Results 21 to 30 of about 540,656 (265)

Vertical distribution of 137Cs in soddy-podzolic sandy soil in grasslands and forests of the Bryansk region in 2015–2016

open access: yesРадиационная гигиена, 2019
Vertical distribution of natural and man-made radionuclides in the soil profile is a decisive parameter when calculating the dose rate of gamma radiation in the air above the ground and the effective dose of external human exposure.
V. P. Ramzaev   +2 more
doaj   +1 more source

Microplastics segregation by rise velocity at the ocean surface

open access: yesEnvironmental Research Letters, 2023
Predicting the vertical distribution of microplastics in the ocean surface mixed layer is necessary for extrapolating surface measurements and comparing observations across conditions.
Michelle H DiBenedetto   +4 more
doaj   +1 more source

Vertical distribution of soil free-living nematode in a playa habitat in the North-Western Negev desert, Israel

open access: yesHelminthologia, 2020
In order to investigate the vertical distribution of soil nematode community under a playa area in the Nizzana inter-sand dune area in the north-western Negev Desert of Israel, soil samples were collected from 0 – 10, 10 – 20, 20 – 30, 30 – 40, and 40 ...
Hu C., Pen-Mouratov S., Steinberger Y.
doaj   +1 more source

Retrieval of Dissolved Organic Carbon Storage in Plateau Lakes Based on Remote Sensing and Analysis of Driving Factors: A Case Study of Lake Dianchi

open access: yesRemote Sensing
Dissolved organic carbon (DOC) is an essential form of carbon in lakes and has significant impact on thermal structure and carbon source-supporting food webs. Current remote sensing studies on DOC mainly focus on the retrieval of surface concentration of
Yufeng Yang, Wei Gao, Yuan Zhang
doaj   +1 more source

The vertical distribution of fish on two offshore oil platforms

open access: yesFrontiers in Marine Science
Knowledge of platform ecology is necessary to best inform decommissioning practice. Remotely operated vehicle (ROV) video is often collected during standard industry operations and may provide insight into the marine life associating with offshore ...
Thomas Tothill   +5 more
doaj   +1 more source

Vertical dynamic patterns of Vibrio spp. in the northwestern Pacific Ocean

open access: yesFrontiers in Microbiology
In marine ecosystems, Vibrio species are as they facilitate nutrient cycling and impact the condition of marine life. To understand their ecological dynamics and how they adapt to various environmental situations, this study examined the vertical ...
Leihaothabam Jeeny   +23 more
doaj   +1 more source

Vertically Exported Phytoplankton (< 20 µm) and Their Correlation Network With Bacterioplankton Along a Deep-Sea Seamount

open access: yesFrontiers in Marine Science, 2022
Phytoplankton have been observed to be widely distributed in the oceanic vertical water columns and have an important contribution to carbon sequestration via biological pump mechanism. However, in seamount areas with strong hydrodynamics, their vertical
Hanshuang Zhao   +13 more
doaj   +1 more source

The vertical distribution of chlorophyll [PDF]

open access: yesJournal of the Marine Biological Association of the United Kingdom, 1960
The vertical distribution of chlorophyll in the sea generally shows a maximum concentration at a depth which may vary from at or just below the surface, to near or below the bottom of the euphoric zone. The easiest distributions to explain are those where the maximum chlorophyll concentration is at or very near the surface.
J. H. Steele, C. S. Yentsch
openaire   +1 more source

The (Glg)ABCs of cyanobacteria: modelling of glycogen synthesis and functional divergence of glycogen synthases in Synechocystis sp. PCC 6803

open access: yesFEBS Letters, EarlyView.
We reconstituted Synechocystis glycogen synthesis in vitro from purified enzymes and showed that two GlgA isoenzymes produce glycogen with different architectures: GlgA1 yields denser, highly branched glycogen, whereas GlgA2 synthesizes longer, less‐branched chains.
Kenric Lee   +3 more
wiley   +1 more source

Understanding Wind Characteristics Over Different Terrains for Wind Turbine Deployment

open access: yesMeteorological Applications
Understanding how complex orography influences lower atmospheric winds is essential for accurately characterizing wind conditions, especially in regions considered for wind energy development.
Rohan Kumar   +3 more
doaj   +1 more source

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