semi-arid regions, has become a growing concern in densely populated metropolitan areas. Roof rainwater harvesting is a form of low impact development that offers an effective solution for mitigating urban ...
Quang-Oai Lu   +7 more
doaj   +1 more source

Hydrological Controls of Methane Uptake in Biochar‐Amended Native Vegetation Green Roof Substrates

open access: yesGCB Bioenergy, Volume 18, Issue 11, November 2026.
Four years of field measurements showed that biochar amendment consistently enhanced atmospheric methane (CH4) uptake in high‐organic native green roof substrates. Biochar‐mediated changes in substrate moisture and gas exchange strengthened CH4 consumption, demonstrating biochar‐amended green roofs as a nature‐based strategy for enhancing urban CH4 ...
Imrul Kayes   +2 more
wiley   +1 more source

Green roof seasonal variation: comparison of the hydrologic behavior of a thick and a thin extensive system in New York City

open access: yesEnvironmental Research Letters, 2016
Green roofs have been utilized for urban stormwater management due to their ability to capture rainwater locally. Studies of the most common type, extensive green roofs, have demonstrated that green roofs can retain significant amounts of stormwater, but
R M Elliott   +5 more
doaj   +1 more source

STORMWATER RUNOFF MITIGATION AND WATER QUALITY IMPROVEMENTS THROUGH THE USE A GREEN ROOF IN PITTSBURGH, PA [PDF]

open access: yes, 2007
A green roof was constructed in Pittsburgh, PA to help reduce combined sewer overflows (CSOs) events. They occur because the sewer infrastructure of Pittsburgh, and many older cities, is inadequately designed to handle the large amounts of stormwater ...
Bliss, Daniel James
core  

Runoff Quantity Dynamic from an Extensive Green Roof during Individual Rainstorms

open access: yes, 2011
This study evaluates the influence of an extensive green roof on runoff quantity dynamic during individual rainstorms in Central China. Controlled experiments on a simulated extensive green-roof plot were carried out firstly to produce a unit hydrograph (
Hua Zhang   +5 more
core   +1 more source

Assessment and Modeling of Green Roof System Hydrological Effectiveness in Runoff Control: A Case Study in Dublin

open access: yesIEEE Access
Green roofs are essential for urban greening and climate adaptation, especially in densely populated areas. Analyzing runoff reduction parameters is crucial for effectively designing and implementing these systems.
Mehdi Gholamnia   +6 more
doaj   +1 more source

Model research on the influence of green roofs on environmental parameters in urban agglomerations

open access: yesE3S Web of Conferences, 2018
This study presents features of green roofs in urban areas with a particular emphasis on the filtration of air pollutants, heavy metals removal, reduction of rainwater runoff from roof surfaces and thermal insulation.
Suszanowicz Dariusz
doaj   +1 more source

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