Relationship of chlorophyll to phosphorus and nitrogen in nutrient-rich lakes

CT Filstrup, JA Downing - Inland Waters, 2017 - Taylor & Francis
Nitrogen (N) and phosphorus (P) commonly co-limit primary productivity in lakes, and
chlorophyll a (Chl-a) is predicted to be greatest under high N, high P regimes. Because land …

Emerging tools for continuous nutrient monitoring networks: Sensors advancing science and water resources protection

BA Pellerin, BA Stauffer, DA Young… - JAWRA Journal of …, 2016 - Wiley Online Library
Sensors and enabling technologies are becoming increasingly important tools for water
quality monitoring and associated water resource management decisions. In particular …

Nitrate in the Mississippi River and its tributaries, 1980 to 2008: are we making progress?

LA Sprague, RM Hirsch… - Environmental Science & …, 2011 - ACS Publications
Changes in nitrate concentration and flux between 1980 and 2008 at eight sites in the
Mississippi River basin were determined using a new statistical method that accommodates …

Increased extreme precipitation challenges nitrogen load management to the Gulf of Mexico

C Lu, J Zhang, H Tian, WG Crumpton… - … Earth & Environment, 2020 - nature.com
Although the hypoxia formation in the Gulf of Mexico is predominantly driven by increased
riverine nitrogen (N) export from the Mississippi-Atchafalaya River basin, it remains unclear …

Nitrogen and phosphorus sources and delivery from the Mississippi/Atchafalaya River Basin: An update using 2012 SPARROW models

DM Robertson, DA Saad - JAWRA Journal of the American …, 2021 - Wiley Online Library
Nitrogen (N) and phosphorus (P) inputs throughout the Mississippi/Atchafalaya River Basin
(MARB) have been linked to the Gulf of Mexico hypoxia and water‐quality problems …

[HTML][HTML] Per-and polyfluoroalkyl substances (PFAS) in river discharge: Modeling loads upstream and downstream of a PFAS manufacturing plant in the Cape Fear …

MA Pétré, KR Salk, HM Stapleton, PL Ferguson… - Science of The Total …, 2022 - Elsevier
Abstract The Cape Fear River is an important source of drinking water in North Carolina, and
many drinking water intakes in the watershed are affected by per-and polyfluoroalkyl …

[HTML][HTML] An evaluation of methods for estimating decadal stream loads

CJ Lee, RM Hirsch, GE Schwarz, DJ Holtschlag… - Journal of …, 2016 - Elsevier
Effective management of water resources requires accurate information on the mass, or load
of water-quality constituents transported from upstream watersheds to downstream receiving …

Modeling agricultural watersheds with the soil and water assessment tool (swat): Calibration and validation with a novel procedure for spatially explicit hrus

AD Teshager, PW Gassman, S Secchi… - Environmental …, 2016 - Springer
Applications of the Soil and Water Assessment Tool (SWAT) model typically involve
delineation of a watershed into subwatersheds/subbasins that are then further subdivided …

Mississippi River nitrate loads from high frequency sensor measurements and regression-based load estimation

BA Pellerin, BA Bergamaschi, RJ Gilliom… - … science & technology, 2014 - ACS Publications
Accurately quantifying nitrate (NO3–) loading from the Mississippi River is important for
predicting summer hypoxia in the Gulf of Mexico and targeting nutrient reduction within the …

Understanding watershed hydrogeochemistry: 2. Synchronized hydrological and geochemical processes drive stream chemostatic behavior

L Li, C Bao, PL Sullivan, S Brantley… - Water Resources …, 2017 - Wiley Online Library
Why do solute concentrations in streams remain largely constant while discharge varies by
orders of magnitude? We used a new hydrological land surface and reactive transport code …