Results 131 to 140 of about 3,404,276 (310)

Insight into heavy metal resistome of soil psychrotolerant bacteria originating from King George Island (Antarctica)

open access: yesPolar Biology, 2018
The presence of heavy metals in Antarctica is an emerging issue, especially as (bio)weathering of metal-containing minerals occurs and human influence is more and more visible in this region.
Krzysztof Romaniuk   +9 more
semanticscholar   +1 more source

Parts of Antarctica's King George Island are littered with trash

open access: yesEos, Transactions American Geophysical Union, 2013
A report released 7 February by ecologists from Germany's Friedrich Schiller University Jena reveals that parts of King George Island, a logistical hub for international research in Antarctica, are home to open pits of trash, decaying field huts, and other forms of pollution.
openaire   +1 more source

Truncated drumlins and their implication for past sea level reconstructions

open access: yesBoreas, EarlyView.
Coastal erosion of glacigenic sediments, particularly in the form of retreating drumlin bluffs, is a key process in paraglacial landscape evolution during periods of relative sea‐level (RSL) rise. As marine transgression reworks formerly subaerial glacial terrains, drumlins act as discrete sediment sources generating characteristic erosional and ...
Riccardo Arosio   +3 more
wiley   +1 more source

The vertical distribution of methane (CH4), nutrients and chlorophyll a in Maxwell Bay (King George Island, WAP) during ECA60 expedition in December 2023

open access: yes
An oceanographic field campaign was conducted at the research station Base Julio Escudero on King George Island, Western Antarctica Peninsula, between December 2023 and January 2024 (Expedition ECA60). In order to investigate the distribution and sea-air
Höfer, Juan   +9 more
core   +1 more source

A revised classification system of the marronoid clade of spiders (Araneae), based on dense sampling phylogenomics and comparative morphology

open access: yesCladistics, EarlyView.
Abstract The marronoid clade is a globally distributed, ecologically diverse group of spiders. It is an important faunal component in both natural and synanthropic environments, and even found in aquatic and extreme habitats such as desert salt flats. The systematics of the marronoid clade has been notoriously unstable due to the widespread character ...
Jonas O. Wolff   +10 more
wiley   +1 more source

Gastrointestinal helminths of Adélie penguins (Pygoscelis adeliae) from Antarctica

open access: yesPolar Research, 2016
Knowledge about parasitic organisms in Antarctica is scarce and fragmentary. The study reported here adds to the knowledge of gastrointestinal parasites of the Adélie penguin (Pygoscelis adeliae) (Sphenisciformes), from 25 de Mayo/King George Island ...
Julia Inés Diaz   +6 more
doaj   +1 more source

1177. Streptocarpus aylae T.J.Edwards

open access: yesCurtis's Botanical Magazine, EarlyView.
Summary Streptocarpus aylae T.J.Edwards, a spectacular, rosette forming herbaceous perennial from cliffs of the Msikaba River in Pondoland, Eastern Cape Province, South Africa is illustrated and discussed. The species is known from only two sites and is highly localised, growing in humus rich cracks and crevices on sandstone cliffs.
Paul Rees   +6 more
wiley   +1 more source

Two new species of Tanaopsis (Tanaidacea: Tanaopsidae) from Admiralty Bay (Antarctica), with an identification key

open access: yesNauplius
Two new species of family Tanaopsidae, genus Tanaopsis, from Admiralty Bay (Antarctica) are herein described. Tanaopsis brevicorpus sp. nov. displays antennule article 1 about 1.5 times as long as wide, carapace as long as first three pereonites, both ...
Juliana L. Segadilha   +1 more
doaj   +1 more source

Fluctuation of Glacial Retreat Rates in the Eastern Part of Warszawa Icefield, King George Island, Antarctica, 1979-2018

open access: yesRemote Sensing, 2018
Antarctica is a region of the world where climate change is visible in the rapid melting of glaciers. This is particularly evident in marginal zones, where the pace of glacial retreat has systematically accelerated. The effective mapping of these changes
R. Pudełko   +4 more
semanticscholar   +1 more source

The circulation and distribution of classical Greek coinage

open access: yesThe Economic History Review, EarlyView.
Abstract From a sample of the most prominent Greek city‐states, data involving a total of 999 hoards and 160,007 coins from 550 to 300 BC were collected to discern the relative magnitudes, consistency of issue, and distribution of Classical Greek coinages.
Zane Mullins
wiley   +1 more source

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