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2,030 Results Found

  • Article
  • Open Access
2 Citations
3,778 Views
16 Pages

Meaningful, positive, emotional and challenging adventurous activities may generate personal growth or recovery from ill health or injury. In this study, we used a distinctive longitudinal and immersive research approach to explore the psychological...

  • Article
  • Open Access
6 Citations
2,582 Views
15 Pages

Assessing the Carbon Footprint of the 2024 Italian K2 Expedition: A Path Towards Sustainable High-Altitude Tourism

  • Antonella Senese,
  • Anees Ahmad,
  • Maurizio Maugeri and
  • Guglielmina Adele Diolaiuti

5 January 2025

Often considered the most pristine natural areas, mountains are the third most important tourist destination in the world after coasts and islands, contributing significantly to the tourism sector (15–20%). Tourism is economically important for...

  • Article
  • Open Access
20 Citations
8,224 Views
20 Pages

Cruising is a segment of tourism that is increasing at a faster rate than other kinds of leisure travel, especially in the Arctic region. Due to changing environmental conditions in recent years, cruise ships have been able to access more regions of...

  • Article
  • Open Access
894 Views
21 Pages

The observations of atmospheric, oceanic, and sea ice data from the Multidisciplinary drifting Observatory for the Study of Arctic Climate (MOSAiC) expedition were used to analyze the influence of snow redistribution and melt-pond processes on the ev...

  • Article
  • Open Access
2 Citations
4,189 Views
21 Pages

Extended shallow carbonate platform, pelagic, and drift deposits were drilled during International Ocean Discovery Program (IODP) Expedition 359 in the Inner Sea of the Maldives. These sediments yield rich and well-diversified benthic, planktonic for...

  • Article
  • Open Access
826 Views
21 Pages

Case Study on Shifts in Human Skin Microbiome During Antarctica Expeditions

  • Kyu-Chan Lee,
  • Hanbyul Lee,
  • Ok-Sun Kim,
  • Woo Jun Sul,
  • Hyeonah Lee and
  • Hye-Jin Kim

The human skin microbiome plays a crucial role in maintaining skin health by acting as a barrier against pathogens and modulating immune regulation. This case study investigates the skin microbiome of two healthy Korean male individuals in their 20s...

  • Article
  • Open Access
1,127 Views
27 Pages

Natural gas hydrates, with their efficient and clean energy characteristics, are deemed a significant pillar within the future energy sector, and their resource quantification and development have a profound impact on the transformation of global ene...

  • Article
  • Open Access
3 Citations
4,235 Views
37 Pages

25 July 2023

The identification and preservation of cultural landscapes worthy of protection is a challenging task, as their significance is often not immediately apparent. Analyzing the process through which a site or landscape became a heritage site and underst...

  • Article
  • Open Access
9 Citations
5,120 Views
10 Pages

14 January 2021

Background: Increased understanding of the molecular causes of disease has begun to fulfill the promise of precision medicine with the development of targeted drugs, particularly for serious diseases with unmet needs. The drug approval regulatory pro...

  • Article
  • Open Access
7 Citations
6,519 Views
24 Pages

Spatiotemporal Information Extraction from a Historic Expedition Gazetteer

  • Mafkereseb Kassahun Bekele,
  • Rolf A. De By and
  • Gaurav Singh

Historic expeditions are events that are flavored by exploratory, scientific, military or geographic characteristics. Such events are often documented in literature, journey notes or personal diaries. A typical historic expedition involves multiple s...

  • Article
  • Open Access
12 Citations
2,909 Views
13 Pages

Higher Effectiveness of New Common Bean (Phaseolus vulgaris L.) Germplasm Acquisition by Collecting Expeditions Associated with Molecular Analyses

  • Michal Šajgalík,
  • Katarína Ondreičková,
  • Pavol Hauptvogel,
  • Daniel Mihálik,
  • Miroslav Glasa and
  • Ján Kraic

25 September 2019

A remarkable portion of crop genetic diversity is represented by landraces and obsolete cultivars, that have not yet been integrated into the collections of genetic resources in genebanks. Fortunately, they are still maintained by small farmers in ru...

  • Article
  • Open Access
18 Citations
12,628 Views
16 Pages

The purpose of this study was to investigate the effect of wine style and cane sugar addition in the liqueur d’expedition (dosage) solution on volatile aroma compounds (VOCs) in traditional method sparkling wine. There were 24 bottles of each treatme...

  • Article
  • Open Access
44 Citations
13,599 Views
10 Pages

Entirely Off-Grid and Solar-Powered DNA Sequencing of Microbial Communities during an Ice Cap Traverse Expedition

  • Glen-Oliver. F. Gowers,
  • Oliver Vince,
  • John-Henry Charles,
  • Ingeborg Klarenberg,
  • Tom Ellis and
  • Arwyn Edwards

7 November 2019

Microbial communities in remote locations remain under-studied. This is particularly true on glaciers and icecaps, which cover approximately 11% of the Earth’s surface. The principal reason for this is the inaccessibility of most of these areas...

  • Article
  • Open Access
936 Views
14 Pages

11 June 2025

Western written travel narratives are a byproduct of the privileging of vision as the primary means of knowledge production, an epistemology often imposed on indigenous peoples through colonial practices. In contrast, indigenous cultures in Brazil ha...

  • Article
  • Open Access
9 Citations
4,945 Views
19 Pages

Feeding Your Himalayan Expedition: Nutritional Signatures and Body Composition Adaptations of Trekkers and Porters

  • Danilo Bondi,
  • Anna Maria Aloisi,
  • Tiziana Pietrangelo,
  • Raffaela Piccinelli,
  • Cinzia Le Donne,
  • Tereza Jandova,
  • Stefano Pieretti,
  • Mattia Taraborrelli,
  • Carmen Santangelo and
  • Vittore Verratti
  • + 1 author

30 January 2021

High-altitude exposure leads to many physiological challenges, such as weight loss and dehydration. However, little attention has been posed to the role of nutrition and ethnic differences. Aiming to fulfill this gap, five Italian trekkers and seven...

  • Article
  • Open Access
1 Citations
6,061 Views
26 Pages

The Impact of a High-Altitude Expedition on the Physical Performance and Nutritional Indices of Health Status of Alpinists

  • Ewa Karpęcka-Gałka,
  • Marek Bawelski,
  • Aleksandra Pięta,
  • Paulina Mazur-Kurach,
  • Paweł Pięta and
  • Barbara Frączek

Objective: The aim of the study was to determine the effect a mountain expedition (>3000 m) would have on the physical performance and nutritional indices of alpinists’ health status. Methods: The study included 17 men aged 30.29 ± 5....

  • Article
  • Open Access
2,347 Views
17 Pages

The Functional States of the Participants of a Marine Arctic Expedition with Different Levels of Vitamin D in Blood

  • Natalia Simonova,
  • Maria Kirichek,
  • Anna A. Trofimova,
  • Yana Korneeva,
  • Anna N. Trofimova,
  • Rimma Korobitsyna and
  • Tatiana Sorokina

(1) Background: The vitamin D level in blood is one of the markers of the functional reserves of the human body and can contribute to more successful adaptation in the Arctic. (2) Methods: The study involved 38 participants in the project “Arct...

  • Article
  • Open Access
96 Citations
16,723 Views
15 Pages

Antibacterial Compounds from Marine Vibrionaceae Isolated on a Global Expedition

  • Matthias Wietz,
  • Maria Mansson,
  • Charlotte H. Gotfredsen,
  • Thomas O. Larsen and
  • Lone Gram

13 December 2010

On a global research expedition, over 500 bacterial strains inhibitory towards pathogenic bacteria were isolated. Three hundred of the antibacterial strains were assigned to the Vibrionaceae family. The purpose of the present study was to investigate...

  • Article
  • Open Access
9 Citations
3,130 Views
25 Pages

Advanced Technologies Used in Digitizing the Cultural Heritage of Northwestern Colchis: The Experience of the Markul Expedition

  • Galina Trebeleva,
  • Konstantin Glazov,
  • Andrey Kizilov,
  • Anastasya Kizilova,
  • Vladlen Yurkov and
  • Gleb Yurkov

16 February 2022

The article presents the experience of the Institute of Archeology of the Russian Academy of Science’s Markul Expedition, which utilized digital technologies for the study, preservation, and popularization of cultural heritage. The objective of...

  • Review
  • Open Access
4 Citations
8,842 Views
13 Pages

A Perspective of the Cumulative Risks from Climate Change on Mt. Everest: Findings from the 2019 Expedition

  • Kimberley R. Miner,
  • Paul Andrew Mayewski,
  • Mary Hubbard,
  • Kenny Broad,
  • Heather Clifford,
  • Imogen Napper,
  • Ananta Gajurel,
  • Corey Jaskolski,
  • Wei Li and
  • John Priscu
  • + 1 author

In 2019, the National Geographic and Rolex Perpetual Planet Everest expedition successfully retrieved the greatest diversity of scientific data ever from the mountain. The confluence of geologic, hydrologic, chemical and microbial hazards emergent as...

  • Case Report
  • Open Access
1 Citations
2,126 Views
5 Pages

Visual sensations appear in most migraine auras, but binocular blindness is uncommon. We described a case of multiple transient losses of vision in a man on a winter expedition to K2. His symptoms were later diagnosed as recurrent visual auras withou...

  • Article
  • Open Access
7 Citations
4,072 Views
14 Pages

Crossing the Antarctica: Exploring the Effects of Appetite-Regulating Hormones and Indicators of Nutrition Status during a 93-Day Solo-Expedition

  • Bjørn Helge Johnsen,
  • Guttorm Brattebø,
  • Terry M. Phillips,
  • Rune Gjeldnes,
  • Paul T. Bartone,
  • Hans-Olav Neteland Monsen and
  • Julian F. Thayer

23 May 2021

Future deep space astronauts must maintain adequate nutrition despite highly stressful, isolated, confined and dangerous environments. The present case-study investigated appetite regulating hormones, nutrition status, and physical and emotional stre...

  • Article
  • Open Access
16 Citations
2,863 Views
22 Pages

Study of Marine Particles Using Submersible Digital Holographic Camera during the Arctic Expedition

  • Victor Dyomin,
  • Igor Semiletov,
  • Denis Chernykh,
  • Elena Chertoprud,
  • Alexandra Davydova,
  • Nikolay Kirillov,
  • Olga Konovalova,
  • Alexey Olshukov,
  • Aleksandr Osadchiev and
  • Igor Polovtsev

7 November 2022

The paper presents the results of in situ studies of marine particles of different nature using a submersible digital holographic camera (DHC) during the Arctic expedition. It also describes the features, performance specifications, and possibilities...

  • Article
  • Open Access
5 Citations
1,707 Views
16 Pages

14 October 2023

As the coefficients of the Ångström–Prescott model is site-dependent, the sparsity of radiation stations in regions like the Tibetan Plateau (TP) presents challenges for model calibration. Due to the unique climate and the clean air...

  • Article
  • Open Access
1 Citations
4,185 Views
22 Pages

8 December 2023

The review of historical archives that allow us to know the observations and experiences of those who recorded scarcely explored territories in the past, especially in the context of European colonization of vast areas of the world in the seventeenth...

  • Article
  • Open Access
4 Citations
3,510 Views
16 Pages

Blood Metabolite Profiling of Antarctic Expedition Members: An 1H NMR Spectroscopy-Based Study

  • Laura Del Coco,
  • Marco Greco,
  • Alessandra Inguscio,
  • Anas Munir,
  • Antonio Danieli,
  • Luca Cossa,
  • Debora Musarò,
  • Maria Rosaria Coscia,
  • Francesco Paolo Fanizzi and
  • Michele Maffia

Serum samples from eight participants during the XV winter-over at Concordia base (Antarctic expedition) collected at defined time points, including predeparture, constituted the key substrates for a specific metabolomics study. To ascertain acute ch...

  • Article
  • Open Access
2 Citations
2,466 Views
16 Pages

25 November 2022

In 1912, a Swiss expedition led by meteorologist Alfred de Quervain crossed the Greenland ice sheet on a route from Disko Bay to Tasiilaq. Based on that, in 2002, a series of geodetic expeditions carried out by W. Korth and later by T. Hitziger began...

  • Article
  • Open Access
20 Citations
6,433 Views
14 Pages

20 May 2015

Methanesulphonic acid (MSA, mainly derived from marine biogenic emissions) has been frequently used to estimate the marine biogenic contribution. However, there are few reports on MSA over the Arctic Ocean, especially the central Arctic Ocean. Here,...

  • Case Report
  • Open Access
3 Citations
5,190 Views
7 Pages

Night-Time Heart Rate Variability during an Expedition to Mt Everest: A Case Report

  • Konstantinos Mantzios,
  • Aggelos Pappas,
  • Georgios-Ioannis Tsianos and
  • Andreas D. Flouris

20 February 2023

Mt Everest has been gaining popularity from casual hiking athletes, climbers, and ultra-endurance marathon runners. However, living and sleeping at altitude increases the risk of injury and illness. This is because travel to high altitudes adversely...

  • Article
  • Open Access
8 Citations
3,237 Views
21 Pages

Detailed descriptions of theory, structure, and activities with causal links to specified outcomes of wilderness programs are lacking. Addressing this gap, the present qualitative study gives a thorough description of the development of the Wildernes...

  • Article
  • Open Access
20 Citations
6,906 Views
15 Pages

5 May 2014

From July to September 2012, during the fifth Chinese National Arctic Research Expedition (CHINARE), the concentrations of black carbon (BC) aerosols inside the marine boundary layer were measured by an in situ aethalometer. BC concentrations ranged...

  • Article
  • Open Access
53 Citations
36,539 Views
20 Pages

New Catastrophic Gas Blowout and Giant Crater on the Yamal Peninsula in 2020: Results of the Expedition and Data Processing

  • Vasily Bogoyavlensky,
  • Igor Bogoyavlensky,
  • Roman Nikonov,
  • Tatiana Kargina,
  • Evgeny Chuvilin,
  • Boris Bukhanov and
  • Andrey Umnikov

This article describes the results of an Arctic expedition studying the new giant gas blowout crater in the north of Western Siberia, in the central part of the Yamal Peninsula in 2020. It was named C17 in the geoinformation system “Arctic and the Wo...

  • Article
  • Open Access
10 Citations
3,439 Views
16 Pages

1 December 2022

Epidote group minerals are one of the three most abundant kinds of heavy minerals in orogenic sediments, the other two being amphibole and garnet. They resist diagenesis better than amphibole and resist weathering in soils better than garnet. Their c...

  • Article
  • Open Access
11 Citations
4,257 Views
20 Pages

Genetic and Structural Diversity of Prokaryotic Ice-Binding Proteins from the Central Arctic Ocean

  • Johanna C. Winder,
  • William Boulton,
  • Asaf Salamov,
  • Sarah Lena Eggers,
  • Katja Metfies,
  • Vincent Moulton and
  • Thomas Mock

30 January 2023

Ice-binding proteins (IBPs) are a group of ecologically and biotechnologically relevant enzymes produced by psychrophilic organisms. Although putative IBPs containing the domain of unknown function (DUF) 3494 have been identified in many taxa of pola...

  • Article
  • Open Access
19 Citations
6,882 Views
12 Pages

5 November 2013

Bioaerosol can act as nuclei and thus may play an important role in climate change. During the Fourth Chinese National Arctic Research Expedition (CHINARE 2010) from July to September 2010, the concentrations and size distributions of airborne fungi,...

  • Article
  • Open Access
3 Citations
2,473 Views
17 Pages

Understanding the impact of long-term physiological and environmental stress on the human microbiota and metabolome may be important for the success of space flight. This work is logistically difficult and has a limited number of available participan...

  • Article
  • Open Access
484 Views
18 Pages

Too Early to Tell? Balancing Diagnostic Accuracy of Newborn Screening for Propionic Acidemia Versus a Timely Referral

  • Nils W. F. Meijer,
  • Hidde H. Huidekoper,
  • Klaas Koop,
  • Sabine A. Fuchs,
  • M. Rebecca Heiner Fokkema,
  • Charlotte M. A. Lubout,
  • Andrea B. Haijer-Schreuder,
  • Wouter F. Visser,
  • Rendelien K. Verschoof-Puite and
  • Monique G. M. de Sain-van der Velden
  • + 3 authors

In the Netherlands, the newborn screening (NBS) program includes screening for propionic aciduria (PA) and methylmalonic aciduria (MMA). When initial screening reveals elevated C3 concentrations or abnormal ratios (C3/C2, C3/C16), a second-tier test...

  • Article
  • Open Access
12 Citations
4,276 Views
15 Pages

Occurrence of Volatile and Semi-Volatile Organic Pollutants in the Russian Arctic Atmosphere: The International Siberian Shelf Study Expedition (ISSS-2020)

  • Dmitry S. Kosyakov,
  • Irina S. Shavrina,
  • Nikolay V. Ul’yanovskii,
  • Dmitry E. Lakhmanov and
  • Albert T. Lebedev

14 June 2021

Environmental issues in the Arctic region are of primary importance due to the fragility of the Arctic ecosystem. Mainly persistent organic compounds are monitored in the region by nine stationary laboratories. Information on the volatile (VOC) and s...

  • Commentary
  • Open Access
12 Citations
2,840 Views
4 Pages

The price of cancer drugs has skyrocketed, yet it is not clear whether their value is commensurate with their price. More cancer drugs are approved under expedited review, which considers less rigorous clinical evidence, yet only 20% of them show an...

  • Article
  • Open Access
1,888 Views
30 Pages

25 December 2023

Currently, many researchers are interested in investigating the electric field in the fair-weather electric environment, along with its diurnal and seasonal variations across all regions of the world. However, a similar study in the southern part of...

  • Proceeding Paper
  • Open Access
1 Citations
1,893 Views
7 Pages

The Argentinian 2012 Summer Antarctic Expedition took place in the austral summer of 2012. One of its goals was the study of the benthic communities, considering the biodiversity and the distribution of the species around the Antarctic Peninsula and...

  • Article
  • Open Access
4 Citations
2,014 Views
12 Pages

The Tuaheni Landslide Complex, located on the upper slope of the northern Hikurangi Margin in New Zealand, is a unique place to research on slow slip creep-like deformation and seabed failure, as well as their possible relationship with the presence...

  • Article
  • Open Access
27 Citations
5,853 Views
23 Pages

27 September 2016

This study investigates the geomechanical, hydraulic and thermal characteristics of natural sandy sediments collected during the Ulleung Basin gas hydrate expedition 2, East Sea, offshore Korea. The studied sediment formation is considered as a poten...

  • Article
  • Open Access
46 Citations
11,463 Views
23 Pages

Resolving Fine-Scale Surface Features on Polar Sea Ice: A First Assessment of UAS Photogrammetry Without Ground Control

  • Teng Li,
  • Baogang Zhang,
  • Xiao Cheng,
  • Matthew J. Westoby,
  • Zhenhong Li,
  • Chi Ma,
  • Fengming Hui,
  • Mohammed Shokr,
  • Yan Liu and
  • Xinqing Li
  • + 2 authors

1 April 2019

Mapping landfast sea ice at a fine spatial scale is not only meaningful for geophysical study, but is also of benefit for providing information about human activities upon it. The combination of unmanned aerial systems (UAS) with structure from motio...

  • Article
  • Open Access
16 Citations
6,134 Views
25 Pages

New Record of Dust Input and Provenance During Glacial Periods in Western Australia Shelf (IODP Expedition 356, Site U1461) from the Middle to Late Pleistocene

  • Margot Courtillat,
  • Maximilian Hallenberger,
  • Maria-Angela Bassetti,
  • Dominique Aubert,
  • Catherine Jeandel,
  • Lars Reuning,
  • Chelsea Korpanty,
  • Pierre Moissette,
  • Stéphanie Mounic and
  • Mariem Saavedra-Pellitero

20 November 2020

International Ocean Discovery Program (IODP) Expedition 356 Site U1461 represents one of the few records from the North West Australian shelf that provides information about aridity fluctuations in Australia during the Quaternary. A combination of ch...

  • Review
  • Open Access
40 Citations
10,477 Views
25 Pages

Expedition into Exosome Biology: A Perspective of Progress from Discovery to Therapeutic Development

  • Arif Tasleem Jan,
  • Safikur Rahman,
  • Raied Badierah,
  • Eun Ju Lee,
  • Ehab H. Mattar,
  • Elrashdy M. Redwan and
  • Inho Choi

8 March 2021

Exosomes are membrane-enclosed distinct cellular entities of endocytic origin that shuttle proteins and RNA molecules intercellularly for communication purposes. Their surface is embossed by a huge variety of proteins, some of which are used as diagn...

  • Article
  • Open Access
1 Citations
2,494 Views
20 Pages

20 June 2023

This study highlights hyperspectral infrared observations from the Marine-Atmospheric Emitted Radiance Interferometer (M-AERI) collected as part of the Department of Energy (DOE) Atmospheric Radiation Measurement (ARM) Mobile Facility (AMF) deploymen...

  • Article
  • Open Access
5 Citations
3,886 Views
27 Pages

Mollusc-Derived Brominated Indoles for the Selective Inhibition of Cyclooxygenase: A Computational Expedition

  • Md. Mominur Rahman,
  • Md. Junaid,
  • S. M. Zahid Hosen,
  • Mohammad Mostafa,
  • Lei Liu and
  • Kirsten Benkendorff

29 October 2021

Inflammation plays an important role in different chronic diseases. Brominated indoles derived from the Australian marine mollusk Dicathais orbita (D. orbita) are of interest for their anti-inflammatory properties. This study evaluates the binding me...

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