Results 91 to 100 of about 1,242 (180)

Impact of Density Gradients and Momentum Ratios on Streamwise Circulation at River Confluences

open access: yesWater Resources Research, Volume 62, Issue 3, March 2026.
Abstract Mixing processes in confluences influence concentrations of water quality parameters such as suspended sediment loads and water chemistry in the post‐confluent reach. Thus, improving our understanding of confluence flow structures and mixing is key to predicting the impact of the downstream propagation of pollutants and nutrients.
Abdelrahman Hosny Abdou   +3 more
wiley   +1 more source

Flood Routing and Dam Breach Parameter Calculation on Sepaku Semoi Dam

open access: yesAptisi Transactions on Technopreneurship
This study endeavors to develop a comprehensive flood routing model and ascertain dam breach parameters at the Sepaku Semoi Dam. Driven by the escalating threat of floods due to climate change and urban expansion, effective water management strategies ...
Wahyu Sejati   +6 more
doaj   +1 more source

Climate Change Alters Post‐Surge Recovery of Coastal Aquifers

open access: yesWater Resources Research, Volume 62, Issue 3, March 2026.
Abstract Climate change is expected to increase storm‐surge intensity while reducing its frequency, posing complex challenges for the recovery of coastal aquifers subject to recurrent wave overwash events. This study quantifies the combined effects of these opposing trends using surface–subsurface integrated numerical simulations of a generalized ...
Satoshi Tajima   +2 more
wiley   +1 more source

Mechanisms Driving Transport and Accretion of Mud From Channels to Islands in a River‐Dominated Delta

open access: yesWater Resources Research, Volume 62, Issue 3, March 2026.
Abstract River deltas are important landforms because they build coasts. Primary channels divide deltaic land into islands, which must accrete sediment fast enough for deltas to keep pace with sea level rise. Field observations are critical for determining the physical mechanisms that transport sediment between primary channels and islands, but are ...
Justin A. Nghiem   +5 more
wiley   +1 more source

Optimizing Flood Hazard Zonation and Planning Landscape‐Based Mitigation Measures in Gimba Sub Watersheds, Northeastern Ethiopia: A Comprehensive Approach

open access: yesJournal of Flood Risk Management, Volume 19, Issue 1, March 2026.
ABSTRACT Flooding remains one of the most critical natural hazards threatening livelihoods, infrastructure, and ecological systems in Ethiopia's highland landscapes. This study presents a rigorously integrated, multi‐criteria flood risk assessment that combines the Analytical Hierarchy Process (AHP) with GIS‐based spatial modeling to delineate ...
Degfie Teku   +3 more
wiley   +1 more source

Does Climate Change Alter Weed Management Recommendations? Evaluating the Impact of Elevated CO2 on Plant Growth and the Critical Period of Weed Control

open access: yesWeed Research, Volume 66, Issue 2, March/April 2026.
ABSTRACT Climate change challenges crop production, driving rising temperatures and extreme weather events. Additionally, increased atmospheric CO2 alters competitive dynamics between crops and weeds. While previous research has examined individual plant responses to elevated CO2, its direct impact on weed management recommendations remains ...
Emma G. Kubinski   +2 more
wiley   +1 more source

Safety Assessment of Concrete Gravity Dams: Hydromechanical Coupling and Fracture Propagation

open access: yesGeosciences
For the safety assessment of concrete dam–foundation systems, this study used an explicit time-stepping small-displacement algorithm, which simulates the hydromechanical interaction and considers the discrete representation of the foundation ...
Maria Luísa Braga Farinha   +2 more
doaj   +1 more source

Pacing Early Mars Sedimentary Rock Formation

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Mars' sedimentary rock record documents past surface and/or near‐surface liquid water. However, paleoclimate models struggle to explain conditions warm enough for past liquid water. One hypothesis is transient warming by H2 ${\mathrm{H}}_{2}$‐CO2 ${\text{CO}}_{2}$ collision‐induced absorption (CIA) (H2 ${\mathrm{H}}_{2}$‐CO2 ${\text{CO}}_{2 ...
M. L. Turner, E. S. Kite
wiley   +1 more source

Multiscale Numerical Modeling of Wave Overtopping for Pedestrian Hazard Classification and Risk Assessment

open access: yesJournal of Marine Science and Engineering
The risk of wave overtopping is amplifying under sea-level rise and increased frequency of extreme coastal events. Conventional empirical and physical methods for estimating overtopping characteristics are limited by site-specific assumptions, which ...
Jong Yoon Mun   +2 more
doaj   +1 more source

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