Environmental heterogeneity determines the response patterns of microbially mediated N-reduction processes to sulfamethoxazole in river sediments

A Guan, W Qi, Q Peng, J Zhou, Y Bai, J Qu - Journal of Hazardous Materials, 2022 - Elsevier
The widespread occurrence of antibiotics in aquatic ecosystems leads to potential
ecological risks to organisms, in turn affecting microbially mediated processes. Here, we …

Considerations on the use of carbon and nitrogen isotopic ratios for sediment fingerprinting

B Riddle, J Fox, DT Mahoney, W Ford, YT Wang… - Science of The Total …, 2022 - Elsevier
Carbon and nitrogen stable isotopic ratios are increasingly used in sediment fingerprinting
studies. However, questions remain regarding tracer conservativeness during sediment …

Response time of fast flowing hydrologic pathways controls sediment hysteresis in a low-gradient watershed, as evidenced from tracer results and machine learning …

A Marin-Ramirez, DT Mahoney, B Riddle, L Bettel… - Journal of …, 2024 - Elsevier
Hydrologic controls on the timing of sediment transport and sediment hysteresis patterns
remain an open area of investigation in hydrology, especially for low-gradient watersheds …

Improving in-stream nutrient routines in water quality models using stable isotope tracers: a review and synthesis

A Jensen, W Ford, J Fox, A Husic - Transactions of the ASABE, 2018 - elibrary.asabe.org
Water quality models serve as an economically feasible alternative to quantify fluxes of
nutrient pollution and to simulate effective mitigation strategies; however, their applicability is …

Long‐term assessment of nutrient flow pathway dynamics and in‐stream fate in a temperate karst agroecosystem watershed

WI Ford, A Husic, A Fogle, J Taraba - Hydrological Processes, 2019 - Wiley Online Library
Nutrient dynamics in karst agroecosystems remain poorly understood, in part due to limited
long‐term nested datasets that can discriminate upland and in‐stream processes. We …

Characteristics of nitrogen loss in sloping farmland with purple soil in southwestern China during maize (Zea mays L.) growth stages

S Wang, X Feng, Y Wang, Z Zheng, T Li, S He, X Zhang… - Catena, 2019 - Elsevier
Nitrogen (N) loss from agricultural nonpoint source pollution results in eutrophication. In this
study, the characteristics of N loss were explored using simulated rainfall conditions during …

Factors influencing adsorption and desorption of trimethoprim on marine sediments: mechanisms and kinetics

J Li, H Zhang - Environmental Science and Pollution Research, 2017 - Springer
Adsorption-desorption behavior of ionic antibiotics in natural aquatic environment is
complex, especially in coastal or estuary area where influencing factors such as pH and …

Sediment carbon fate in phreatic karst (Part 1): Conceptual model development

A Husic, J Fox, C Agouridis, J Currens, W Ford… - Journal of …, 2017 - Elsevier
Recent research has paid increased attention to quantifying the fate of carbon pools within
fluvial networks, but few, if any, studies consider the fate of sediment organic carbon in …

Reducing equifinality using isotopes in a process‐based stream nitrogen model highlights the flux of algal nitrogen from agricultural streams

WI Ford, JF Fox, E Pollock - Water Resources Research, 2017 - Wiley Online Library
The fate of bioavailable nitrogen species transported through agricultural landscapes
remains highly uncertain given complexities of measuring fluxes impacting the fluvial N …

[HTML][HTML] Comparison of nitrogen losses by runoff from two different cultivating patterns in sloping farmland with yellow soil during maize growth in Southwest China

SQ He, MA Rui, NN Wang, W Shuang, TX Li… - Journal of Integrative …, 2022 - Elsevier
The loss of N in farmland is an important cause of agricultural non-point source pollution,
which seriously impacts the aquatic environment. A two-year (2017–2018) experiment was …