Pluses and minuses of ammonium and nitrate uptake and assimilation by phytoplankton and implications for productivity and community composition, with emphasis …

PM Glibert, FP Wilkerson, RC Dugdale… - Limnology and …, 2016 - Wiley Online Library
Anthropogenic activities are altering total nutrient loads to many estuaries and freshwaters,
resulting in high loads not only of total nitrogen (N), but in some cases, of chemically …

The role of organic nutrients in structuring freshwater phytoplankton communities in a rapidly changing world

KL Reinl, TD Harris, I Elfferich, A Coker, Q Zhan… - Water research, 2022 - Elsevier
Carbon, nitrogen, and phosphorus are critical macroelements in freshwater systems.
Historically, researchers and managers have focused on inorganic forms, based on the …

Salinity causes widespread restriction of methane emissions from small inland waters

C Soued, MJ Bogard, K Finlay, LE Bortolotti… - Nature …, 2024 - nature.com
Inland waters are one of the largest natural sources of methane (CH4), a potent greenhouse
gas, but emissions models and estimates were developed for solute-poor ecosystems and …

Ecophysiological Examination of the Lake Erie Microcystis Bloom in 2014: Linkages between Biology and the Water Supply Shutdown of Toledo, OH

MM Steffen, TW Davis, RML McKay… - … science & technology, 2017 - ACS Publications
Annual cyanobacterial blooms dominated by Microcystis have occurred in western Lake Erie
(US/Canada) during summer months since 1995. The production of toxins by bloom-forming …

The Haber Bosch–harmful algal bloom (HB–HAB) link

PM Glibert, R Maranger, DJ Sobota… - Environmental …, 2014 - iopscience.iop.org
Large-scale commercialization of the Haber–Bosch (HB) process is resulting in
intensification of nitrogen (N) fertilizer use worldwide. Globally N fertilizer use is far …

Interactions between nitrogen form, loading rate, and light intensity on Microcystis and Planktothrix growth and microcystin production

JD Chaffin, TW Davis, DJ Smith, MM Baer, GJ Dick - Harmful Algae, 2018 - Elsevier
The toxin-producing, bloom-forming cyanobacterial genera Microcystis and Planktothrix
require fixed nitrogen (N), such as nitrate, ammonium, or organic N (eg, urea) for growth and …

Adaptive genetic traits in pelagic freshwater microbes

MC Chiriac, M Haber… - Environmental …, 2023 - Wiley Online Library
Pelagic microbes have adopted distinct strategies to inhabit the pelagial of lakes and
oceans and can be broadly categorized in two groups: free‐living, specialized oligotrophs …

Phylogenetic divergence and adaptation of Nitrososphaeria across lake depths and freshwater ecosystems

M Ren, J Wang - The ISME Journal, 2022 - academic.oup.com
Thaumarchaeota (now the class Nitrososphaeria in the phylum Thermoproteota in GTDB
taxonomy) are abundant across marine and soil habitats; however, their genomic diversity …

Urea Is Both a Carbon and Nitrogen Source for Microcystis aeruginosa: Tracking 13C Incorporation at Bloom pH Conditions

LE Krausfeldt, AT Farmer, HF Castro Gonzalez… - Frontiers in …, 2019 - frontiersin.org
The use of urea as a nitrogenous fertilizer has increased over the past two decades, with
urea itself being readily detected at high concentrations in many lakes. Urea has been …

Unabated nitrogen pollution favors growth of toxic cyanobacteria over chlorophytes in most hypereutrophic lakes

MJ Bogard, RJ Vogt, NM Hayes… - Environmental science & …, 2020 - ACS Publications
Human release of reactive nitrogen (N) to the environment has increased 10-fold since 1860
and is expected to increase by a further∼ 75% by 2050. Much of this N enters phosphorus …