Results 71 to 80 of about 10,493 (223)

Hydrological and microbial dynamics in an Arctic wastewater infiltration system

open access: yesVadose Zone Journal, Volume 25, Issue 2, March/April 2026.
Abstract Passive wastewater treatment systems are widely used in the Arctic, but studies addressing the vadose zone dynamics that influence the operation and performance of subsurface or soil‐based infiltration systems, such as rapid infiltration basins, are rare.
Débora Boratto   +6 more
wiley   +1 more source

Impact of ENSO on Nitrous Oxide Emissions in the Eastern Tropical Pacific

open access: yesGlobal Biogeochemical Cycles, Volume 40, Issue 3, March 2026.
Abstract Nitrous oxide (N2O ${\mathrm{N}}_{2}\mathrm{O}$) is a powerful greenhouse gas, with the ocean contributing ∼4.2 Tg N y−1 to global N2O ${\mathrm{N}}_{2}\mathrm{O}$ emissions. The Eastern Tropical Pacific (ETP) is a hotspot of N2O ${\mathrm{N}}_{2}\mathrm{O}$ emissions due to high N2O ${\mathrm{N}}_{2}\mathrm{O}$ production under low‐oxygen ...
Jana Härri   +4 more
wiley   +1 more source

Effects of antimicrobials in anammox mediated systems: critical review

open access: yesWater Science and Technology, 2022
Anammox-mediated systems are thought to be cost-effective and efficient technologies for removing nitrogen from wastewater by converting nitrite and ammonium into dinitrogen gas.
Phumza Vuyokazi Zungu   +3 more
doaj   +1 more source

Small aggregates can cause nitrite accumulation in one-stage partial nitritation and anammox [PDF]

open access: yes, 2010
C
Carballa, Marta   +6 more
core   +1 more source

Faunal burrows alter the diversity, abundance, and structure of AOA, AOB, anammox and n-damo communities in coastal mangrove sediments [PDF]

open access: yes, 2017
In the present work, the diversity, community structures, and abundances of aerobic ammonia-oxidizing archaea (AOA) and bacteria (AOB), anaerobic ammonium-oxidizing (anammox) bacteria, and denitrifying anaerobic methane oxidization (n-damo) bacteria were
Chen, Jing, Gu, Ji-Dong
core   +1 more source

Characteristics of denitrification and anammox in the sediment of an aquaculture pond

open access: yesFrontiers in Environmental Science, 2022
Denitrification and anaerobic ammonium oxidation (anammox) are the key processes of nitrogen removal in aquaculture pond sediment. However, the reaction characteristics remain unclear.
Xingguo Liu   +8 more
doaj   +1 more source

Three-dimensional stratification of bacterial biofilm populations in a moving bed biofilm reactor for nitritation-anammox. [PDF]

open access: yes, 2014
Moving bed biofilm reactors (MBBRs) are increasingly used for nitrogen removal with nitritation-anaerobic ammonium oxidation (anammox) processes in wastewater treatment.
Almstrand, Robert   +7 more
core   +2 more sources

Synthesis of Global Soil‐Emitted N2O Isotopic Signatures: Geoclimatic Patterns and Influential Factors

open access: yesGeophysical Research Letters, Volume 53, Issue 4, 28 February 2026.
Abstract Nitrous oxide (N2O) is a potent greenhouse gas and major driver of stratospheric ozone depletion. Isotopic data constrain bottom‐up models, yet global natural‐abundance patterns remain poorly resolved. We compiled a global database of in situ soil‐emitted N2O isotopes from chamber‐ or probe‐based studies to examine the spatiotemporal ...
Tianchen Li   +3 more
wiley   +1 more source

Genome Analysis Reveals Diversity and Functional Potential of Novel Janthinobacterium Species From Subarctic Soils

open access: yesMicrobiologyOpen, Volume 15, Issue 1, February 2026.
The Pseudomonadota are abundant and diverse members of high‐latitude soils. Here, we describe two novel species, Janthinobacterium silvisoli and Janthinobacterium saanense, of the order Burkholderiales, isolated from tundra heath and northern boreal forest soils.
Anil Kumar   +3 more
wiley   +1 more source

Dominance of Candidatus Scalindua species in anammox community revealed in soils with different duration of rice paddy cultivation in Northeast China [PDF]

open access: yes, 2013
The anaerobic ammonium-oxidizing (anammox) bacteria play an important role in the oxygen-limited zone for nitrogen cycling, but their roles in agricultural ecosystems are still poorly understood.
Gu, JD, Wang, J
core   +1 more source

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