Evidence map›Paper›PMID 40177328›Full record

ArticleJournal of hydrology2024

Uncovering the hidden world of riverbed sediments: The role of sediment heterogeneity and cross-bar channel fills in the hydrogeochemical dynamics of the hyporheic zone.

Jeffery T McGarr, Pei Li, Robert G Ford, Teagan Kleman, Colton Fields, Julie Hobbs, Lydia Lupton, Emma Poston, Thomas Marsh, Leah Trutschel and 9 more

Abstract read
PubMed Full text at PMC Publisher
In one paragraph

Article in Journal of hydrology, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Not yet cited in PubMed.

0numbers the graph read from it
0cells of the map it votes in
0citing papers in PubMed
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

0 citing papers in PubMed.

No citing paper in PubMed yet.

4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

19 authors.

Jeffery T McGarrDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Pei LiDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Robert G FordOffice of Research and Development, U.S. Environmental Protection Agency, Cincinnati, OH, USA.
Teagan KlemanDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Colton FieldsDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Julie HobbsDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Lydia LuptonDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Emma PostonDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Thomas MarshDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Leah TrutschelDepartment of Biological Sciences, University of Cincinnati, Cincinnati, OH, USA.
Ken M FritzOffice of Research and Development, U.S. Environmental Protection Agency, Cincinnati, OH, USA.
Annette RoweDepartment of Biological Sciences, University of Cincinnati, Cincinnati, OH, USA.
Corey D WallaceRSI EnTech, Grand Junction, CO, USA.
Dylan WardDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Daniel M SturmerDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Craig DietschDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Margaret NaberDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.
Bob K LienOffice of Research and Development, U.S. Environmental Protection Agency, Cincinnati, OH, USA.
Mohamad Reza SoltanianDepartment of Geosciences, University of Cincinnati, Cincinnati, OH, USA.

Funding

Intramural EPA EPA999999
6 · The paper itself

Abstract

Groundwater-surface water interaction (hyporheic exchange) is critical in numerous hydrogeochemical processes; however, hyporheic exchange is difficult to characterize due to the various spatial (e.g., sedimentary architecture) and temporal (e.g., stage fluctuations) variables that influence it. This interdisciplinary study brings forth novel insights by integrating various methodologies including geophysical surveys, physical and chemical sediment characterization, and water chemistry analysis to explore the interplay of the numerous facets governing hyporheic zone processes within a compound bar deposit. The findings reveal distinct sedimentary facies and geochemical zones within the compound bar, driven by the sedimentary architecture. Cross-bar channel fills are identified as critical structures influencing hydrogeochemical dynamics, acting as baffles to groundwater flow and modulating nutrient transformations. Geophysical imaging and hydrogeochemical analyses highlight the complex interplay between sediment characteristics and subsurface hydraulic connectivity, emphasizing the role of sediment heterogeneity in controlling hyporheic exchange and solute mixing. The study concludes that sediment heterogeneity, particularly the presence of cross-bar channel fills, plays a pivotal role in the hydrogeochemical dynamics of the hyporheic zone. These structures significantly influence hyporheic flow paths, solute residence times, and nutrient cycling, underscoring the necessity to consider the fine-scale sedimentary architecture in models of hyporheic exchange. The findings contribute to a deeper understanding of riverine ecosystem processes, offering insights that can inform management strategies for water quality and ecological integrity.

Indexed as

Geochemical hotspotsGeophysical imagingHyporheic exchangeRiverbedSolute mixing

Identifiers

PMID40177328
PMCPMC11960729

What OpenQuestion holds

Textmetadata
LicenceCC BY
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.