Global nitrogen cycle: critical enzymes, organisms, and processes for nitrogen budgets and dynamics

X Zhang, BB Ward, DM Sigman - Chemical reviews, 2020 - ACS Publications
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 …

Nitrous oxide production by ammonia oxidizers: physiological diversity, niche differentiation and potential mitigation strategies

JI Prosser, L Hink, C Gubry‐Rangin… - Global Change …, 2020 - Wiley Online Library
Oxidation of ammonia to nitrite by bacteria and archaea is responsible for global emissions
of nitrous oxide directly and indirectly through provision of nitrite and, after further oxidation …

Intergovernmental Panel on Climate Change (IPCC). Global carbon and other biogeochemical cycles and feedbacks

JG Canadell, PMS Monteiro, MH Costa… - Climate change 2021 …, 2023 - cambridge.org
It is unequivocal that the increases in atmospheric carbon dioxide (CO2), methane (CH4)
and nitrous oxide (N2O) since the pre-industrial period are caused by human activities. The …

Nitrous oxide from streams and rivers: A review of primary biogeochemical pathways and environmental variables

AM Quick, WJ Reeder, TB Farrell, D Tonina… - Earth-science …, 2019 - Elsevier
Atmospheric concentrations of the powerful greenhouse gas nitrous oxide (N 2 O) have
increased dramatically over the last 100 years, and part of these emissions come from …

Urban rivers are hotspots of riverine greenhouse gas (N2O, CH4, CO2) emissions in the mixed-landscape chaohu lake basin

W Zhang, H Li, Q Xiao, X Li - Water Research, 2021 - Elsevier
Growing evidence shows that riverine networks surrounding urban landscapes may be
hotspots of riverine greenhouse gas (GHG) emissions. This study strengthens the evidence …

Diverging fates of the Pacific Ocean oxygen minimum zone and its core in a warming world

JJM Busecke, L Resplandy, SJ Ditkovsky… - AGU …, 2022 - Wiley Online Library
Global ocean oxygen loss is projected to persist in the future, but Earth system models
(ESMs) have not yet provided a consistent picture of how it will influence the largest oxygen …

Processes and microorganisms involved in the marine nitrogen cycle: knowledge and gaps

S Pajares, R Ramos - Frontiers in Marine Science, 2019 - frontiersin.org
Nitrogen (N) is a key element for life in the oceans. It controls primary productivity in many
parts of the global ocean, consequently playing a crucial role in the uptake of atmospheric …

Tracing Microbial Production and Consumption Sources of N2O in Rivers on the Qinghai-Tibet Plateau via Isotopocule and Functional Microbe Analyses

X Chen, S Zhang, J Liu, J Wang, Y Xin… - … Science & Technology, 2023 - ACS Publications
Nitrous oxide (N2O), a potent greenhouse gas, is produced in rivers through a series of
microbial metabolic pathways. However, the microbial source of N2O production and the …

Microbial ecology of oxygen minimum zones amidst ocean deoxygenation

AM Long, SK Jurgensen, AR Petchel… - Frontiers in …, 2021 - frontiersin.org
Oxygen minimum zones (OMZs) have substantial effects on the global ecology and
biogeochemical processes of marine microbes. However, the diversity and activity of OMZ …

Planktonic marine archaea

AE Santoro, RA Richter… - Annual review of marine …, 2019 - annualreviews.org
Archaea are ubiquitous and abundant members of the marine plankton. Once thought of as
rare organisms found in exotic extremes of temperature, pressure, or salinity, archaea are …