Results 11 to 20 of about 593,171 (263)

Beryllium 7 and Lead 210 in the western hemisphere Arctic atmosphere: Observations from three recent aircraft-based sampling programs [PDF]

open access: yes, 1992
Concentrations of the natural radionuclides 7Be and 210Pb were determined in aerosol samples collected in the western hemisphere Arctic during the recent NOAA Arctic Gas and Aerosol Sampling Program (AGASP 3) and NASA Global Tropospheric Experiment ...
Dibb, Jack E., Gregory, G L, Talbot, R.
core   +2 more sources

Sedimentary Ancient DNA Reveals Local Vegetation Changes Driven by Glacial Activity and Climate

open access: yesQuaternary, 2023
Disentangling the effects of glaciers and climate on vegetation is complicated by the confounding role that climate plays in both systems. We reconstructed changes in vegetation occurring over the Holocene at Jøkelvatnet, a lake located directly ...
Lucas D. Elliott   +6 more
doaj   +1 more source

Twenty Years of the Arctic Council: International Law Aspects

open access: yesМосковский журнал международного права, 2016
The article covers the development and international law aspects of the Arctic Council formed in 1996 by the eight Arctic states in order to face the challenges of the global warming and the climate changes in the region.
D. Yu. Lyapchev
doaj   +1 more source

causalizeR: a text mining algorithm to identify causal relationships in scientific literature [PDF]

open access: yesPeerJ, 2021
Complex interactions among multiple abiotic and biotic drivers result in rapid changes in ecosystems worldwide. Predicting how specific interactions can cause ripple effects potentially resulting in abrupt shifts in ecosystems is of high relevance to ...
Francisco J. Ancin-Murguzur   +1 more
doaj   +2 more sources

Parenting interventions for families with refugee backgrounds: a randomized factorial, mixed-methods design study protocol

open access: yesTrials, 2021
Background Raising children in new social and cultural contexts can be challenging for parents. In order to help parents address these challenges, the Norwegian government has instituted a policy of mandatory parent training for families who settle in ...
Joshua Patras   +11 more
doaj   +1 more source

Platelet count and risk of major bleeding in venous thromboembolism

open access: yesPlatelets, 2021
The relationship between platelet count and risk of major bleeding in patients with venous thromboembolism (VTE) during anticoagulation remains unclear.
Håkon S. Johnsen   +3 more
doaj   +1 more source

Hypsometry and Volume of the Arctic Ocean and Its Constituent Seas [PDF]

open access: yes, 2002
This paper presents an analysis of the Arctic Ocean and its constituent seas for seafloor area distribution versus depth and ocean volume. The bathymetry from the International Bathymetric Chart of the Arctic Ocean (IBCAO) is used together with limits ...
Aagard   +22 more
core   +2 more sources

Multiphysics Simulation of Infrared Signature of an Ice Cube

open access: yesInternational Journal of Multiphysics, 2016
This paper presents numerical methodologies to simulate the Infrared (IR) signature of an ice cube. The ice was frozen in a cold environment (-28oC) and allowed to have uniform temperature throughout.
H Khawaja   +4 more
doaj   +1 more source

Cultivable marine fungi from the Arctic Archipelago of Svalbard and their antibacterial activity

open access: yesMycology, 2020
During a research cruise in 2016, we isolated fungi from sediments, seawater, driftwood, fruiting bodies, and macroalgae using three different media to assess species richness and potential bioactivity of cultivable marine fungi in the High Arctic region.
Ole Christian Hagestad   +4 more
doaj   +1 more source

Seasonal distributions of fine aerosol sulfate in the North American Arctic basin during TOPSE [PDF]

open access: yes, 2003
We used the mist chamber/ion chromatography technique to quantify fine aerosol SO4=(\u3c2.7 μm) in the Arctic during the Tropospheric Ozone Production about the Spring Equinox Experiment (TOPSE) with about 2.5 min time resolution.
Debell, Linsey J   +5 more
core   +2 more sources

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