10681 to 10692 of 14026 results
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A comparison of five numerical weather prediction analysis climatologies in southern high latitudes
Read more of: A comparison of five numerical weather prediction analysis climatologies in southern high latitudesIn this paper, numerical weather prediction analyses from four major centers are compared—the Australian Bureau of Meteorology (ABM), the European Centre for Medium-Range Weather Forecasts (ECMWF), the U.S. National Centers […]
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An ionospheric convection signature of antiparallel reconnection
Read more of: An ionospheric convection signature of antiparallel reconnectionThis paper sets out a critical test of the antiparallel merging hypothesis. For the conflicting theories of antiparallel and subsolar reconnection, we model the location of reconnection regions on the […]
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Exposure of Arctic field scientists to ultraviolet radiation evaluated using personal dosimeters
Read more of: Exposure of Arctic field scientists to ultraviolet radiation evaluated using personal dosimetersDuring July 2000 we used an electronic personal dosimeter (X-2000) and a biological dosimeter (Deutsches Zentrum für Luft- und Raumfahrt: Biofilm) to characterize the UV radiation exposure of arctic field […]
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Microbiology and vegetation of micro-oases and polar desert, Haughton Impact Crater, Devon Island, Nunavut, Canada
Read more of: Microbiology and vegetation of micro-oases and polar desert, Haughton Impact Crater, Devon Island, Nunavut, CanadaThe input of nutrients into arctic polar deserts, aided by some physical processes, can result in localized areas of high biological productivity–“micro-oases.” We examined the vegetation cover, and microbial and […]
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The history of the UV radiation climate of the Earth – theoretical and space-based observations
Read more of: The history of the UV radiation climate of the Earth – theoretical and space-based observationsIn the Archean era (3.8–2.5 Ga ago) the Earth probably lacked a protective ozone column. Using data obtained in the Earth’s orbit on the inactivation of Bacillus subtilis spores we […]
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Spatial and temporal variability of ground surface temperature and active layer thickness at the margin of maritime Antarctica, Signy Island
Read more of: Spatial and temporal variability of ground surface temperature and active layer thickness at the margin of maritime Antarctica, Signy IslandA CALM grid with a data logger system to monitor the active layer thermal regime was established on Signy Island (60°43′S, 45°38′Wat 80 m a.s.l.) in December 2005. The active […]
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Centennial mineral dust variability in high-resolution ice core data from Dome C, Antarctica
Read more of: Centennial mineral dust variability in high-resolution ice core data from Dome C, AntarcticaIce core data from Antarctica provide detailed insights into the characteristics of past climate, atmospheric circulation, as well as changes in the aerosol load of the atmosphere. We present high-resolution […]
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The Southern Ocean Observing System: Initial science and implementation strategy
Read more of: The Southern Ocean Observing System: Initial science and implementation strategyExecutive Summary The Southern Ocean provides the principal connection between the Earth’s ocean basins and between the upper and lower layers of the global ocean circulation. As a result, the […]
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