Global nitrogen cycle: critical enzymes, organisms, and processes for nitrogen budgets and dynamics
Nitrogen (N) is used in many of life's fundamental biomolecules, and it is also a participant in
environmental redox chemistry. Biogeochemical processes control the amount and form of N …
environmental redox chemistry. Biogeochemical processes control the amount and form of N …
Where carbon goes when water flows: carbon cycling across the aquatic continuum
The purpose of this review is to highlight progress in unraveling carbon cycling dynamics
across the continuum of landscapes, inland waters, coastal oceans, and the atmosphere …
across the continuum of landscapes, inland waters, coastal oceans, and the atmosphere …
Nutrient content and stoichiometry of pelagic Sargassum reflects increasing nitrogen availability in the Atlantic Basin
The pelagic brown macroalgae Sargassum spp. have grown for centuries in oligotrophic
waters of the North Atlantic Ocean supported by natural nutrient sources, such as excretions …
waters of the North Atlantic Ocean supported by natural nutrient sources, such as excretions …
[HTML][HTML] Global oceanic diazotroph database version 2 and elevated estimate of global oceanic N fixation
Z Shao, Y Xu, H Wang, W Luo, L Wang… - Earth System …, 2023 - essd.copernicus.org
Marine diazotrophs convert dinitrogen (N 2) gas into bioavailable nitrogen (N), supporting
life in the global ocean. In 2012, the first version of the global oceanic diazotroph database …
life in the global ocean. In 2012, the first version of the global oceanic diazotroph database …
An extensive reef system at the Amazon River mouth
RL Moura, GM Amado-Filho, FC Moraes… - Science …, 2016 - science.org
Large rivers create major gaps in reef distribution along tropical shelves. The Amazon River
represents 20% of the global riverine discharge to the ocean, generating up to a 1.3× 106 …
represents 20% of the global riverine discharge to the ocean, generating up to a 1.3× 106 …
Emerging patterns of marine nitrogen fixation
Biological N2 fixation is an important part of the marine nitrogen cycle as it provides a source
of new nitrogen that can support biological carbon export and sequestration. Research in …
of new nitrogen that can support biological carbon export and sequestration. Research in …
Nitrogen fixation by marine cyanobacteria
JP Zehr - Trends in microbiology, 2011 - cell.com
Discrepancies between estimates of oceanic N 2 fixation and nitrogen (N) losses through
denitrification have focused research on identifying N 2-fixing cyanobacteria and quantifying …
denitrification have focused research on identifying N 2-fixing cyanobacteria and quantifying …
Natural iron fertilization by shallow hydrothermal sources fuels diazotroph blooms in the ocean
Iron is an essential nutrient that regulates productivity in~ 30% of the ocean. Compared with
deep (> 2000 meter) hydrothermal activity at mid-ocean ridges that provide iron to the …
deep (> 2000 meter) hydrothermal activity at mid-ocean ridges that provide iron to the …
Ocean acidification in the coastal zone from an organism's perspective: multiple system parameters, frequency domains, and habitats
GG Waldbusser, JE Salisbury - Annual review of marine science, 2014 - annualreviews.org
Multiple natural and anthropogenic processes alter the carbonate chemistry of the coastal
zone in ways that either exacerbate or mitigate ocean acidification effects. Freshwater inputs …
zone in ways that either exacerbate or mitigate ocean acidification effects. Freshwater inputs …
Diazotrophs are overlooked contributors to carbon and nitrogen export to the deep ocean
Diazotrophs are widespread microorganisms that alleviate nitrogen limitation in 60% of our
oceans, thereby regulating marine productivity. Yet, the group-specific contribution of …
oceans, thereby regulating marine productivity. Yet, the group-specific contribution of …