Results 51 to 60 of about 6,989 (143)

Removal of COD & NH3 from Produced Water using Modified Horizontal Subsurface Flow Constructed Wetlands (HSCW)

open access: yesReaktor, 2018
It is very common that COD and NH3 are found in Produced Water with elevated concentration. One proven technology that is capable in removing organic substances and nutrients, is Horizontal Subsurface Flow Constructed Wetland (HSCW).
Agus Jatnika Effendi, Regi Risman Sandi
doaj   +1 more source

Microbiological Comparison of Surface Soil and Unsaturated Subsurface Soil from a Semiarid High Desert [PDF]

open access: yesApplied and Environmental Microbiology, 1989
Thirty-two chemoheterotrophic bacteria were isolated from unsaturated subsurface soil samples obtained from ca. 70 m below land surface in a high desert in southeastern Idaho. Most isolates were gram positive (84%) and strict aerobes (79%). Acridine orange direct counts of microbes in one subsurface sample showed lower numbers than similar
openaire   +2 more sources

Exploratory data analysis on data generated in the DOE subsurface microbiology program [PDF]

open access: yes, 1990
The preliminary results from the innovative subsurface microbiology research program indicate that new data on the nature of the link between the geosphere and biosphere have been generated. The diversity of scientific disciplines represented in the subsurface microbiology program reflects the complexity of the system under study.
openaire   +2 more sources

Targeting deeply-sourced seeps along the Central Volcanic Zone [version 1; peer review: 2 approved, 1 approved with reservations]

open access: yesOpen Research Europe
At convergent margins, plates collide producing a subduction process. When an oceanic plate collides with a continental plate, the denser (i.e., oceanic) plate subducts beneath the less dense (continental) plate.
Deborah Bastoni   +26 more
doaj   +1 more source

DNA‐ and RNA‐based microbial community diversity and composition in a deep agricultural subsurface environment

open access: yesEcosphere
Analysis of microbial community compositions in subsurface environments is essential because microbes significantly influence biogeochemical processes, including carbon storage, nutrient cycling, and groundwater quality. Many previous studies have relied
Han‐Suk Kim   +3 more
doaj   +1 more source

Planetary Aerobiomes in Dust- and Aerosol-Dominated Extraterrestrial Environments

open access: yesApplied Microbiology
The search for extraterrestrial life has traditionally focused on environments where liquid H2O is stable over long timescales, such as subsurface aquifers, hydrothermal systems, or ice-rich deposits.
Luca Tonietti   +3 more
doaj   +1 more source

Editorial: Microbial roles in caves

open access: yesFrontiers in Microbiology
Valme Jurado   +2 more
doaj   +1 more source

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