Results 21 to 30 of about 510,768 (248)

Small and mighty: adaptation of superphylum Patescibacteria to groundwater environment drives their genome simplicity. [PDF]

open access: yes, 2020
BackgroundThe newly defined superphylum Patescibacteria such as Parcubacteria (OD1) and Microgenomates (OP11) has been found to be prevalent in groundwater, sediment, lake, and other aquifer environments.
Adams, Benjamin G   +21 more
core   +2 more sources

Microbial community structure characteristics among different karst aquifer systems, and its potential role in modifying hydraulic properties of karst aquifers

open access: yesFrontiers in Microbiology, 2023
Little is known about how microbial activity affects the hydraulic properties of karst aquifers. To explore the potential impacts of microbial activity on the hydraulic properties of karst aquifers, microbiological analysis, heat tracer, isotope ...
Zuobing Liang   +8 more
doaj   +1 more source

Subsurface Microbial Hydrogen Cycling: Natural Occurrence and Implications for Industry

open access: yesMicroorganisms, 2019
Hydrogen is a key energy source for subsurface microbial processes, particularly in subsurface environments with limited alternative electron donors, and environments that are not well connected to the surface.
Simon P. Gregory   +3 more
doaj   +1 more source

Evidence of global-scale aeolian dispersal and endemism in isolated geothermal microbial communities of Antarctica [PDF]

open access: yes, 2014
New evidence in aerobiology challenges the assumption that geographical isolation is an effective barrier to microbial transport. However, given the uncertainty with which aerobiological organisms are recruited into existing communities, the ultimate ...
Cary, S. Craig   +3 more
core   +2 more sources

Differential depth distribution of microbial function and putative symbionts through sediment-hosted aquifers in the deep terrestrial subsurface

open access: yesNature Microbiology, 2018
An enormous diversity of previously unknown bacteria and archaea has been discovered recently, yet their functional capacities and distributions in the terrestrial subsurface remain uncertain.
Alexander J. Probst   +13 more
semanticscholar   +1 more source

Molecular Evidence for an Active Microbial Methane Cycle in Subsurface Serpentinite-Hosted Groundwaters in the Samail Ophiolite, Oman

open access: yesApplied and Environmental Microbiology, 2020
Serpentinization of ultramafic rock can generate conditions favorable for microbial methane (CH4) cycling, including the abiotic production of hydrogen (H2) and possibly CH4.
E. Kraus   +8 more
semanticscholar   +1 more source

Comparison of bacterioneuston and bacterioplankton dynamics during a phytoplankton bloom in a fjord mesocosm [PDF]

open access: yes, 2009
The bacterioneuston is the community of Bacteria present in surface microlayers, the thin surface film that forms the interface between aquatic environments and the atmosphere. In this study we compared bacterial cell abundance and bacterial community
Cunliffe, Michael   +5 more
core   +2 more sources

Visualizing Microorganism-Mineral Interaction in the Iberian Pyrite Belt Subsurface: The Acidovorax Case

open access: yesFrontiers in Microbiology, 2020
Despite being considered an extreme environment, several studies have shown that life in the deep subsurface is abundant and diverse. Microorganisms inhabiting these systems live within the rock pores and, therefore, the geochemical and geohydrological ...
C. Escudero   +6 more
semanticscholar   +1 more source

A cell extraction method for oily sediments

open access: yesFrontiers in Microbiology, 2011
Hydrocarbons can be found in many different habitats and represent an important carbon source for microbes. As fossil fuels, they are also an important economical resource, through natural seepage or accidental release they can also be major pollutants ...
Michael eLappé, Jens eKallmeyer
doaj   +1 more source

The role of biofilms in subsurface transport processes [PDF]

open access: yes, 2010
Landfill and radioactive waste disposal risk assessments focus on contaminant transport and are principally concerned with understanding the movement of gas, water and solutes through engineered barriers and natural groundwater systems.
Bateman, K.   +6 more
core   +1 more source

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