Search results

119 datasets found

Atmosphere

Aerosols

Aerosol and droplet size distributions and concentrations measured during the Arctic Ocean 2018 expedition

Aerosol and droplet size distributions and concentrations were measured by a Forward Scattering Spectrometer Probe (model FSSP-100). The FSSP was installed on...

Aerosol chemical composition during the Arctic Ocean 2018 expedition

This data set provides the bulk aerosol chemical composition measured with a high-resolution Aerosol Mass Spectrometer (HR-AMS) during the Arctic Ocean 2018...

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)...

Aerosol particle number size distribution data collected during the Arctic Ocean 2018 marine aerosol reference tank experiments

This dataset includes measurements of aerosol particle number size distribution from the marine aerosol reference tank (MART) experiments conducted during the...

Aerosol particle type fractions from the Arctic Ocean 2018 marine aerosol reference tank experiments

This dataset includes the number fractions of aerosol particles assigned to three particle types from the marine aerosol reference tank (MART) experiments...

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 condensation nuclei (CCN) concentration during the Arctic Ocean 2018 expedition

Measurements of cloud condensation nuclei concentrations in the whole-air sampling inlet (WAI) and the cloud residuals inlet (CVI), using two Cloud...

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 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...

Distribution of organics in aerosol particles from the Arctic Ocean 2018 marine aerosol reference tank experiments

This dataset includes a summary of the organic compounds (detected using Raman microspectroscopy) in sea spray aerosol particles. The sea spray aerosol...

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...

Frequent new particle formation over the high Arctic pack ice by enhanced iodine emissions, ancillary data

This dataset contains a collection of ancillary data that were used for the publication Frequent new particle formation over the high Arctic pack ice by...

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...

Representative Raman spectra of aerosol particles from the Arctic Ocean 2018 marine aerosol reference tank experiments

This dataset includes Raman spectra of the three representative particle types identified in sea spray aerosol particles generated during the marine aerosol...

Sea salt aerosol elemental mole ratios from the Arctic Ocean 2018 marine aerosol reference tank experiments

This dataset includes the mean and 95% confidence intervals for the mole ratios C/Na, Cl/Na, S/Na, N/Na, Mg/Na, Ca/Na measured from individual submicron and...

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...

Submicron aerosol methanesulfonate, iodide, iodate and sulfate data from the Arctic Ocean 2018 expedition

This dataset contains concentrations (micrograms per meter cubed of air) of anions detected in submicron aerosols collected onboard icebreaker Oden during the...

Ultrafine aerosol composition measured in summertime during the Arctic Ocean 2018 expedition

These results are chemical composition of Aitken mode (~20-70 nm) particles collected near the North Pole during August – ⁠September 2018, using in...

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...

Circulation

Air parcel trajectories for the expedition ARTofMELT, Arctic Ocean, 2023 — raw data

10-day backward and forward air parcel trajectories were calculated along the ship track of the Swedish icebreaker Oden during the ARTofMELT (Atmospheric...

Backward trajectories along the ship track using the LAGRANTO model, for the expedition ARTofMELT, Arctic Ocean, 2023

7-day backward trajectories from along the ship track of the Swedish icebreaker Oden during the ARTofMELT (Atmospheric Rivers and the Onset of Arctic Melt)...

Backward trajectories within a circle around the ship using the LAGRANTO model, for the expedition ARTofMELT, Arctic Ocean, 2023

7-day backward trajectories from within a circle around the ship track of the Swedish icebreaker Oden during the ARTofMELT (Atmospheric Rivers and the Onset of...

Forward trajectories along the ship track using the LAGRANTO model, for the expedition ARTofMELT, Arctic Ocean, 2023

7-day forward trajectories from along the ship track of the Swedish icebreaker Oden during the ARTofMELT (Atmospheric Rivers and the Onset of Arctic Melt)...

Forward trajectories within a circle around the ship using the LAGRANTO model, for the expedition ARTofMELT, Arctic Ocean, 2023

7-day forward trajectories from within a circle around the ship track of the Swedish icebreaker Oden during the ARTofMELT (Atmospheric Rivers and the Onset of...

Trajectories of air origin for the Arctic Ocean 2018 expedition using the LAGRANTO model

Backward trajectories from along the ship track, with Swedish icebreaker Oden during the Arctic Ocean 2018 expedition in the central Arctic Ocean, August and...

Weather observations

Cloud base heights and atmospheric backscatter observations from expedition ARTofMELT, Arctic Ocean, 2023

Cloud base heights and atmospheric backscatter data are obtained from a lidar ceilometer instrument deployed on the 7th top deck of the Swedish icebreaker Oden...

Cloud base heights and atmospheric backscatter observations from expedition ARTofMELT, Arctic Ocean, 2023 — raw data

Cloud base heights and atmospheric backscatter data are obtained from a lidar ceilometer instrument deployed on the 7th top deck of the Swedish icebreaker Oden...

Integrated column water vapor and liquid water paths from expedition ARTofMELT, Arctic Ocean, 2023

Estimates of vertically integrated water-vapor and liquid-water paths are obtained from measurements with a HATPRO5 passive microwave radiometer deployed on...

Integrated column water vapor and liquid water paths from expedition ARTofMELT, Arctic Ocean, 2023 — raw data

Estimates of vertically integrated water-vapor and liquid-water paths are obtained from measurements with a HATPRO5 passive microwave radiometer deployed on...

Meteorological observations from Sherard Osborn Fjord, Northern Greenland, measured onboard icebreaker Oden, August 2019

This data set consists of air temperature, wind speed, wind direction, sea surface temperature, and precipitation recordings taken once per minute from the...

Radiosonde profiles from expedition ARTofMELT, Arctic Ocean, 2023

Atmospheric profile measurements of temperature, humidity, pressure and wind speed are obtained from radiosonde weather balloons, launched from the Swedish...

Radiosonde profiles from expedition ARTofMELT, Arctic Ocean, 2023 — raw data

Atmospheric profile measurements of temperature, humidity, pressure and wind speed are obtained from radiosonde weather balloons, launched from the Swedish...

Temperature and humidity profiles from microwave radiometer during expedition ARTofMELT, Arctic Ocean, 2023

Profiles of temperature and humidity are obtained from an RPG HATPRO5 microwave radiometer deployed on the roof of a container on the 4th deck of Oden during...

Temperature and humidity profiles from microwave radiometer during expedition ARTofMELT, Arctic Ocean, 2023 — raw data

Profiles of temperature and humidity are obtained from an RPG HATPRO5 microwave radiometer deployed on the roof of a container on the 4th deck of Oden during...

Tethered balloon measurements from the Arctic Ocean 2018 expedition

In-situ boundary-layer meteorological observations were made from the ice floe using sensors hanging under a tethered balloon which was quasi-continuously...

Visibility, precipitation and present weather observations from expedition ARTofMELT, Arctic Ocean, 2023

Horisontal visibility, precipitation rate and air temperature data are obtained from a Present Weather observation station deployed on the 7th top deck of the...

Visibility, precipitation and present weather observations from expedition ARTofMELT, Arctic Ocean, 2023 — raw data

Horisontal visibility, precipitation rate and air temperature data are obtained from a Present Weather observation station deployed on the 7th top deck of the...

Weather data from MISU weather station during Ryder 2019 and Northwest passage 2019 expeditions

Measurements of near-surface wind speed and direction, temperature, relative humidity, air pressure, shortwave and longwave downwelling radiation, surface...

Weather data from MISU weather station during the Arctic Ocean 2018 expedition

Measurements of near-surface wind speed and direction, temperature, relative humidity, air pressure, shortwave and longwave downwelling radiation, and surface...

Wind, temperature, relative humidity, surface temperature and radiation from expedition ARTofMELT, Arctic Ocean, 2023

A weather station was deployed on the 7th top deck of the Swedish icebreaker Oden during the ARTofMELT (Atmospheric Rivers and the Onset of Arctic Melt)...

Wind, temperature, relative humidity, surface temperature and radiation from expedition ARTofMELT, Arctic Ocean, 2023 — raw data

A weather station was deployed on the 7th top deck of the Swedish icebreaker Oden during the ARTofMELT (Atmospheric Rivers and the Onset of Arctic Melt)...

Marine

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 ASCOS, Arctic Ocean, 2008

The ASCOS (Arctic Summer Cloud Ocean Study) expedition was carried out during summer 2008 in high-latitude areas in the Arctic Ocean. With the Swedish...

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 III, Lomonosov Ridge, Arctic Ocean, 2012

The LOMROG III (Lomonosov Ridge off Greenland) expedition was carried out during summer 2012 in the central Arctic Ocean, around the North Pole and along the...

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, 2012

The OATRC (Oden Arctic Technology Research Cruise) 2012 expedition was carried out during summer 2012 in the Fram Strait in the Arctic Ocean. With the...

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 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 Amundsen...

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...

Oden data repository

Collection of data acquired at the Swedish icebreaker Oden during 19 expeditions held between 2007 and 2021, of which 16 went to the Arctic Ocean and 3 to the...

Marine chemistry

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)...

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...

Surface water data collected for the Arctic Ocean 2018 marine aerosol reference tank experiments

This dataset includes measurements of water temperature, salinity, chlorophyll a, dissolved organic carbon (DOC), dissolved organic nitrogen (DON), particulate...

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...

Foraminiferal data, XRF counts and age model options of sediment core AO16-8GC from the Alpha Ridge, Arctic Ocean

The dataset contains foraminiferal data (relative abundance of species), X-ray fluorescence (XRF) counts (Mn, Zr , and Mn/Zr ratio), and two age model options...

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...

Late Holocene paleomagnetic secular variation records of sediment cores SWERUS-L2-2-PC1 and SWERUS-L2-4-PC1 from the Chukchi Sea

Geomagnetic field directions (inclination and declination) are reconstructed for two sediment cores for the past 4200 years. The sediment cores were collected...

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...

Sea-ice biomarkers and total organic carbon from sediment of Holocene age collected in the southern Lincoln Sea in 2019

This dataset includes sea-ice related biomarkers and the amount of total organic carbon from 15 surface sediment samples and two gravity cores collected during...

 

Map

Search

Keywords

Atmospheric Science 16S DNA 18S DNA ACAS AGAVE expedition AO16 expedition AO18 AO18 expedition AO2016 AO2018 APi-TOF ARTofMELT ARTofMELT 2023 expedition ASCOS ASCOS 2008 expedition Acoustic broadband data Aerosol Aerosol Science Aerosol absorption Aerosol chemical composition Aerosol chemical properties Aerosol chemistry Aerosol composition Aerosol physical properties Aerosol science Aerosol size distribution Aerosol vertical profiling Aerosol-Cloud-Interaction Aerosol-Cloud-Interaction 2018 Aerosols Aethalometer Age model Air parcel trajectories Air-sea exchange Air-sea interaction Arctic Arctic Ocean Arctic Ocean 2016 Arctic Ocean 2018 Arctic boundary layer Arctic carbon Arctic clouds Atmosphere Atmospheric Chemistry Atmospheric Physics Atmospheric Science Atmospheric boundary layer Atmospheric chemistry Atmospheric gas phase data Atmospheric profiles Atmospheric profiling Atmospheric science Atmospheric stability Backscatter profiles Bathymetry Biogeochemistry Biology Biomarker Biomarkers Biostratigraphy Black carbon Bulk density CCN CCNC CCSEM-EDX CPC3776 CTD Calving Carbon dioxide Carbon remobilization Carbonate system Central Arctic Ocean Central arctic ocean Cesium-137 activity Chemical ionization mass spectrometry Chemistry Chirp Chukchi Sea Cloud Cloud and fog biology and chemistry Cloud base height Cloud droplet residuals Cloud fraction Cloud liquid water Cloud radar Cloud residuals Cloudnet Clouds Clouds Aerosol Science Coarse mode particles Communities Condensation sink Core logging data Deglaciation Dissolved ammonium Dissolved iron Dissolved phosphate Dissolved silica Double-diffusion Droplets EAGER expedition East Siberian Arctic Sea East Siberian Sea Ecosystem Eddy covariance Electron microscopy FIGAERO-CIMS Fine aerosol Fish Fjord Fog Food web Foraminifera GCVI Gas phase Geophysics Glaciers Glaciology Greenhouse gas Greenland High Arctic High Artic Holocene Humidity Hydrography Ice-covered Ice-floe drift station Ice-nucleating particles Icebreaker Oden Inorganic and organic composition Iodic acid Ion induced nucleation Ions Isotopes Isotopologues Itrax XRF LAGRANTO LOMROG II expedition LOMROG III expedition LOMROG expedition Langrangian study Laptev Sea Lidar Lidar backscatter Lincoln Sea Longwave radiation MOCCHA Marine Marine Geology Marine aerosol reference tank Marine geology Marine microbial community Marine sediment Marine sediments Mercury concentration Meteorology Methane Methanesulfonic acid Microbiology Microbiology-Ocean-Cloud Coupling in the High Arctic Microbiology-Ocean-Cloud-Coupling in the High Arctic Micrometeorology Microphysics Microwave profiling Multibeam Multibeam; NAIS NEGC expedition Nanoparticles Neutral cluster and air ion spectrometer New particle formation Nitrate North Pole Northern Greenland Northwest Passage Nutrients OATRC 2012 expedition OATRC 2013 expedition OSL dating OSO 2007/08 expedition OSO 2009/10 expedition OSO 2010/11 expedition Ocean biology Ocean biology and chemistry Ocean chemistry Ocean turbulence Oceanography Organic carbon Organic compound Ozone Palaeomagnetic secular variation Paleoceanography Particle size distribution Particle type number fraction Past carbon cycling Pelagic Permafrost carbon Phosphate Phytoplankton community Phytoplankton pigments Pollution record Porewater Precipitable water Precipitation Present weather Quaternary Radiation Radiocarbon Radiosoundings Raman Raman microspectroscopy Relative humidity Remote sensing Remote sensing of clouds and fogs Ryder 2019 expedition Ryder Glacier SAS 2021 expedition SAT 2008 and 2009 expeditions SMPS SWERUS-C3 SWERUS-C3 expedition Scanning mobility particle sizer Sea ice Sea salt aerosol Sea spray aerosol Seafloor morphology Sediment Sediment cores Sediment geochemistry Sediment physical properties Seismoacoustic Ship log and weather station Shortwave radiation Siberian shelf Simrad EK80 Southern Ocean Squid Stratigraphy Sub-bottom profiling Sulfur biogeochemistry Sulfuric acid Summer Surface fluxes Surface temperature Surface water Swerus-C3 Sympagic TDCIMS Temperature Tethered sonde profiles Thermohaline staircases Trace gas Trajectories Tropospheric chemistry Turbulence UCPC Ultrafine aerosol Ultrafine condensation particle counter Ultrafine particles Underway Visibility Water vapor Weather observations Weather station Wind Wind direction Wind speed XRF Zooplankton