Results 31 to 40 of about 211,120 (341)

Sea-level and summer season orbital insolation as drivers of Arctic sea-ice [PDF]

open access: yesarXiv, 2021
The sea-ice cover of the Arctic Ocean is an important element of the climate and ocean system in the Northern Hemisphere as it impacts albedo, atmospheric pressure regimes, CO2-exchange at the ocean/atmosphere interface as well as the North Atlantic freshwater budget and thermohaline circulation [1].
arxiv  

Development of a methodology for identifying anomalies in telemetry data of small spacecraft using the ensemble method [PDF]

open access: yesE3S Web of Conferences
This study includes work related to the analysis of satellite telemetry data. Prior to that, the focus is on investigating various ways of finding anomalies in telemetry data.
Aleshko Roman   +4 more
doaj   +1 more source

Cervid herpesvirus 2 and not Moraxella bovoculi caused keratoconjunctivitis in experimentally inoculated semi-domesticated Eurasian tundra reindeer

open access: yesActa Veterinaria Scandinavica, 2017
Background Infectious keratoconjunctivitis (IKC) is a transmissible disease in semi-domesticated Eurasian reindeer (Rangifer tarandus tarandus). It is regarded as multifactorial and a single causative pathogen has not yet been identified.
Morten Tryland   +6 more
doaj   +1 more source

X-ray diffraction analysis of matter taking into account the second harmonic in the scattering of powerful ultrashort pulses of an electromagnetic field

open access: yesScientific Reports, 2021
It is well known that the scattering of ultrashort pulses (USPs) of an electromagnetic field in the X-ray frequency range can be used in diffraction analysis.
M. K. Eseev   +3 more
doaj   +1 more source

The tipping times in an Arctic sea ice system under influence of extreme events [PDF]

open access: yes, 2020
In light of the rapid recent retreat of Arctic sea ice, the extreme weather events triggering the variability in Arctic ice cover has drawn increasing attention. A non-Gaussian $\alpha$-stable L\'evy process is thought to be an appropriate model to describe such extreme event. The maximal likely trajectory, based on the nonlocal Fokker-Planck equation,
arxiv   +1 more source

Density of hydrobiont populations in the coastal zone of the Barents Sea and in aquaculture [PDF]

open access: yesBIO Web of Conferences
Objects for obtaining additional food sources and maintaining the quality of the environment in multicultural farms of the northern seas can be kelp (Laminaria saccharina), sea urchin (Strongylocentrotus droebachiensis), mussel (Mytilus edulis), which do
Kapkov V.I.   +4 more
doaj   +1 more source

When Will Arctic Sea Ice Disappear? Projections of Area, Extent, Thickness, and Volume [PDF]

open access: yesarXiv, 2022
Rapidly diminishing Arctic summer sea ice is a strong signal of the pace of global climate change. We provide point, interval, and density forecasts for four measures of Arctic sea ice: area, extent, thickness, and volume. Importantly, we enforce the joint constraint that these measures must simultaneously arrive at an ice-free Arctic.
arxiv  

Limit shape phase transitions: a merger of arctic circles [PDF]

open access: yes, 2022
We consider a free fermion formulation of a statistical model exhibiting a limit shape phenomenon. The model is shown to have a phase transition that can be visualized as the merger of two liquid regions - arctic circles. We show that the merging arctic circles provide a space-time resolved picture of the phase transition in lattice QCD known as Gross ...
arxiv   +1 more source

Arctic pedagogy

open access: yes, 2023
The concept of an ‘Arctic Pedagogy’ is enticing. Arctic branding sells: for example, UiT is not just the ‘University of Tromsø’ but also the ‘The Arctic University of Norway’. Moreover, research in Scotland as part of the ‘New Northern Pedagogies Project’ is now investigating “how the principles of Arctic Pedagogy can support teacher education ...
Waterman-Evans, Louis   +1 more
openaire   +3 more sources

Climate Models Underestimate the Sensitivity of Arctic Sea Ice to Carbon Emissions [PDF]

open access: yesarXiv, 2023
Arctic sea ice has steadily diminished as atmospheric greenhouse gas concentrations have increased. Using observed data from 1979 to 2019, we estimate a close contemporaneous linear relationship between Arctic sea ice area and cumulative carbon dioxide emissions. For comparison, we provide analogous regression estimates using simulated data from global
arxiv  

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