Articles | Volume 16, issue 24 
            
                
                    
            
            
            https://doi.org/10.5194/bg-16-4765-2019
                    © Author(s) 2019. This work is distributed under 
the Creative Commons Attribution 4.0 License.
                the Creative Commons Attribution 4.0 License.
https://doi.org/10.5194/bg-16-4765-2019
                    © Author(s) 2019. This work is distributed under 
the Creative Commons Attribution 4.0 License.
                the Creative Commons Attribution 4.0 License.
Major role of ammonia-oxidizing bacteria in N2O production in the Pearl River estuary
Li Ma
                                            State Key Laboratory of Marine Environmental Science, Xiamen
University, Xiamen 361101, China
                                        
                                    
                                            College of Ocean and Earth Sciences, Xiamen University, Xiamen 361101,
China
                                        
                                    Hua Lin
                                            State Key Laboratory of Marine Environmental Science, Xiamen
University, Xiamen 361101, China
                                        
                                    
                                            College of Ocean and Earth Sciences, Xiamen University, Xiamen 361101,
China
                                        
                                    
                                            Key Laboratory of Marine Ecosystem and Biogeochemistry, State Oceanic
Administration, Second Institute of Oceanography, Ministry of Natural
Resources, Hangzhou 310012, China
                                        
                                    Xiabing Xie
                                            State Key Laboratory of Marine Environmental Science, Xiamen
University, Xiamen 361101, China
                                        
                                    Minhan Dai
                                            State Key Laboratory of Marine Environmental Science, Xiamen
University, Xiamen 361101, China
                                        
                                    
                                            College of Ocean and Earth Sciences, Xiamen University, Xiamen 361101,
China
                                        
                                    Yao Zhang
CORRESPONDING AUTHOR
                                            
                                    
                                            State Key Laboratory of Marine Environmental Science, Xiamen
University, Xiamen 361101, China
                                        
                                    
                                            College of Ocean and Earth Sciences, Xiamen University, Xiamen 361101,
China
                                        
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                            Cited
21 citations as recorded by crossref.
- Impact of salinity gradient, water pollution and land use types on greenhouse gas emissions from an urbanized estuary L. Ho et al. 10.1016/j.envpol.2023.122500
 - Spatial distribution and influencing mechanism of CO2, N2O and CH4 in the Pearl River Estuary in summer S. Liu et al. 10.1016/j.scitotenv.2022.157381
 - Spartina alterniflora invasion enhances sediment nitrification processes in coastal wetland X. Lin et al. 10.1007/s11104-025-07522-3
 - Distribution and Activity of Ammonia-Oxidizers on the Size-Fractionated Particles in the Pearl River Estuary L. Ma et al. 10.3389/fmars.2021.685955
 - Unravelling spatiotemporal N2O dynamics in an urbanized estuary system using natural abundance isotopes L. Ho et al. 10.1016/j.watres.2023.120771
 - Potential contributions of nitrifiers and denitrifiers to nitrous oxide sources and sinks in China's estuarine and coastal areas X. Dai et al. 10.5194/bg-19-3757-2022
 - Estimating the global warming potential of animal waste-based organic liquid fertilizer for urban hydroponic farms V. Desaulniers Brousseau et al. 10.1016/j.jclepro.2024.143434
 - Nitrous oxide production in the Chesapeake Bay W. Tang et al. 10.1002/lno.12191
 - Elucidating the links between N2O dynamics and changes in microbial communities following saltwater intrusions R. Xie et al. 10.1016/j.envres.2023.118021
 - Nitrous Oxide Production and its Linkage with the Environmental Parameters in The Indian Sundarbans Estuaries A. Acharya et al. 10.1007/s12237-024-01441-9
 - NosZ–II–type N2O-reducing bacteria play dominant roles in determining the release potential of N2O from sediments in the Pearl River Estuary, China H. Xiang et al. 10.1016/j.envpol.2023.121732
 - Cyanotoxin impact on microbial-mediated nitrogen transformations at the interface of sediment-water column in surface water bodies H. Li et al. 10.1016/j.envpol.2020.115283
 - Ammonia emissions in poultry houses and microbial nitrification as a promising reduction strategy A. Swelum et al. 10.1016/j.scitotenv.2021.146978
 - The biological transformation of ammonium and urea in a eutrophic estuarine system in Southern China J. Tang et al. 10.3389/fmars.2022.1040554
 - The concentration of CH4, N2O and CO2 in the Pearl River estuary increased significantly due to the sediment particle resuspension and the interaction of hypoxia S. Liu et al. 10.1016/j.scitotenv.2023.168795
 - The external/internal sources and sinks of greenhouse gases (CO2, CH4, N2O) in the Pearl River Estuary and adjacent coastal waters in summer B. Chen et al. 10.1016/j.watres.2023.120913
 - Effects of oxygen tension on the microbial community and functional gene expression of aerobic methane oxidation coupled to denitrification systems Y. Chu et al. 10.1007/s11356-020-07767-8
 - Soil Salinity Weakening and Soil Quality Enhancement after Long-Term Reclamation of Different Croplands in the Yellow River Delta S. Liu et al. 10.3390/su15021173
 - Shifts in the high-resolution spatial distribution of dissolved N2O and the underlying microbial communities and processes in the Pearl River Estuary X. Cheng et al. 10.1016/j.watres.2023.120351
 - Intermittent aeration reducing N2O emissions from bioreactor landfills with gas–water joint regulation Y. Chu et al. 10.1016/j.wasman.2021.12.041
 - Climate Impact of Direct and Indirect N2O Emissions from the Ammonia Marine Fuel Value Chain S. Esquivel-Elizondo et al. 10.1021/acs.est.4c13135
 
21 citations as recorded by crossref.
- Impact of salinity gradient, water pollution and land use types on greenhouse gas emissions from an urbanized estuary L. Ho et al. 10.1016/j.envpol.2023.122500
 - Spatial distribution and influencing mechanism of CO2, N2O and CH4 in the Pearl River Estuary in summer S. Liu et al. 10.1016/j.scitotenv.2022.157381
 - Spartina alterniflora invasion enhances sediment nitrification processes in coastal wetland X. Lin et al. 10.1007/s11104-025-07522-3
 - Distribution and Activity of Ammonia-Oxidizers on the Size-Fractionated Particles in the Pearl River Estuary L. Ma et al. 10.3389/fmars.2021.685955
 - Unravelling spatiotemporal N2O dynamics in an urbanized estuary system using natural abundance isotopes L. Ho et al. 10.1016/j.watres.2023.120771
 - Potential contributions of nitrifiers and denitrifiers to nitrous oxide sources and sinks in China's estuarine and coastal areas X. Dai et al. 10.5194/bg-19-3757-2022
 - Estimating the global warming potential of animal waste-based organic liquid fertilizer for urban hydroponic farms V. Desaulniers Brousseau et al. 10.1016/j.jclepro.2024.143434
 - Nitrous oxide production in the Chesapeake Bay W. Tang et al. 10.1002/lno.12191
 - Elucidating the links between N2O dynamics and changes in microbial communities following saltwater intrusions R. Xie et al. 10.1016/j.envres.2023.118021
 - Nitrous Oxide Production and its Linkage with the Environmental Parameters in The Indian Sundarbans Estuaries A. Acharya et al. 10.1007/s12237-024-01441-9
 - NosZ–II–type N2O-reducing bacteria play dominant roles in determining the release potential of N2O from sediments in the Pearl River Estuary, China H. Xiang et al. 10.1016/j.envpol.2023.121732
 - Cyanotoxin impact on microbial-mediated nitrogen transformations at the interface of sediment-water column in surface water bodies H. Li et al. 10.1016/j.envpol.2020.115283
 - Ammonia emissions in poultry houses and microbial nitrification as a promising reduction strategy A. Swelum et al. 10.1016/j.scitotenv.2021.146978
 - The biological transformation of ammonium and urea in a eutrophic estuarine system in Southern China J. Tang et al. 10.3389/fmars.2022.1040554
 - The concentration of CH4, N2O and CO2 in the Pearl River estuary increased significantly due to the sediment particle resuspension and the interaction of hypoxia S. Liu et al. 10.1016/j.scitotenv.2023.168795
 - The external/internal sources and sinks of greenhouse gases (CO2, CH4, N2O) in the Pearl River Estuary and adjacent coastal waters in summer B. Chen et al. 10.1016/j.watres.2023.120913
 - Effects of oxygen tension on the microbial community and functional gene expression of aerobic methane oxidation coupled to denitrification systems Y. Chu et al. 10.1007/s11356-020-07767-8
 - Soil Salinity Weakening and Soil Quality Enhancement after Long-Term Reclamation of Different Croplands in the Yellow River Delta S. Liu et al. 10.3390/su15021173
 - Shifts in the high-resolution spatial distribution of dissolved N2O and the underlying microbial communities and processes in the Pearl River Estuary X. Cheng et al. 10.1016/j.watres.2023.120351
 - Intermittent aeration reducing N2O emissions from bioreactor landfills with gas–water joint regulation Y. Chu et al. 10.1016/j.wasman.2021.12.041
 - Climate Impact of Direct and Indirect N2O Emissions from the Ammonia Marine Fuel Value Chain S. Esquivel-Elizondo et al. 10.1021/acs.est.4c13135
 
Latest update: 03 Nov 2025
Short summary
                    The major microbial process producing N2O in estuarine ecosystems remains controversial. Combining the concentrations and isotopic compositions of N2O, distributions and transcript levels of ammonia-oxidizing bacterial and archaeal amoA and denitrifier nirS genes, and in situ incubation estimates of nitrification rates and N2O production rates, we clarified that ammonia-oxidizing bacteria contributed the major part in N2O production in the upper Pearl River estuary despite their low abundance.
                    The major microbial process producing N2O in estuarine ecosystems remains controversial....
                    
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