Results 61 to 70 of about 1,535 (168)

Advances in synthetic methanotrophy for sustainable C1 bioconversion

open access: yesTrends in Biotechnology
Published by Elsevier Science, Amsterdam [u.a.]
Tahiraj, Claudia   +7 more
openaire   +3 more sources

Assessing methanotrophy and carbon fixation for biofuel production by Methanosarcina acetivorans [PDF]

open access: yesMicrobial Cell Factories, 2016
Methanosarcina acetivorans is a model archaeon with renewed interest due to its unique reversible methane production pathways. However, the mechanism and relevant pathways implicated in (co)utilizing novel carbon substrates in this organism are still not fully understood.
Nazem-Bokaee, Hadi   +4 more
openaire   +2 more sources

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

Unraveling the depth-dependent causal dynamics of methanogenesis and methanotrophy in a high-latitude fen peatland

open access: yesEnvironmental Research Letters
The dynamics of methane (CH _4 ) cycling in high-latitude peatlands through different pathways of methanogenesis and methanotrophy are still poorly understood due to the spatiotemporal complexity of microbial activities and biogeochemical processes ...
Shuai Yang   +13 more
doaj   +1 more source

Revising the Magnitude and Trends of the Global Methane Soil Sink With Process‐Based, Machine‐Learning, and Atmospheric Inversion Modeling Approaches

open access: yesJournal of Geophysical Research: Biogeosciences, Volume 131, Issue 7, July 2026.
Abstract Methane (CH4) oxidation by microbes is the largest biological sink of global methane, yet its magnitude and long‐term variability remain uncertain. Here, we combined process‐based (PB), machine‐learning (ML), and atmospheric inversion approaches to evaluate the global methane soil sinks and its implication for the atmospheric CH4 budget in ...
Youmi Oh   +11 more
wiley   +1 more source

Explaining hot spots of methane flux in a restored wetland: the role of water level, soil disturbance, and methanotrophy

open access: yesEnvironmental Research Letters
A high degree of uncertainty persists regarding current and future emissions of methane from both natural and constructed wetlands. Part of the problem is the existence of ‘hot spots’ of methane flux, which have not been clearly identified and studied at
Camilo Rey-Sanchez   +10 more
doaj   +1 more source

Enhancing the Advanced Lake Biogeochemistry Model for Application to Thermokarst Lakes on Qinghai‐Tibet Plateau

open access: yesJournal of Advances in Modeling Earth Systems, Volume 18, Issue 7, July 2026.
Abstract Thermokarst lakes on Qinghai‐Tibet Plateau (QTP) are significant sources of greenhouse gas emissions, yet the underlying governing processes remain poorly understood. This study refines the Advanced Lake Biogeochemistry Model (ALBM) to characterize the unique environmental and biogeochemical processes of QTP thermokarst lakes. Key improvements
Jiahui Lin   +12 more
wiley   +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

Modification and analysis of context-specific genome-scale metabolic models: methane-utilizing microbial chassis as a case study

open access: yesmSystems
Context-specific genome-scale model (CS-GSM) reconstruction is becoming an efficient strategy for integrating and cross-comparing experimental multi-scale data to explore the relationship between cellular genotypes, facilitating fundamental or applied ...
M. A. Kulyashov   +7 more
doaj   +1 more source

Different Ferromanganese Concretion Morphologies Host Distinct Microbial Communities and Metal Accumulation Patterns in the Baltic Sea

open access: yesEnvironmental Microbiology, Volume 28, Issue 7, July 2026.
We investigated how microbes influence the metal accumulation and release in Fe‐Mn concretions from the Gulf of Finland using microcosm incubation experiments. We studied three main concretion morphotypes: crust, discoidal, and spheroidal. Microbes enhanced metal accumulation in discoidal and spheroidal morphotypes.
Renata Majamäki   +9 more
wiley   +1 more source

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