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148 datasets found

Atmosphere

Aerosols

Aerosol particle number size distribution data collected during the Arctic Ocean 2018 expedition

Aerosol particle number size distributions in the size range 10⁠ – 921 nm were measured with a custom built differential mobility particle sizer (DMPS)...

Arctic cloud and aerosol measurements from Zeppelin Observatory, Svalbard, November 2015 to February 2018

The dataset includes cloud, aerosol and meteorological data from Zeppelin Observatory, Svalbard, for the period 27 November 2015 to 4 February 2018. This...

Chemical composition of semi-volatile aerosol collected during the Arctic Ocean 2018 expedition

This data set contains molecular-level chemical composition of the semi-volatile fraction (evaporating at ≤ 200 °C) of aerosol particles collected onto...

Cloud droplet residual and aerosol measurements from the Arctic Ocean 2018 expedition

The dataset includes cloud droplet residual and whole-air aerosol particle number size distributions from the Arctic Ocean 2018 expedition, for a selected set...

Cloud water samples obtained in summertime during the Arctic Ocean 2018 expedition

This dataset contains results from analyses of chemical composition for elevated clouds in the pristine high Arctic, obtained with a miniaturised cloud water...

Coarse-mode particle number size distribution data collected during the Arctic Ocean 2018 expedition

Aerosol particle number size distributions in the size range 0.15⁠ – ⁠10 micrometre were measured with a white-light aerosol spectrometer (WELAS)...

Concentration of bioaerosols and ice nucleating particles at Zeppelin Observatory, Svalbard, 2017 – 2020

Using a single-particle online optical instrument we measured the coarse particle concentration (optical diameter bigger than 0.8 µm) at the Zeppelin...

Concentration of particles larger than 2.5 nm collected during the Arctic Ocean 2018 expedition

The concentration of particles larger than 2.5 nm was measured with an ultrafine condensation particle counter (UCPC). The concentration was corrected for...

Data from a modelling study on the importance of Aitken mode particles for cloud sustenance in the high Arctic

This dataset presents the model output from two large-eddy simulation models. The model simulations were performed with the aim to investigate the importance...

Equivalent black carbon concentration measured during the Arctic Ocean 2018 expedition

Equivalent black carbon (eBC) concentration was measured using a multi-angle absorption photometer (MAAP, Thermo Scientific Inc., Model 5012, Germany)....

Equivalent black carbon concentration measured with an aethalometer AE33 during the Arctic Ocean 2018 expedition

Equivalent black carbon (eBC) mass concentration was measured with a commercial aethalometer (model AE33, Magee Scientific, Berkeley, USA). Measurements were...

Fluorescent primary biological aerosol particle concentrations in low-level Arctic cloud residuals in Svalbard 2019 – 2021

Using an optical single-particle instrument we measured the particle concentration of coarse-mode aerosol (optical diameters larger than 0.8 µm) within cloud...

Ice-nucleating particle measurements collected during the Arctic Ocean 2018 marine aerosol reference tank experiments

Size segregated samples were collected from the marine aerosol reference tank (MART) headspace using a cascade impactor for offline analysis of their...

Mask to identify polluted periods during the Arctic Ocean 2018 expedition

Aerosol and trace gas measurements are strongly affected by the ship exhaust and other human activities (e.g., helicopter flights). Therefore, it is important...

Size distribution of aerosol particles between 2.5 and 920 nm measured during the Arctic Ocean 2018 expedition

The aerosol size distribution was obtained combining measurements from a neutral and air ion spectrometer (NAIS) with a differential mobility particle sizer...

Size distribution of interstitial and total particles between 18 and 660 nm collected during the Arctic Ocean 2018 expedition

The aerosol size distribution was measured with a custom made scanning mobility particle sizer (SMPS), range 18⁠ – ⁠660 nm. Aerosols are important...

Size distribution of neutral and charged particles smaller than 42 nm collected during the Arctic Ocean 2018 expedition

The size distribution of neutral and charged particles was measured using a neutral cluster and air ion spectrometer (NAIS) instrument. The concentration was...

Ultrafine particle concentration measured during the Arctic Ocean 2018 expedition

The ultrafine particle (UFP) concentration is the concentration of particles having a diameter between 2.5 and 15 nm, it is reported in terms of particle...

Vertical stratification of submicrometer aerosol particles measured during the high-Arctic ASCOS expedition 2008

The atmospheric thermodynamic structure and aerosol particle concentrations, in several size ranges, across a multitude of surface conditions over the Arctic...

Clouds

All-Sky cloud imager data from the high-Arctic ASCOS expedition 2008

An all-sky cloud imager consists of a polished half-spherical dome mirror with a camera on top looking down. The camera takes images of the dome, which...

Ceilometer backscatter and cloud base height measurements from the high-Arctic ASCOS expedition 2008

The height to the lowest cloud base, or to more than one cloud base in the case when the lowest cloud layer does not cover the whole sky, was measured by three...

Ceilometer measurements, FMI, from the high-Arctic ASCOS expedition 2008

The height to the lowest cloud base, or to more than one cloud base in the case when the lowest cloud layer does not cover the whole sky, was measured by three...

Cloudnet remote sensing retrievals of cloud properties during the Arctic Ocean 2018 expedition

This dataset consists of a range of output products from the Cloudnet algorithm. Cloudnet combines cloud radar, ceilometer, microwave radiometer, and...

Cloudnet remote sensing retrievals of cloud properties from the SWERUS-C3 Arctic Ocean expedition in 2014

This dataset consists of a range of output products from the Cloudnet algorithm. Cloudnet combines cloud radar, ceilometer, microwave radiometer, and...

Data from a modelling study of a two-layer boundary-layer cloud system from the Arctic Ocean 2018 expedition

This dataset presents the model output from the large-eddy simulation (LES) model. The LES was employed to simulate a two-layer boundary-layer cloud structure...

Dual-channel microwave radiometer measurements from the high-Arctic ASCOS expedition 2008

Vertically integrated water vapor (PWV) and cloud liquid water (LWP) was measured using a microwave radiometer, simultaneously observing the microwave...

Meteorological observations during the SWERUS-C3 Arctic Ocean expedition 2014 and colocated regional climate model output

Observations of the atmospheric thermodynamic structure, wind profiles and surface energy budget components from the Eastern Arctic Ocean in July through early...

Millimeter cloud radar Doppler moments measurements from the high-Arctic ASCOS expedition 2008

Cloud information data was collected using a ship-based vertically pointing millimeter cloud radar (MMCR), which is a Doppler radar at the Ka-band,...

Multi-sensor cloud microphysics product from the high-Arctic ASCOS expedition 2008

This data set includes retrievals of cloud type, characteristic particle size, and condensed water content for both liquid and ice hydrometeors. These...

Oden ceilometer cloud data from the high-Arctic ASCOS expedition 2008

The height to the lowest cloud base, or to more than one cloud base in the case when the lowest cloud layer does not cover the whole sky, was measured by three...

S-band radar data from the high-Arctic ASCOS expedition 2008

Cloud and precipitation information data was collected using a ship-based vertically pointing Doppler radar at the S-band, adapted to primarily measure...

Lacustrine

Marine

Arctic carbon

Biomarker and bulk organic carbon data for surface sediments across the Laptev Sea

This dataset was compiled for a study that aims to assess the fate of terrestrial organic carbon in the Arctic marine environment by exploring how it changes...

Dissolved organic carbon (DOC) concentrations and its optical properties in the Laptev and East Siberian Seas 2003–2011

This dataset was compiled for a study that aims to assess spatial and interannual distributions of chromophoric dissolved organic matter in the Laptev and East...

Isotope data (Δ¹⁴C, δ¹³C and δD) for dissolved methane at the Outer Eurasian Arctic Shelf

Isotope data for dissolved methane determined in samples collected from vertical and bottom-water horizontal casts in the outer Laptev Sea. The data was...

Organic carbon data from the Eurasian Arctic Shelf

Percentage of permafrost organic carbon resequestered by iron oxides in the Eurasian Arctic Shelf. Overall, the 15 ± 5% in the Laptev Sea and 6.4 ± 5% in...

Seawater Carbonate System, Ocean Acidification and Related Parameters in the East Siberian Arctic Shelf Seas

This dataset builds on an order of magnitude more observations than reports to date on Ocean Acidification (OA) in the Arctic Ocean; and, for the first time in...

The Circum-Arctic Sediment Carbon Database — Carbon, nitrogen and isotopes in sediment cores of the Arctic Ocean

This dataset is part of the Circum-Arctic Sediment Carbon Database (CASCADE) and contains data for sediment cores across the Arctic Ocean, which are divided...

The Circum-Arctic Sediment Carbon Database — Carbon, nitrogen, isotopes and biomarkers in surface sediments of the Arctic Ocean

This dataset is part of the Circum-Arctic Sediment Carbon Database (CASCADE) and contains carbon data of surface sediments across the Arctic Ocean. Surface...

Bathymetry

High-resolution bathymetry data from expedition AGAVE, Arctic Ocean, 2007

Multibeam bathymetry from areas in the central Artic Ocean with a main focus on the Gakkel Ridge. High-resolution bathymetry data are commonly used to...

High-resolution bathymetry data from expedition ASCOS, Arctic Ocean, 2008

Multibeam bathymetry from areas in the central Arctic Ocean, starting and ending in Longyearbyen, Svalbard. High-resolution bathymetry data are commonly...

High-resolution bathymetry data from expedition EAGER, Arctic Ocean, 2011

Multibeam bathymetry from areas in Arctic Ocean waters off Northeast Greenland. High-resolution bathymetry data are commonly used to study, for example,...

High-resolution bathymetry data from expedition LOMROG III, Lomonosov Ridge, Arctic Ocean, 2012

Multibeam bathymetry from areas in the central Arctic Ocean, around the North Pole and along the Lomonosov Ridge towards Northern Greenland. High-resolution...

High-resolution bathymetry data from expedition LOMROG II, Lomonosov Ridge, Arctic Ocean, 2009

Multibeam bathymetry from areas in Arctic Ocean waters around the North Pole and off North Greenland, partly above the Lomonosov Ridge. High-resolution...

High-resolution bathymetry data from expedition LOMROG, Lomonosov Ridge, Arctic Ocean, 2007

Multibeam bathymetry from areas in the central Arctic Ocean over sections of the southern Lomonosov Ridge off Northern Greenland, the Morris Jesup Rise and...

High-resolution bathymetry data from expedition NEGC, Arctic Ocean, 2008

Multibeam bathymetry from areas in Arctic Ocean waters off North Greenland. High-resolution bathymetry data are commonly used to study, for example, general...

High-resolution bathymetry data from expedition OATRC, Arctic Ocean, 2012

Multibeam bathymetry from areas in the Fram Strait in the Arctic Ocean. High-resolution bathymetry data are commonly used to study, for example, general...

High-resolution bathymetry data from expedition OATRC, Arctic Ocean, 2013

Multibeam bathymetry from areas in the Arctic Ocean waters northeast of Greenland. High-resolution bathymetry data are commonly used to study, for example,...

High-resolution bathymetry data from expedition OSO, Southern Ocean, 2007–2008

Multibeam bathymetry from areas in Southern Ocean waters off west Antarctica. High-resolution bathymetry data are commonly used to study, for example,...

High-resolution bathymetry data from expedition OSO, Southern Ocean, 2010

Multibeam bathymetry from areas in Southern Ocean waters off West Antarctica. High-resolution bathymetry data are commonly used to study, for example,...

High-resolution bathymetry data from expedition OSO, Southern Ocean, 2010–2011

Multibeam bathymetry from areas in Southern Ocean waters off West Antarctica. High-resolution bathymetry data are is commonly used to study, for example,...

High-resolution bathymetry data from expedition SAS, Arctic Ocean, 2021

Multibeam bathymetry from the central Arctic Ocean, including parts of Amundsen Basin, Nansen Basin, the North Pole, Lomonosov Ridge, Morris Jesup Rise and the...

High-resolution bathymetry data from expedition SWERUS-C3 Leg 2, Arctic Ocean, 2014

Multibeam bathymetry from areas in the East Siberian Arctic Ocean and adjacent deep waters off the continental shelf. More specifically, mapped areas include...

High-resolution bathymetry data from Sea acceptance test, Arctic Ocean, 2008 and 2009

Multibeam bathymetry from areas in Arctic Ocean waters off Northwest Svalbard. High-resolution bathymetry data are commonly used to study, for example,...

High-resolution bathymetry data from the Arctic Ocean 2016 expedition

Multibeam bathymetry from areas in the Arctic Ocean, mainly in the Amundsen Basin and in areas around the underwater mountain ranges Lomonosov Ridge and Alpha...

High-resolution bathymetry data from the Arctic Ocean 2018 expedition

Multibeam bathymetry from areas in the central Arctic Ocean, starting and ending in Tromsø, Norway. High-resolution bathymetry data are commonly used to...

High-resolution bathymetry from expedition Petermann, Northwest Greenland, 2015

Multibeam bathymetry from seafloor off northwestern sector of the Greenland Ice Sheet, where Petermann Glacier drains into Nares Strait. The data reveal...

High-resolution bathymetry from the Ryder 2019 expedition to Northwest Greenland

Multibeam bathymetry from coastal waters along Northwestern Greenland, from Thule in the south to Sherard Osborn Fjord in the north. More specifically, mapped...

Expedition

Data from expedition AGAVE, Arctic Ocean, 2007

The AGAVE (Arctic Gakkel Vents) expedition was carried out during summer 2007 in the central Artic Ocean with a main focus on mapping and sampling the Gakkel...

Data from expedition Arctic Ocean, 2016

The Arctic Ocean 2016 expedition was carried out during summer 2016 in the Arctic Ocean, mainly in the Amundsen Basin and in areas around the underwater...

Data from expedition Arctic Ocean, 2018

The Arctic Ocean 2018 expedition was carried out during summer 2018 in the central Arctic Ocean. With the Swedish icebreaker Oden serving as the research...

Data from expedition EAGER, Arctic Ocean, 2011

The EAGER (East Greenland Ridge) expedition was carried out during summer 2011 in Arctic Ocean waters off Northeast Greenland. With the Swedish icebreaker...

Data from expedition LOMROG II, Lomonosov Ridge, Arctic Ocean, 2009

The LOMROG II (Lomonosov Ridge off Greenland) expedition was carried out during summer 2009 in Arctic Ocean waters around the North Pole and off North...

Data from expedition LOMROG, Lomonosov Ridge, Arctic Ocean, 2007

The LOMROG (Lomonosov Ridge off Greenland) 2007 expedition was carried out during summer of 2007. The expedition worked in the central Arctic Ocean over...

Data from expedition NEGC, Arctic Ocean, 2008

The NEGC (North East Greenland Coring) expedition was carried out during summer 2008 in Arctic Ocean waters off North Greenland. With the Swedish icebreaker...

Data from expedition OATRC, Arctic Ocean, 2013

The OATRC (Oden Arctic Technology Research Cruise) 2013 expedition was carried out during summer 2013 in Arctic Ocean waters northeast of Greenland. With...

Data from expedition OSO, Southern Ocean, 2007⁠ – ⁠2008

The Oden Southern Ocean (OSO) 2007/08 expedition was carried out during austral summer 2007/08 in Southern Ocean waters off West Antarctica. With the...

Data from expedition OSO, Southern Ocean, 2010

The OSO (Oden Southern Ocean) 2009/10 expedition was carried out during austral summer 2009/10 in Southern Ocean waters off West Antarctica. With the...

Data from expedition OSO, Southern Ocean, 2010⁠ – ⁠2011

The OSO (Oden Southern Ocean) 2010/11 expedition was carried out during austral summer 2010/11 in Southern Ocean waters off West Antarctica. With the...

Data from expedition Petermann, off North Greenland, 2015

The Petermann 2015 expedition was carried out during summer 2015 in the Nares Strait off Northwestern Greenland. The main target was the Petermann Fjord where...

Data from expedition Ryder, off North Greenland, 2019

The Ryder 2019 Expedition was carried out during summer 2019 in the Arctic Ocean off Northwest Greenland. The main target was Sherard Osborn Fjord where Ryder...

Data from expeditions SAT, Arctic Ocean, 2008 and 2009

The SAT (Sea Acceptance Test) expeditions were carried out during summers 2008 and 2009 in Arctic Ocean waters off Northwest Svalbard. The main goal of...

Data from expedition SWERUS-C3, Arctic Ocean, 2014

The SWERUS-C3 (Swedish – Russian – US Arctic Ocean Investigation of Climate-Cryosphere-Carbon Interactions) expedition was carried out during the summer of...

General metadata from expedition SAS, Arctic Ocean, 2021

The Synoptic Arctic Survey (SAS) 2021 expedition was carried out during summer 2021 in the Arctic Ocean, covering a large area including parts of the Amundsen...

Marine chemistry

Baltic Sea water column mercury profiles 2014–2016

Water column profiles of mercury (Hg) and methylmercury (MeHg). The dataset includes observations on Total Hg, Hgᴵᴵ, Hg⁰, MeHg and other chemical...

Chemical data of depth profiles of stations in international water collected during the SWERUS-C3 Arctic expedition

Depth profiles of data from water samples collected by a rosette-CTD system in international waters during the second leg of the expedition SWERUS-C3. Noted...

Dissolved nutrient concentrations from the Arctic Ocean 2018 expedition

Dissolved nutrient concentrations (nitrite, nitrate, ammonium, phosphate and silicate) of water samples collected via CTD (conductivity, temperature, depth)...

Nitrous oxide data collected in the Siberian Arctic Ocean in summer 2014 and autumn 2020

This dataset includes observational data related to nitrous oxide (N₂O) in the Kara, Laptev and East Siberian Sea, generated during the ISSS-2020 expedition...

Porewater nutrients from sediments collected during the SWERUS-C3 expedition 2014 on the East Siberian shelf and slope

This dataset contains the major nutrients ammonium, dissolved silica, dissolved inorganic phosphate collected from the porewaters of sediment from 16 stations...

Seawater carbonate chemistry from CTD bottle samples during the Ryder 2019 expedition

Depth profiles of seawater pH and total alkalinity (TA) from water samples collected during the Ryder 2019 Expedition from coastal waters along northwestern...

Seawater dimethyl sulfide and dimethylsulfoniopropionate data from the Arctic Ocean 2018 expedition

Discrete water-column dimethyl sulfide (DMS) and dimethylsulfoniopropionate (DMSP) measurements collected aboard icebreaker Oden during the Arctic Ocean 2018...

Underway measurements of seawater pH and total alkalinity from the Ryder 2019 expedition

Continuous, underway measurements of seawater pH and total alkalinity (TA) were collected from the surface seawater intake system on board the Swedish...

Sediment cores

Age model and physical properties of sediment from the Arctic Siberian margin, core SWERUS-L2-31PC

Age model and sedimentological data for a marine sediment core collected on the Lomonosov Ridge adjoining the East Siberian shelf, Arctic Ocean. The dataset...

Amino acid racemization data from the Yermak Plateau, Arctic Ocean, 0⁠ – 227 ka

The dataset contains data on the extent of racemization and concentration of amino acids in well-dated foraminifera samples (0⁠ – 227 ka) from the...

Geochemical XRF core scanning data of marine sediment cores from the Ryder 2019 expedition

Relative geochemical elemental abundances of marine sediment cores collected during the Ryder 2019 Expedition to northwestern Greenland and the Lincoln...

In-situ Temperature, Thermal Conductivity and Heat Flow of East Siberian Margin Sediments

Summary of published data used to calculate marine heat flow at sediment coring stations on SWERUS-C3-L2 in 2014. The data file includes A.) Summary table of...

Marine sediment core data from Chukchi Sea, Arctic Ocean, core SWERUS-L2-2-PC1

Data from sediment core SWERUS-L2-2-PC1. The core was collected during the SWERUS-C3 expedition with icebreaker Oden 2014. Core length: 8.2 m. Coring site:...

Marine sediment core data from Chukchi Sea, Arctic Ocean, core SWERUS-L2-4-PC1

Data from sediment core SWERUS-L2-4-PC1. The core was collected during the SWERUS-C3 expedition with icebreaker Oden 2014. Core length: 6.1 m. Coring site:...

Marine sediment core data from De Long Trough, Siberian margin and slope, Arctic Ocean

Sediment core data from four sites in the East Siberian Sea, Arctic Ocean. The cores were collected during the SWERUS-C3 expedition with icebreaker Oden 2014....

Marine sediment core data from the Lomonosov Ridge off Greenland, Arctic Ocean

Sedimentological data from six marine sediment cores collected from the Lomonosov Ridge, Arctic Ocean. The sediment cores were collected on two separate...

North Atlantic Eocene Oligocene foraminiferal stable isotope and Mg/Ca proxy data

Benthic and planktic foraminifera oxygen and carbon stable isotope measurements from four North Atlantic deep sea drill sites from the late Eocene to early...

Physical properties and age model of sediment core SWERUS-L2-29-GC1 from the Lomonosov Ridge, Arctic Ocean

The dataset contains physical properties, age model, selected palaeo- and rock magnetic data, and X-ray fluorescence (XRF) counts from a sediment core...

Physical properties of marine sediment cores from the Ryder 2019 expedition

Bulk Density and magnetic susceptibility measurements performed on 25 marine sediment cores collected during the Ryder 2019 Expedition to northwestern...

Physical properties of sediment cores AO16-9PC and AO16-10PC in the Arctic Ocean

This dataset includes data related to physical sediment properties (the bulk density and Mn/Zr ratios) of cores AO16-9PC and AO16-10PC, located in the Arctic...

Terrestrial

 

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Keywords

AO2018 Atmospheric Science ACAS ACSE AGAVE expedition AO16 AO16 expedition AO18 AO18 expedition AO2016 AO2018 APi-TOF ASCOS ASCOS 2008 expedition Acoustic broadband data Acoustic doppler profiler Active layer Aerosol Aerosol Science Aerosol absorption Aerosol chemical composition Aerosol chemical properties Aerosol physical properties Aerosol science Aerosol size distribution Aerosol vertical profiling Aerosol-Cloud-Interaction Aerosol-Cloud-Interaction 2018 Aerosols Aethalometer Age model Air-sea interaction Aitken mode particles Alpine Amino acid racemization Arctic Arctic Ocean Arctic Ocean 2016 Arctic Ocean 2018 Arctic boundary layer Arctic carbon Arctic clouds Arctic gateways Arctic greening Arctic warming Atlantic meridional overturning circulation Atmosphere Atmospheric Chemistry Atmospheric Physics Atmospheric Science Atmospheric chemistry Atmospheric gas phase data Atmospheric science Automatic bubble counter Automatic floating chamber Autonomous Baltic Sea Bathymetry Benthic foraminifera Bering Strait Bioaerosols Biogenic aerosols Biogeochemical cycles Biogeochemistry Biology Biomarker Biomarkers Biostratigraphy Black carbon Bottom water temperature Boundary layer Bubble Bulk density CASCADE CDOM CPC3776 CTD CTD data Calving front morphology Canada Carbon Carbon cycling Carbon dioxide Carbon system Carbonate system Central Arctic Ocean Central arctic ocean Chemical ionization mass spectrometry Chemistry Chronology Chukchi Sea Climate Climate change Climate modelling Climate proxy data Cloud Condensation Nuclei Cloud and fog biology and chemistry Cloud droplet residuals Cloud fractions Cloud radar Cloud residuals Cloud-base heights Cloudnet Clouds Clouds Aerosol Science Coarse mode particles Communities Concentration Condensation sink Conductivity Continental shelf Core logging data Cryostratification DOC De Long Trough Deep water Deltas Diffusion Dissolved ammonium Dissolved iron Dissolved organic carbon Dissolved oxygen Dissolved phosphate Dissolved silica Double-diffusion EAGER expedition EC-Earth East Siberia permafrost East Siberian Arctic Sea East Siberian Margin East Siberian Sea Ebullution Ecosystem Eddy covariance Elevation Eocene Eocene-Oligocene Transition FIGAERO-CIMS Fennoscandia Figaro CH₄ sensor Fish Fluorescence Flux Food web Foraminifera GCVI Gas phase Gas transfer Geophysics Glacial lake Glacial landforms Glacier Glacier-proximal Glaciers Glaciology Greenhouse gas Greenhouse gas flux Greenland Greenland fjord circulation HMW plant-wax lipids Herald Canyon High Arctic High resolution regional ocean modelling Holocene Hydraulic control Hydroclimate Hydrography ISSS-2020 Ice Nucleating Particles Ice nucleating particles Ice-covered Ice-floe drift station Ice-nucleating particles Ice-ocean modelling Ice-off Ice-on Icebreaker Oden Inorganic and organic composition Internet of things IoT Iodic acid Ion induced nucleation Ions Iron oxides Isotopes Isotopologues Itrax XRF Kara Sea Khibiny Kola Peninsula Kongsfjorden LADCP data LES LOMROG II expedition LOMROG III expedition LOMROG expedition Lacustrine Lake Lake Tarfala Lake ice Lake ice phenology Lake temperature Langrangian study Laptev Sea Large-eddy simulations Lidar Lignin Limnology Lithostratigraphy Litter decomposition LoTUS Lomonosov Ridge MART MOCCHA Mackenzie River Marine Marine Geology Marine Heat Flow Marine chemistry Marine sediment Marine sediments Mercury Meteorology Methane Methane isotopes Methanesulfonic acid Methylmercury Mg/Ca Microbiology Microbiology-Ocean-Cloud-Coupling in the High Arctic Micrometeorological data Micrometeorology Mid-Holocene Mine pollution Miocene Mixed-Phase Clouds Mixed-phase stratocumulus Monomictic Multi-proxy Multibeam Multibeam; NAIS NEGC expedition Neutral cluster and air ion spectrometer New particle formation Nitrate Nitrogen North Atlantic North Pole Northern circumpolar permafrost area Nutrients OATRC 2012 expedition OATRC 2013 expedition OSL dating OSO 2007/08 expedition OSO 2009/10 expedition OSO 2010/11 expedition Observations Ocean Ocean acidification Ocean biology Ocean biology and chemistry Ocean chemistry Ocean circulation Oceanography Oden Oligocene Optical properties Organic carbon Oxygen Oxygen concentration Ozone PAGES 2k Palaeoceanography Palaeoclimate Paleoceanography Particle size distribution Particulate organic carbon Peat Peatland Pelagic Permafrost Permafrost carbon Permafrost soils Permafrost thaw Phosphate Phytoplankton community Phytoplankton pigments Planktic foraminifera Planktonic foraminifera Pleistocene Pollution record Pond Porewater Position and speed Pressure PrimeSCale model Priming effect Pro-glacial Quaternary Quaternary geochronology Radiation Radiocarbon Radiosonde Radiosoundings Regional climate models Remote sensing Remote sensing of clouds and fogs Rhizosphere priming Root distribution Ryder 2019 expedition Ryder Glacier SAS 2021 expedition SAT 2008 and 2009 expeditions SMPS SWERUS-C3 SWERUS-C3 expedition Salinity Scanning mobility particle sizer Sea ice Sea surface temperature Sea-ice loss Seafloor morphology Seawater temperature Sediment Sediment cores Sediment geochemistry Sediment physical properties Sedimentology Sediments Senseair CO₂ sensor Sequestration Ship log Ship navigation Siberia Siberian shelf Silicon Simrad EK80 Size-segrated aerosol Soil Soil organic carbon Soil taxonomy Southern Ocean Squid Stable isotopes Stordalen Stratigraphy Stream water Sub-Arctic Sub-arctic Subarctic Subsurface ocean temperature Sulfur biogeochemistry Sulfur isotopes Sulfuric acid Summer Surface energy budget Surface water Svalbard Swerus-C3 Sympagic Systematic review TEX86 Tarfala Tempelfjorden Temperature Thematic mapping Thermohaline staircases Thermokarst Timeseries Trace gas Trajectories Tropospheric chemistry Turbidity Turborotalita quinqueloba Turbulence UCPC Uk'37 Ultrafine condensation particle counter Ultrafine particles Under-ice Underway Vegetation feedback Vertical mixing Water quality Water stable isotope ratio Water temperature Water temperatures Weather observations Weather station Weather stations Wind profilers XRF Yedoma Zeppelin Zooplankton