Results 101 to 110 of about 17,656 (213)

Extracellular Electron Uptake by Two Methanosarcina Species

open access: yesFrontiers in Energy Research, 2019
Direct electron uptake by prokaryotes is a recently described mechanism with a potential application for energy and CO2 storage into value added chemicals.
Mon Oo Yee   +5 more
doaj   +1 more source

Holocene variations in peatland methane cycling associated with the Asian summer monsoon system [PDF]

open access: yes, 2014
Atmospheric methane concentrations decreased during the early to middle Holocene; however, the governing mechanisms remain controversial. Although it has been suggested that the mid-Holocene minimum methane emissions are associated with hydrological ...
Cheng, Peng   +6 more
core   +1 more source

Soil Microbiome of Tropical Seasonal and Permanent Small Wetlands

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 2, April 2026.
Distinct hydrological regimes shape microbial communities and metabolic pathways in tropical wetlands. Redox‐driven shifts highlight enhanced methanogenesis under anoxia, and dominant archaeal and bacterial groups reflect specific redox conditions and adaptations, with important implications for biogeochemical cycling and climate‐relevant processes ...
Karen Luko‐Sulato   +9 more
wiley   +1 more source

Rhizosphere Microbiome as an Underexplored Resource for Agroecosystem Sustainability: Insights From the Carrot Root Zone

open access: yesEnvironmental Microbiology Reports, Volume 18, Issue 2, April 2026.
The diagram represents the generalised pathways for the ecological activities mediated by the rhizosphere microbiome within crop‐soil interactions, based on existing literature. The conceptual pathways are adapted for the carrot root‐zone context described in this review. These activities include the transformation of organic matter, promotion of plant
Alaba Adewole Adebayo   +1 more
wiley   +1 more source

A Genetic System for Methanocaldococcus jannaschii: An Evolutionary Deeply Rooted Hyperthermophilic Methanarchaeon

open access: yesFrontiers in Microbiology, 2019
Phylogenetically deeply rooted methanogens belonging to the genus of Methanocaldococcus living in deep-sea hydrothermal vents derive energy exclusively from hydrogenotrophic methanogenesis, one of the oldest respiratory metabolisms on Earth.
Dwi Susanti   +4 more
doaj   +1 more source

Comparative genomics of rumen methanogens : a thesis presented in partial fulfillment of the requirements for the degree of Doctor of Philosophy in Biochemistry at Massey University, Palmerston North, New Zealand [PDF]

open access: yes, 2016
Methane (CH4) emissions from agriculture represent around 9% of global anthropogenic greenhouse gas emissions. The single largest source of this CH4 is animal enteric fermentation, predominantly from ruminant livestock, where it is produced mainly in ...
Li, Yang
core  

Early evolution of purple retinal pigments on Earth and implications for exoplanet biosignatures

open access: yes, 2018
We propose that retinal-based phototrophy arose early in the evolution of life on Earth, profoundly impacting the development of photosynthesis and creating implications for the search for life beyond our planet.
DasSarma, Shiladitya   +1 more
core   +1 more source

Global‐Scale Analysis of Biochar Cropland Application Strategies and Their Climate Change Mitigation Potential Using Machine Learning

open access: yesGCB Bioenergy, Volume 18, Issue 4, April 2026.
Machine learning models predicted crop yield and soil greenhouse gas responses to biochar application, with soil and climate conditions identified as dominant factors. Global simulations and life cycle assessment quantified spatially optimized strategies and mitigation potential.
Xingyu Lu   +3 more
wiley   +1 more source

Mode of action of Saccharomyces cerevisiae in enteric methane mitigation in pigs

open access: yesAnimal, 2018
The objectives of this study were to determine the effect and mode of action of Saccharomyces cerevisiae (YST2) on enteric methane (CH4) mitigation in pigs.
Y.L. Gong   +5 more
doaj   +1 more source

Evidence of the Generation of Isosaccharinic Acids and Their Subsequent Degradation by Local Microbial Consortia within Hyper-Alkaline Contaminated Soils, with Relevance to Intermediate Level Radioactive Waste Disposal [PDF]

open access: yes, 2015
The contamination of surface environments with hydroxide rich wastes leads to the formation of high pH (>11.0) soil profiles. One such site is a legacy lime works at Harpur Hill, Derbyshire where soil profile indicated in-situ pH values up to pH 12. Soil
A Oehmen   +40 more
core   +3 more sources

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