Results 101 to 110 of about 20,145 (235)

Targeting methanogenesis with a nitrooxypropanol bullet [PDF]

open access: yesProceedings of the National Academy of Sciences, 2016
There is no substitute for dramatic reductions in the emissions of CO2 and other greenhouse gases to mitigate the negative consequences of climate change and, concurrently, to reduce ocean acidification. Mitigation, although technologically feasible, has been difficult to achieve for political, economic, and social reasons that may persist well into ...
openaire   +2 more sources

Methane emissions from canals draining tropical peatlands: Constraining temporal variability and emissions pathways

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 4, July 2026.
Abstract Drainage canals are potential hotspots of methane (CH4) emissions from degraded peatlands in Southeast Asia. Estimates of CH4 emissions from these canals remain scarce, and both the temporal variability and pathways of CH4 emissions are uncertain.
Clarice R. Perryman   +8 more
wiley   +1 more source

Electron flow and energy conservation in hydrogenotrophic methanogenesis [PDF]

open access: yes, 2013
Thesis (Ph.D.)--University of Washington, 2013Methanogenesis is a globally important process responsible for the generation of >90% of the CH4 present on Earth.
Costa, Kyle C.
core  

Relative importance of methylotrophic methanogenesis in sediments of the Western Mediterranean Sea [PDF]

open access: yes, 2018
Microbial production of methane is an important terminal metabolic process during organic matter degradation in marine sediments. It is generally acknowledged that hydrogenotrophic and acetoclastic methanogenesis constitute the dominant pathways of ...
Kai-Uwe Hinrichs   +19 more
core   +2 more sources

Snapshot of methanogen sensitivity to temperature in Zoige wetland from Tibetan plateau

open access: yesFrontiers in Microbiology, 2015
Zoige wetland in Tibetan plateau represents a cold environment at high altitude where significant methane emission has been observed. However, it remains unknown how the production and emission of CH4 from Zoige wetland will respond to a warming climate.
Li eFu   +3 more
doaj   +1 more source

Tracing the origins of metalimnetic methane in a stratified large lake: Insights from high‐resolution mapping and three‐dimensional hydrodynamic modeling

open access: yesLimnology and Oceanography Letters, Volume 11, Issue 4, July 2026.
Abstract Methane (CH4) accumulation in the oxic metalimnion is a common yet poorly resolved feature of deep stratified lakes. In Lake Geneva, lateral transport from the Rhône delta has been suggested but lacks spatial validation. Here, we quantify the role of lateral advection in shaping metalimnetic CH4 using high‐resolution in situ CH4 measurements ...
Santona Khatun   +7 more
wiley   +1 more source

Biochar Modulates Methanogenesis through Electron Syntrophy of Microorganisms with Ethanol as a Substrate [PDF]

open access: yes, 2018
Biochar has the potential to influence methanogenesis which is a key component of global carbon cycling. However, the mechanisms governing biochar’s influence on methanogenesis is not well understood, especially its effects on interspecies relationships ...
Long-Jun Ding (1750291)   +11 more
core   +1 more source

Structure–activity relationship study shows versatility in substrate specificity for heterodisulfide reductase in methanogenic archaea

open access: yesProtein Science, Volume 35, Issue 7, July 2026.
Abstract Hydrogenotrophic methanogens are anaerobic archaea that convert carbon dioxide and hydrogen into methane. Central to this process is the heterodisulfide reductase (Hdr), which catalyzes the reduction of the heterodisulfide made of coenzyme M and coenzyme B. In vivo, Hdr functions in association with electron‐donating modules such as the [NiFe]‐
Mahdi Faal Maleki   +5 more
wiley   +1 more source

Impact of physical structure of granular sludge on methanogenesis and methanogenic community structure [PDF]

open access: yes, 2019
Physical structures of sludge are critical factors determining the performance of the anaerobic digestion process, especially for the rate-limiting step, methanogenesis.
Ning, Jing   +7 more
core   +1 more source

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

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