Results 71 to 80 of about 187,574 (160)

Archaeal Tetraether Lipids as Tracers for Past Marine Environmental Change

open access: yesPaleoceanography and Paleoclimatology, Volume 41, Issue 7, July 2026.
Abstract Archaea are single‐celled microorganisms that are abundant in marine environments and play a key role in the carbon and nitrogen cycles. Archaea can biosynthesize a wide variety of isoprenoid membrane lipids, including isoprenoid glycerol dibiphytanyl glycerol tetraethers (isoGDGTs).
Felix J. Elling   +39 more
wiley   +1 more source

Unexpected metabolic versatility among type II methanotrophs in the Alphaproteobacteria

open access: yes, 2020
Aerobic methane-oxidizing bacteria, or methanotrophs, play a crucial role in the global methane cycle. Their methane oxidation activity in various environmental settings has a great mitigation effect on global climate change.
Liesack, W., Hakobyan, A.
core   +1 more source

Diversity and potential activity of methanotrophs in high methane-emitting permafrost thaw ponds. [PDF]

open access: yesPLoS ONE, 2017
Lakes and ponds derived from thawing permafrost are strong emitters of carbon dioxide and methane to the atmosphere, but little is known about the methane oxidation processes in these waters.
Sophie Crevecoeur   +4 more
doaj   +1 more source

Vegetation Increases CH4 Emissions and Methanotroph Diversity in Marine Sediments

open access: yesGlobal Change Biology, Volume 32, Issue 7, July 2026.
Seagrass meadows enhance carbon burial but also increase methane (CH4) emissions from marine sediments. The presence of seagrass modifies sediment properties, creating carbon‐rich environments characterized by higher carbon accumulation and CO2 fluxes, which stimulate CH4 production and lead to higher emissions.
Marion Dolivet‐Maréchal   +17 more
wiley   +1 more source

Draft genome sequences of gammaproteobacterial methanotrophs isolated from marine ecosystems [PDF]

open access: yes, 2016
The genome sequences of Methylobacter marinus A45, Methylobacter sp. strain BBA5.1, and Methylomarinum vadi IT-4 were obtained.
Flynn, James D   +64 more
core   +2 more sources

Fully Organic Agroforestry Practices in Rice Cultivation: Effects on Soil Bacterial Microbiota, Soil Health and Grain Quality

open access: yesJournal of Sustainable Agriculture and Environment, Volume 5, Issue 2, June 2026.
ABSTRACT Introduction Sustainable practices are increasingly recognised for benefiting soil biodiversity, health, and overall grain quality. This study examined a unique rice agroecosystem adopting fully organic practices and agroforestry through a seasonal characterisation of soil bacterial microbiota and physicochemical parameters.
Martina Nasuelli   +8 more
wiley   +1 more source

Ammonium Impacts Methane Oxidation and Methanotrophic Community in Freshwater Sediment

open access: yesFrontiers in Bioengineering and Biotechnology, 2020
Lacustrine ecosystems are regarded as one of the important natural sources of greenhouse gas methane. Aerobic methane oxidation, carried out by methane-oxidizing bacteria, is a key process regulating methane emission.
Yuyin Yang   +4 more
doaj   +1 more source

The Elbe Estuary Microbiome Shifts With Salinity and Discharge and Depends on Fresh Organic Matter and Nutrient Availability

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 3, June 2026.
Microbial diversity within the Elbe Estuary was found to be more strongly governed by seasonal variability, salinity, and discharge than by spatial heterogeneity. Oligohaline regions sustain high diversity, while nutrient and redox conditions drive functional shifts.
Vanessa Russnak   +4 more
wiley   +1 more source

Molecular ecology of methanotrophs in a landfill cover soil [PDF]

open access: yes
Landfills are a major anthropogenic source of methane and understanding the factors influencing the activity and diversity of methane oxidizing bacteria (methanotrophs) in landfill cover soil is critical to devise better landfill cover soil management ...
Kumaresa, Deepak
core  

Alpha- and gammaproteobacterial methanotrophs codominate the active methane-oxidizing communities in an acidic boreal peat bog [PDF]

open access: yes, 2016
The objective of this study was to characterize metabolically active, aerobic methanotrophs in an ombrotrophic peatland in the Marcell Experimental Forest, Minnesota, USA.
Lin, Xueju   +9 more
core   +1 more source

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