Geochemical fluxes in sandy beach aquifers: Modulation due to major physical stressors, geologic heterogeneity, and nearshore morphology

X Geng, JW Heiss, HA Michael, H Li… - Earth-Science …, 2021 - Elsevier
Coastal beach aquifers are biogeochemically active systems that mediate chemical and
material fluxes across the land-sea interface. This paper provides a review of major physical …

[HTML][HTML] Simulating surface soil moisture on sandy beaches

C Hallin, C van IJzendoorn, JM Homberger… - Coastal …, 2023 - Elsevier
A model that simulates surface moisture content on sandy beaches for aeolian transport
applications is developed and integrated into the aeolian transport model AeoLiS. The …

Coastal groundwater dynamics with a focus on wave effects

Y Zheng, M Yang, H Liu - Earth-Science Reviews, 2024 - Elsevier
Groundwater dynamics in the coastal unconfined aquifer is one of the most important
physical factors in the coastal zone since it greatly influences the nearshore hydrodynamics …

Denitrification hotspots in intertidal mixing zones linked to geologic heterogeneity

JW Heiss, HA Michael… - Environmental Research …, 2020 - iopscience.iop.org
The mixing between fresh and saline groundwater in beach aquifers promotes
biogeochemical transformations that affect nutrient fluxes to the coastal ocean. We …

Numerical study of solute transport in heterogeneous beach aquifers subjected to tides

X Geng, MC Boufadel, H Rajaram, F Cui… - Water Resources …, 2020 - Wiley Online Library
A numerical study, based on a variably saturated groundwater flow model within a Monto
Carlo framework, was conducted to investigate flow and solute transport in a heterogeneous …

Effects of a low-permeability layer on unstable flow pattern and land-sourced solute transport in coastal aquifers

J Zhang, C Lu, C Shen, C Zhang, J Kong, L Li - Journal of Hydrology, 2021 - Elsevier
The tide-induced upper saline plume (USP) in coastal aquifers plays a critical role in
affecting the fate of land-sourced solutes. Early studies focused primarily on a quasi-steady …

Hypersaline pore water in Gulf of Mexico beaches prevented efficient biodegradation of Deepwater Horizon beached oil

X Geng, CA Khalil, RC Prince, K Lee, C An… - Environmental …, 2021 - ACS Publications
The 2010 Deepwater Horizon (DWH) blowout released 3.19 million barrels (435 000 tons) of
crude oil into the Gulf of Mexico. Driven by currents and wind, an estimated 22 000 tons of …

SUPHRE: A reactive transport model with unsaturated and density‐dependent flow

Z Luo, J Kong, C Shen, DA Barry - Journal of Advances in …, 2024 - Wiley Online Library
Although unsaturated and density‐dependent flow affect solute fate in groundwater, they are
rarely both included in reactive transport models. Using the operator‐splitting method, a new …

A Numerical Study of Dam‐Break Driven Swash and Beach Groundwater Interactions

MPC Delisle, Y Kim, TW Gallien - Journal of Geophysical …, 2023 - Wiley Online Library
The dynamic interaction between swash and beach groundwater is fundamental to
understanding wave runup and sediment transport processes. A numerical model that …

Effects of unsaturated flow on salt distributions in tidally influenced coastal unconfined aquifers

Z Luo, J Kong, X Yu, C Lu, AD Werner… - Water Resources …, 2023 - Wiley Online Library
Unsaturated flow influences both the seawater extent under steady‐state conditions and the
propagation of tides in coastal aquifers. However, its effects on salt distributions in tidally …