High spatial and temporal resolution observations of the ionospheric cusp
The Halley PACE HF radar has been operated in a new mode to provide very high time (10 s) and space (15 km) resolution measurements of the iono-spheric signatures of […]
7645 to 7656 of 13980 results
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Read more of: High spatial and temporal resolution observations of the ionospheric cusp
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High-latitudeFregion electron concentration measurements near noon: A case study
Read more of: High-latitudeFregion electron concentration measurements near noon: A case studyA case study is presented of a ridge of enhanced F region plasma in the afternoon sector near the equatorward edge of the auroral oval. The study for September 26, […]
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A pelagic bryozoan from Antarctica
Read more of: A pelagic bryozoan from AntarcticaSpherical or sub-spherical bryozoan colonies were collected from the surface waters of a coastal polynya in the southeastern Weddell Sea near Halley Station in February 1992. These are the first […]
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A 340 year record of biogenic sulphur from the Weddell Sea area, Antarctic
Read more of: A 340 year record of biogenic sulphur from the Weddell Sea area, AntarcticDetailed records of methanesulphonic acid (MSA) and non-sea-salt sulphate (nss SO42−) have been obtained from ice cores drilled on Dolleman Island on the east coast of the Antarctic Peninsula (70°35.2′S, […]
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Taxonomic studies of Achnanthes(Bacillariophyta) in freshwater maritime antarctic lakes
Read more of: Taxonomic studies of Achnanthes(Bacillariophyta) in freshwater maritime antarctic lakesEleven species of Achnanthes from Signy Island, South Orkney Islands are described including one new species. Benthic algal material from a range of shallow lakes of varying trophic status was […]
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Sediment-water fluxes of nutrients in an Antarctic coastal environment: influence of bioturbation
Read more of: Sediment-water fluxes of nutrients in an Antarctic coastal environment: influence of bioturbationRates of exchanges of nitrate and ammonium across the sediment-water interface were measured in an inshore marine environment at Signy Island, South Orkney Islands, Antarctica, over 6 months from August […]
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A biological acoustic survey in the marginal ice-edge zone of the Bellingshausen Sea
Read more of: A biological acoustic survey in the marginal ice-edge zone of the Bellingshausen SeaAn acoustic survey at 38 kHz was carried out from R.R.S. Discovery in the Bellingshausen Sea from 23 November to 7 December 1992 as part of the U.K. Joint Global […]