Submarine groundwater discharge impacts on coastal nutrient biogeochemistry

IR Santos, X Chen, AL Lecher, AH Sawyer… - Nature Reviews Earth & …, 2021 - nature.com
Submarine groundwater discharge (SGD) links terrestrial and marine systems, but has often
been overlooked in coastal nutrient budgets because it is difficult to quantify. In this Review …

Application of radon (222Rn) as an environmental tracer in hydrogeological and geological investigations: an overview

S Sukanya, J Noble, S Joseph - Chemosphere, 2022 - Elsevier
Radon (222 Rn) is a colourless, odourless, inert, and radioactive noble gas (t 1/2= 3.8 days)
that emanates from rocks and soils as a result of the alpha decay of its parent, radium (226 …

Radium isotopes as submarine groundwater discharge (SGD) tracers: Review and recommendations

J Garcia-Orellana, V Rodellas, J Tamborski… - Earth-Science …, 2021 - Elsevier
Submarine groundwater discharge (SGD) is now recognized as an important process of the
hydrological cycle worldwide and plays a major role as a conveyor of dissolved compounds …

Radon-222 as a groundwater discharge tracer to surface waters

D Adyasari, NT Dimova, H Dulai, BS Gilfedder… - Earth-Science …, 2023 - Elsevier
The naturally occurring isotope radon-222 (222 Rn) is widely employed as a tracer for
groundwater discharge to lakes, lagoons, rivers, estuaries, and coastal oceans. Owing to the …

Heterogeneity affects intertidal flow topology in coastal beach aquifers

X Geng, HA Michael, MC Boufadel… - Geophysical …, 2020 - Wiley Online Library
Intertidal aquifers are hotspots of biogeochemical cycling where nutrients and contaminants
are processed prior to discharge to the ocean. The nature of the dynamic subsurface mixing …

The influence of connected heterogeneity on groundwater flow and salinity distributions in coastal volcanic aquifers

P Kreyns, X Geng, HA Michael - Journal of Hydrology, 2020 - Elsevier
Geological heterogeneity is a key factor affecting rates and patterns of groundwater flow and
the evolution of salinity distributions in coastal aquifers. The hydrogeologic systems of …

Influence of precipitation event magnitude on baseflow and coastal nitrate export for Prince Edward Island, Canada

I Pavlovskii, Y Jiang, S Danielescu… - Hydrological …, 2023 - Wiley Online Library
The export of anthropogenic nitrate to coastal waters, which depends on the interplay
between many factors such as land use and meteorological forcing, is a rising concern in …

Karstic submarine groundwater discharge into the Mediterranean: radon-based nutrient fluxes in an anchialine cave and a basin-wide upscaling

X Chen, N Cukrov, IR Santos, V Rodellas… - … et cosmochimica acta, 2020 - Elsevier
Anchialine caves are common in Mediterranean karstic shorelines and elsewhere,
delivering point-source fresh groundwater and nutrients to the coastal ocean. Here, we first …

Effects of land reclamation on a subterranean estuary

C Shen, Y Fan, X Wang, W Song… - Water Resources …, 2022 - Wiley Online Library
Submarine groundwater discharge via coastal aquifers is an important pathway for land‐
derived chemicals to enter the oceans. While previous studies have mostly focused on …

[HTML][HTML] Long term simulations of macronutrients (C, N and P) in UK freshwaters

VA Bell, PS Naden, E Tipping, HN Davies… - Science of the Total …, 2021 - Elsevier
Over the last two centuries, the landscape of many industrialised nations has been
transformed by the spread and intensification of agriculture, by atmospheric pollution, by …