Cruise report
The bedrock geology expedition to Novaya Zemlya 2005
... of the “basement” (figure 1). Recently it has proved possible to include Novaya Zemlya in our fieldwork, by working with the Russian Naval authorities in Murmansk. The fieldwork started in 2004 and is expected to continue in the years ...
Cruise report
Impact of ultraviolet radiation and grazers on benthic primary producers in Antarctica
Dallmann Laboratory and Jubany base, 62°14’S, 58°40’W, Potter Cove, King George Island, South Shetland Islands, Antarctica. Aim The overall objective of this study is the estimation of the ...
Cruise report
Continuous GPS-monitoring at Station Svea
... Sweden, in the SWEDARP Antarctic expedition in 2004/05 is a contribution to the SCAR permanent GPS tracking network. During the period 1991–2005 our division has taken part in five different expeditions to the Antarctic ...
Cruise report
Atmospheric measurements at the Swedish antarctic station Wasa
... in average. However, the right panel shows that the stronger gusts have been observed at the ‘glacier site’ making this site less suitable for the MARA experiment Meteorological measurements A meteorological station was installed ...
Cruise report
The neutrino telescopes AMANDA and IceCube at the South Pole
Walking towards the new South Pole station from the IceCube area. Photo: Per Olof Hulth. The aim of AMANDA and IceCube The ...
Cruise report
The biogeochemical cycle of organo-halogens in the High Arctic and along the Northwest Passage
... East Greenland Sea our investigations clearly demonstrated that the formation of halocarbons were predominantly taking place in sea ice and in snow, and that organisms occupying brine of high salinity were the most efficient producers. ...
Cruise report
Environmental pollution in the Arctic: Chemicals and other stuff
... work was at sea, but during leg 2 we also sampled lake and pond water and plankton. The air sampling is done by sucking large volumes of air (~1 000 m3 per sample) through a sampling train consisting of a filter to catch the particle ...
Cruise report
Accumulation of neurotoxic mercury (Hg) into the ice-covered Arctic
... in May – is largely indefinite with reference to transport and transformation. The Beringia 2005 expedition, taking place a few months after the period of elevated deposition of mercury around the polar basin, offered an unique ...
Cruise report
Recent changes in land cover and carbon balance in Beringia
... path Li-Cor 6200 Infrared Gas Analyser. A clear plexiglass chamber was placed on top of the alloy chamber base marking each plot. Measurements were made under full sun, two shade treatments and complete darkness in order to generate a ...
Cruise report
Sources of methane and nitrous oxide to the coastal Arctic Ocean
... we anticipate the results of this study to carry added value for the scientific community as well as for decision-making bodies. Specific aims To determine CH4 concentrations in surface seawater, in water column profiles and in air during ...
Cruise report
Bird migration and species diversity under polar conditions: the Siberian – American migration systems
... Alerstam Background and objectives Extensive studies of bird migration patterns based on field observations and tracking radar registrations have been conducted during earlier expeditions to Siberia in 1994, the central Arctic Ocean in 1996 ...
Cruise report
Plant–herbivore systems in Kamchatka
... approx. 6 km, at each of the four main sites, plus an extra 1 km-transect in riverine vegetation at site 1. When walking along the legs we recorded all signs of browsing and grazing, as well as tracks, trails, diggings, scrapings and faeces. ...
Cruise report
The role of mediumsized predators in the arctic ecosystem
... in the landscape. Tomas Karlberg at the Swedish Polar Research Secretariat assisted us during surveys. Here he is looking for patches of lush vegetation in the landscape at site 3, as such patches might be fox dens. Photo: Bodil Elmhagen. ...
Cruise report
Biogeographical pattern of diversity, distribution and regulation of arctic willows and insects
... 1983, 1986). They sometimes reach extremely high densities, up to 26.4/m² or 264 000/ha (Danell et al., 1999), making them the completely dominant insect herbivores in some habitats. However, our knowledge of their food preferences is ...
Cruise report
Getting fat in Alaska – how migratory shorebirds prepare for trans-global flights
... studying the birds’ preparation for the long jump, by sampling the food abundance on the coastal mudflats and by making behavioural observations of the birds. By putting radio transmitters on birds we planned to follow in detail both the ...
Cruise report
Migration and evolution of arctic plants in response to past climate change
... possibility in Chukotka, whereas on Oden the presses were placed in a drying cupboard. The Kamchatka team, lacking electricity at the base camps, used purposely designed mobile drying facilities (picture 3). The boxes were heated by ...
Cruise report
Healy-Oden Trans-Arctic Expedition 2005 (HOTRAX ’05): The geological programme
... countries. Healy started the HOTRAX’05 transect on 5th August from Dutch Harbor, Alaska, and reached the first working area, the Chukchi Borderland, off the Alaskan margin, on 9th August (figure 1). On 20th August the third leg of ...
Cruise report
The Amerasian Basin Puzzle
... River, near the southern end of Kolyuchin Bay (BC2 on figure 1 right). We spent the remainder of our field season working from this location, with plenty of time to do a thorough job. Here we experienced typical camp life with tents, sleeping ...
Cruise report
Bathymetric data acquisition
... the LOMROG III ship track (orange) and fieldwork north of Greenland as part of the Continental Shelf Project of the Kingdom of Denmark from 2006 to 2012.Yellow line – LORITA seismic refraction lines (2006), green line – LOMROG I ship track ...
Cruise report
Seismic data acquisition
... The seismic data acquired during the three LOMROG cruises will form an important part of the documentation of a Kingdom of Denmark submission regarding an extended continental shelf in the area north of Greenland, due at the end of 2014.