Results 41 to 50 of about 144,642 (166)

Swap It on WhatsApp: The Moral Economy of Informal Online Exchange Networks in Contemporary Cuba

open access: yesThe Journal of Latin American and Caribbean Anthropology, Volume 27, Issue 1-2, Page 80-100, June 2022., 2022
Abstract The inhabitants of Cuba's capital, Havana, are using semipublic group chats on messaging applications such as WhatsApp and Telegram to access food, hygiene products, medication, and other basic necessities during times of scarcity. This has been especially prevalent during the COVID‐19 pandemic. Such chat groups created digital spaces in which
Steffen Köhn, Nestor Siré
wiley   +1 more source

A new cave Pseudoscorpion from the region of Mangalia (Romania): Chthonius (Ephippiochthonius) borissketi n. sp. (Chthoniidae, Pseudoscorpiones) [PDF]

open access: yesArchives of Biological Sciences, 2014
Only two species of Chthonius (Ephippiochthonius) (Chthoniidae) are presently known from Dobruja, Romania. Among these one should mention Chthonius (Ephippiochthonius) tetrachelatus (Preyssler) (not endemic) and C.
Ćurčić B.P.M.   +3 more
doaj   +1 more source

The genomics of phenotypically differentiated Asellus aquaticus cave, surface stream and lake ecotypes

open access: yesMolecular Ecology, Volume 30, Issue 14, Page 3530-3547, July 2021., 2021
Abstract Organisms well suited for the study of ecotype formation have wide distribution ranges, where they adapt to multiple drastically different habitats repeatedly over space and time. Here we study such ecotypes in a Crustacean model, Asellus aquaticus, a commonly occurring isopod found in freshwater habitats as diverse as streams, caves and lakes.
Vid Bakovic   +6 more
wiley   +1 more source

Comparative genomics analyses indicate differential methylated amine utilization trait within members of the genus Gemmobacter

open access: yesEnvironmental Microbiology Reports, Volume 13, Issue 2, Page 195-208, April 2021., 2021
Summary Methylated amines are ubiquitous in the environment and play a role in regulating the earth's climate via a set of complex biological and chemical reactions. Microbial degradation of these compounds is thought to be a major sink. Recently we isolated a facultative methylotroph, Gemmobacter sp. LW‐1, an isolate from the unique environment Movile
Eileen Kröber   +6 more
wiley   +1 more source

Niphargus-Thiothrix associations may be widespread in sulphidic groundwater ecosystems: evidence from southeastern Romania. [PDF]

open access: yesMol Ecol, 2014
Abstract Niphargus is a speciose amphipod genus found in groundwater habitats across Europe. Three Niphargus species living in the sulphidic Frasassi caves in Italy harbour sulphur‐oxidizing Thiothrix bacterial ectosymbionts. These three species are distantly related, implying that the ability to form ectosymbioses with Thiothrix may be common among ...
Flot JF   +5 more
europepmc   +2 more sources

Redescriptions of three species of the genus Neobisium from the Balkans and the Carpathians (Arachnida: Pseudoscorpiones) [PDF]

open access: yes, 2017
Redescriptions of Neobisium (Neobisium) polonicum Rafalski, 1937, N. (N.) bosnicum Beier, 1939 and N. (N.) bosnicum herzegovinense Beier, 1939 are given, accompanied with new illustrations of the most important morphological characters. N.
Hörweg, Christoph, Novák, János
core   +1 more source

Petrological Study as a Tool to Evaluate the Degradation of Speleothems in Touristic Caves, Castafiar de Ibor Cave, Caceres, Spain [PDF]

open access: yes, 2010
In Castafiar cave the surface of most of the speleothems present dissolution and corrosion features. In touristic caves, this process has usually been related to the acidification of the atmospheric moisture caused by C02 from the breath of visitors ...
Alonso-Zarza, Ana María   +2 more
core   +4 more sources

Microbial communities in dark oligotrophic volcanic ice cave ecosystems of Mt. Erebus, Antarctica. [PDF]

open access: yes, 2015
The Earth's crust hosts a subsurface, dark, and oligotrophic biosphere that is poorly understood in terms of the energy supporting its biomass production and impact on food webs at the Earth's surface.
Anitori, Roberto P   +5 more
core   +2 more sources

Occurrence of methane oxidizing bacteria and methanogenic archaea in Earth’s cave systems : a metagenomic analysis [PDF]

open access: yes, 2022
Funding This study received funding from NERC DTP studentship to AA (NE/S007377/1-2429402), Department for Economy NI studentship to MC and QUB for funding to DK. RD and DK were supported by DfE US-Ireland R&D partnership project 154.
Allenby, Alexander   +5 more
core   +1 more source

Meiofauna in a chemosynthetic groundwater ecosystem: Movile Cave, Romania

open access: green, 2009
Die 1986 entdeckte Movile-Höhle stellt ein Grundwasserökosystem dar, das eine artenreiche Gemeinschaft von Wirbellosen beherbergt. Jedoch erreicht keinerlei photoautotroph produzierte Nahrung die Höhle, die seit mindestens der letzten Eiszeit vollständig von der Erdoberfläche isoliert ist.
Daniel Muschiol
openalex   +3 more sources

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