Results 41 to 50 of about 51,211 (258)

Bioengineering options and strategies for the optimization of anaerobic digestion processes [PDF]

open access: yes, 2014
Anaerobic digestion (AD) is a complex biological process, and the microbial diversity and dynamics within the reactor needs to be understood and considered when process optimization is sought after.
Coulon, Frederic   +2 more
core   +1 more source

Multiple Groups of Methanotrophic Bacteria Mediate Methane Oxidation in Anoxic Lake Sediments

open access: yesFrontiers in Microbiology, 2022
Freshwater lakes represent an important source of the potent greenhouse gas methane (CH4) to the atmosphere. Methane emissions are regulated to large parts by aerobic (MOx) and anaerobic (AOM) oxidation of methane, which are important CH4 sinks in lakes.
Guangyi Su   +5 more
doaj   +1 more source

Bioenergy for Electricity Generation [PDF]

open access: yes, 2016
Energy from biological materials addresses a number of key energy and environmental issues, including climate change, energy security, and replacement of carbon-intensive energy sources.
Den, Jennifer
core   +1 more source

Anaerobic Oxidation of Methane: Progress with an Unknown Process [PDF]

open access: yesAnnual Review of Microbiology, 2009
Methane is the most abundant hydrocarbon in the atmosphere, and it is an important greenhouse gas, which has so far contributed an estimated 20% of postindustrial global warming. A great deal of biogeochemical research has focused on the causes and effects of the variation in global fluxes of methane throughout earth's history, but the underlying ...
Knittel, K., Boetius, A.
openaire   +3 more sources

Light-Dependent Aerobic Methane Oxidation Reduces Methane Emissions from Seasonally Stratified Lakes. [PDF]

open access: yesPLoS ONE, 2015
Lakes are a natural source of methane to the atmosphere and contribute significantly to total emissions compared to the oceans. Controls on methane emissions from lake surfaces, particularly biotic processes within anoxic hypolimnia, are only partially ...
Kirsten Oswald   +6 more
doaj   +1 more source

Monitoring for seismological and geochemical groundwater effects of high-volume pumping of natural gas at the Stenlille underground gas storage facility, Denmark

open access: yesGEUS Bulletin, 2021
The large natural gas storage facility at Stenlille, Denmark, has been monitored to investigate the effect of pumping large amounts of gas into the subsurface. Here, we present a new dataset of microseismicity at Stenlille since 2018.
Trine Dahl-Jensen   +6 more
doaj   +1 more source

Net Methane Oxidation Performance of Anaerobic Sewage Sludge

open access: yesJournal of Microbiology and Biotechnology, 2012
The anaerobic oxidation of methane (AOM) in anaerobic sewage sludge was characterized. The net methane oxidation was observed in samples amended with methane plus sulfate or with methane alone, whereas methane formation was observed in the samples without methane, indicating that methane oxidation and formation occurred simultaneously. The ratio of the
Taewoo, Yi   +4 more
openaire   +2 more sources

Active Anaerobic Archaeal Methanotrophs in Recently Emerged Cold Seeps of Northern South China Sea

open access: yesFrontiers in Microbiology, 2020
Cold seep ecosystems are developed from methane-rich fluids in organic rich continental slopes, which are the source of various dense microbial and faunal populations.
Tingting Zhang   +19 more
doaj   +1 more source

A four-helix bundle stores copper for methane oxidation [PDF]

open access: yes, 2015
Methane-oxidising bacteria (methanotrophs) require large quantities of copper for the membrane-bound (particulate) methane monooxygenase (pMMO). Certain methanotrophs are also able to switch to using the iron-containing soluble MMO (sMMO) to catalyse ...
A Badarau   +65 more
core   +1 more source

Thermophilic anaerobic oxidation of methane by marine microbial consortia [PDF]

open access: yesThe ISME Journal, 2011
AbstractThe anaerobic oxidation of methane (AOM) with sulfate controls the emission of the greenhouse gas methane from the ocean floor. AOM is performed by microbial consortia of archaea (ANME) associated with partners related to sulfate-reducing bacteria.
Holler, T.   +8 more
openaire   +3 more sources

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