6289 to 6300 of 13838 results
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Hydrocarbons in the Antarctic marine environment
Read more of: Hydrocarbons in the Antarctic marine environmentThe Antarctic marine ecosystem contains low concentrations of a range of hydrocarbons, overwhelmingly biogenic in origin. The low natural levels of hydrocarbons and the small amount of local human activity […]
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Physical Conditions of Fast Glacier Flow: 1. Measurements From Boreholes Drilled to the Bed of Store Glacier, West Greenland
Read more of: Physical Conditions of Fast Glacier Flow: 1. Measurements From Boreholes Drilled to the Bed of Store Glacier, West GreenlandMarine‐terminating outlet glaciers of the Greenland Ice Sheet make significant contributions to global sea level rise, yet the conditions that facilitate their fast flow remain poorly constrained owing to a […]
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Physical conditions of fast glacier flow: 2. Variable extent of anisotropic ice and soft basal sediment from seismic reflection data acquired on Store Glacier, West Greenland
Read more of: Physical conditions of fast glacier flow: 2. Variable extent of anisotropic ice and soft basal sediment from seismic reflection data acquired on Store Glacier, West GreenlandOutlet glaciers of the Greenland Ice Sheet transport ice from the interior to the ocean and contribute directly to sea level rise because discharge and ablation often exceed the accumulation. […]
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Migratory movements and winter diving activity of Adélie penguins in East Antarctica
Read more of: Migratory movements and winter diving activity of Adélie penguins in East AntarcticaSeabirds breeding on the Antarctic continent must cope with extreme changes in sea ice cover and day length throughout the year. Adélie penguins are expected to adjust their migratory movements […]
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Characterization of unstable blinking pixels in the AisaOWL thermal hyperspectral imager
Read more of: Characterization of unstable blinking pixels in the AisaOWL thermal hyperspectral imagerThe AisaOWL thermal hyperspectral instrument, manufactured by Specim, is a relatively new push-broom sensor well suited to airborne environmental surveys. The sensor covers the 7.6-12.6 μm part of the long-wave […]
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Innovative transportable laboratories for Polar science
Read more of: Innovative transportable laboratories for Polar scienceThe Netherlands Organisation for Scientific Research and the British Antarctic Survey have built a transportable laboratory facility, named the Dirck Gerritsz Laboratory, to accommodate new scientific research on and from […]
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The reproductive ecology of the Antarctic bivalve Aequiyoldia eightsii (Protobranchia: Sareptidae) follows neither Antarctic nor taxonomic patterns
Read more of: The reproductive ecology of the Antarctic bivalve Aequiyoldia eightsii (Protobranchia: Sareptidae) follows neither Antarctic nor taxonomic patternsThe accepted paradigm for reproduction in Antarctic marine species is one where oogenesis takes 18 months to 2 years, and a bimodal egg-size distribution where two cohorts of eggs are […]
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Relevance of detail in basal topography for basal slipperiness inversions: a case study on Pine Island Glacier, Antarctica
Read more of: Relevance of detail in basal topography for basal slipperiness inversions: a case study on Pine Island Glacier, AntarcticaGiven high-resolution satellite-derived surface elevation and velocity data, ice-sheet models generally estimate mechanical basal boundary conditions using surface-to-bed inversion methods. In this work, we address the sensitivity of results from […]
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Representing grounding line migration in synchronous coupling between a marine ice sheet model and a z -coordinate ocean model
Read more of: Representing grounding line migration in synchronous coupling between a marine ice sheet model and a z -coordinate ocean modelSynchronous coupling is developed between an ice sheet model and a z-coordinate ocean model (the MITgcm). A previously-developed scheme to allow continuous vertical movement of the ice-ocean interface of a […]
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The spatial distribution and temporal variability of föhn winds over the Larsen C Ice Shelf, Antarctica
Read more of: The spatial distribution and temporal variability of föhn winds over the Larsen C Ice Shelf, AntarcticaThe eastern side of the Antarctic Peninsula (AP) mountain range and the adjacent ice shelves are frequently affected by fohn winds originating from upwind of the mountains. Six automatic weather […]
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Isotopic niches of sympatric Gentoo and Chinstrap Penguins: evidence of competition for Antarctic krill?
Read more of: Isotopic niches of sympatric Gentoo and Chinstrap Penguins: evidence of competition for Antarctic krill?As climate change, among other factors, is increasingly affecting Antarctic marine systems, competition for prey may increase between predators, particularly in the Antarctic Peninsula which has warmed more than elsewhere. […]