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Atmosphere

Observations

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...

ASCOS — Arctic Summer Cloud Ocean Study

The Arctic Summer Cloud Ocean Study (ASCOS) was a scientific expedition to the high Arctic in summer 2008, during the International Polar Year (IPY), which was...

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 backscatter, cloud base height and cloud fraction data from the Arctic Ocean 2016 expedition

Measurements of cloud base height, cloud fraction and backscatter profiles from the ceilometer operating on icebreaker Oden’s 7th deck during the Arctic...

Ceilometer backscatter, cloud base height and cloud fraction data from the Arctic Ocean 2018 expedition

Measurements of cloud base height, cloud fraction and backscatter profiles from the ceilometer operating on Oden’s 7th deck during the Arctic Ocean 2018...

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...

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...

ERA-Interim reanalysis data interpolated to Icebreaker Oden’s position during the high-Arctic ASCOS expedition 2008

A subset of reanalysis data, interpolated to the Icebreaker Oden's position during the ASCOS expedition. ERA-Interim data is a reanalysis effort from the ECMWF...

Marine-Atmospheric Emitted Radiance Interferometer from the high-Arctic ASCOS expedition 2008

During the ASCOS expedition the temperatures of the cloud-base, ambient air, and surface were very accurately measured using the Marine-Atmospheric Emitted...

Micrometeorological data from an ice-floe adjacent to an open lead during the Arctic Ocean 2018 expedition

Fast response (20Hz) measurements of the 3-dimensional wind vector, temperature and humidity, derived micrometeorological variables, and mean meteorological...

Micrometeorological data from an ice-floe site during the high-Arctic ASCOS expedition 2008

Micrometeorological observations were collected from two masts on an ice floe a few hundred meters from the Icebreaker Oden during ice drift of the ASCOS...

Micrometeorological data from icebreaker Oden’s foremast during the Arctic Ocean 2016 expedition

Fast response (20Hz) measurements of the 3-dimensional wind vector, temperature and humidity, derived micrometeorological variables, and mean meteorological...

Micrometeorological data from icebreaker Oden’s foremast during the Arctic Ocean 2018 expedition

Fast response (20Hz) measurements of the 3-dimensional wind vector, temperature and humidity, derived micrometeorological variables, and mean meteorological...

Micrometeorological data from icebreaker Oden’s foremast during the SWERUS-C3 Arctic Ocean expedition in 2014

Fast response (20Hz) measurements of the 3-dimensional wind vector, temperature and humidity, derived micrometeorological variables, and mean meteorological...

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...

Navigation, meteorological and surface seawater data from the Arctic Ocean 2016 expedition

Measurements from icebreaker Oden’s navigation, meteorological and surface seawater systems during the Arctic Ocean 2016 expedition to the High Arctic. Wind,...

Navigation, meteorological and surface seawater data from the Arctic Ocean 2018 expedition

Measurements from icebreaker Oden’s navigation, meteorological and surface seawater systems during the Arctic Ocean 2018 expedition (also referred to as...

Navigation, meteorological and surface seawater data from the SWERUS-C3 Arctic Ocean expedition in 2014

Measurements from icebreaker Oden’s navigation, meteorological and surface seawater systems during the SWERUS-C3 expedition to the Russian Arctic Ocean....

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...

Ozone soundings from the high-Arctic ASCOS expedition 2008

Profiles of ozone concentration were measured by a Vaisala add-on ozone sonde, for a few of the radiosoundings launched from the helipad of the Icebreaker Oden.

Present weather sensor visibility and precipitation data from the Arctic Ocean 2016 expedition

Measurements of visibility, precipitation type and intensity, and the corresponding WMO (World Meteorological Organization) weather codes, from the present...

Radioactivity soundings from the high-Arctic ASCOS expedition 2008

Profiles of radioactivity were measured by a Vaisala add-on radioactivity sonde for a few of the radiosoundings, measuring Geiger–Müller tube count rates...

Radiometer data from the high-Arctic ASCOS expedition 2008

High resolution (in time and space) vertical profiles of temperature were obtained from a 60GHz scanning microwave radiometer. The radiometer measures the...

Radiosoundings from the high-Arctic ASCOS expedition 2008

Radiosoundings were launched every six hours (00, 06, 12 & 18UTC), and additionally before each helicopter flight (if not at one of the normal times), using...

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...

SODAR wind profile data from the high-Arctic ASCOS expedition 2008

Wind profile data was obtained by sound detection and ranging (SODAR) which transmit audible sound pulses at several wave lengths. Using the Doppler shift of...

Tethersonde mean meteorology from the high-Arctic ASCOS expedition 2008

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

Ultraviolet radiation data from the high-Arctic ASCOS expedition 2008

Incoming and outgoing ultraviolet radiation was measured by a semi-portable sensor with a NILU-UV multiband filter-radiometer. This was sometime located at the...

Visibility and present weather observations from the high-Arctic ASCOS expedition 2008

Visibility data was collected using a Vaisala visibility sensor based on forward scattered laser light deployed on the aft starboard side on the 7th deck of...

Weather and navigation data from the high-Arctic ASCOS expedition 2008

The Icebreaker Oden's weather station was mostly located on the 7th deck about 27 m above sea level, on top of the bridge. Sensors were distributed over the...

Weather data from the MISU weather station during the Arctic Ocean 2016 expedition

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

Weather data from the MISU weather station during the SWERUS-C3 Arctic Ocean expedition in 2014

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

Weather data from WeatherPak station from the high-Arctic ASCOS expedition 2008

The WeatherPak station is an integrated unit mounted approximately mid-ship on the forward railing on the Icebreaker Oden's 7th deck about 27 m above sea...

Wind profiler consensus data from the high-Arctic ASCOS expedition 2008

Wind profiler consensus data was obtained using a Doppler radar wind profilers transmitting at 449MHz. Using the Doppler shift of the return signals and...

Wind profiler moment data from the high-Arctic ASCOS expedition 2008

Wind profiler moment data was obtained using a Doppler radar wind profilers transmitting at 449MHz. Using the Doppler shift of the return signals and algebra,...

Lacustrine

Sediment cores

Clay-varve chronology and deglaciation during the Younger Dryas and Preboreal in the Middle Swedish Ice Marginal Zone

A clay-varve chronology which covers the later part of the Younger Dryas stadial has been established in the easternmost part of the Middle Swedish Ice...

Clay-varve data sets for southeastern Sweden

Glacial varve thickness diagrams for Blekinge, Småland, Östergötland och Västergötland.

Geochemistry XRF core scanning data of gyttja sediments from an Eemian Paleolake at Sokli, Northern Finland

Eemian paleolake gyttja sediments from Sokli in northern Finland were scanned with an ITRAX XRF Core Scanner. Data was acquired for Si, S, K, Ca, Ti, Mn, Fe,...

Holocene multi-proxy and multi-core data set for Lake Kumphawapi in northern Thailand

Lithostratigraphy, radiocarbon dates, magnetic susceptibility, geochemistry, biomarkers, diatom counts and percentages, biogenic silica, grain size, major...

Lateglacial and early Holocene environmental changes from Lake Medvedevskoye, Russia

Lithostratigraphy, mineral magnetics, radiocarbon dates, diatom counts, pollen counts, percentages and concentrations for the lacustrine sediment sequence of...

Lateglacial and early Holocene multi-core and multi-proxy data set for the ancient lake at Hässeldala Port, southern Sweden

Complete multi-proxy data set for cores #1 to cores #6 from Hässeldala Port, southern Sweden (63 m a.s.l.) including: Lithostratigraphy, geochemistry, tephra,...

Lateglacial and early Holocene multi-proxy data set for the ancient lake at Atteköpsmosse, southern Sweden

Lithostratigraphy, tephra, geochemistry, biomarkers, hydrogen isotopes, radiocarbon dates, age model, chironomid counts and percentages, pollen counts and...

Lateglacial and early Holocene paleoenvironmental change data from Lake Pastorskoye, Russia

Lithostratigraphy, radiocarbon dates, pollen counts, percentages and concentrations for the lacustrine sediment sequence of Lake Pastorskoye, Karelian Isthmus,...

Lateglacial and early Holocene paleoenvironmental changes from ancient Lake Steregoiu, Romania

Lithostratigraphy, mineral magnetic measurements, loss-on-ignition and radiocarbon dates for the lacustrine sediment sequence of the ancient Lake Steregoiu in...

Lateglacial and Holocene paleoenvironmental change data from ancient Lake Preluca Tiganului, Romania

Lithostratigraphy, mineral magnetic measurements, loss-on-ignition, and radiocarbon dates for the lacustrine sediment sequence of the ancient Lake Preluca...

Lateglacial and Holocene paleoenvironmental change data from Lake Chashnitsy, Russia

Lithostratigraphy, mineral magnetic measurements, bulk sediment carbon, nitrogen and sulfur, together with radiocarbon dates for the lacustrine sediment...

Lateglacial and Holocene paleoenvironmental change data from Lake Nero, Russia

Lithostratigraphy, mineral magnetic measurements, bulk sediment carbon, nitrogen and sulfur, together with radiocarbon dates for the lacustrine sediment...

Lateglacial and Holocene paleoenvironmental change data from Lake Pichozero, Russia

Lithostratigraphy, mineral magnetic measurements, geochemistry, grain size, pollen, together with radiocarbon dates for the lacustrine sediment and peat bog...

Lateglacial and Holocene paleoenvironmental change data from Lake Tambichozero, Russia

Lithostratigraphy, mineral magnetic measurements, organic carbon, grain size, pollen, together with radiocarbon dates for the lacustrine sediment and peat bog...

Lateglacial and Holocene paleoenvironmental change data from Lake Zaozer'e, Russia

Lithostratigraphy, mineral magnetic measurements, bulk sediment carbon, nitrogen and sulfur, together with radiocarbon dates for the lacustrine sediment...

Multi-proxy dataset from Les Échets, France

¹⁴C dates, OSL dates, mineral magnetic, grain size, geochemistry, pollen and diatom data for the lacustrine sediment sequence of Les Échets in France...

Marine

Arctic carbon

Atmospheric methane and carbon dioxide and surface water methane during SWERUS-C3

Atmospheric observations of CH₄, CO₂, and dissolved CH₄ in surface waters, during leg 1 of the SWERUS-C3 project in the Arctic Ocean in July and August...

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...

Bulk organic carbon and biomarker data for the marine sediment core SWERUS-L2-4-PC1, Chukchi Sea, Arctic Ocean

This dataset was created to reconstruct the historical remobilization of permafrost carbon from the Beringian landmass to the Chukchi Sea. We analyzed carbon...

Bulk organic carbon, isotopes and mineral surface area for surface sediments across the Laptev and East Siberian Sea

This dataset was compiled to quantify degradation of terrigenous organic carbon in surface sediments across the Laptev and East Siberian Sea. It includes raw...

Centennial-scale sediment records of organic matter supply and degradation status from the East Siberian Sea

Bulk properties (organic carbon content, nitrogen content, mineral surface area, stable and radiocarbon isotopes), as well as biomarker concentrations (lignin...

Cross-shelf transport time and degradation rates for terrestrial organic matter in the Laptev Sea

This dataset contains compound-specific radiocarbon dates for long-chain fatty acids (specific terrestrial biomarkers) along a 600-km transect from the Lena...

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...

Lithology and thermal data from subsea permafrost drillcores of the SE Laptev Sea

Lithology and thermal data from four drill cores used in a study that documents current rates and mechanisms of subsea permafrost degradation in the East...

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...

Sediment cores

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...

Bulk sediment records from ODP Site 851, eastern equatorial Pacific Ocean

The data comprise coarse fraction concentrations, carbonate content and carbon and oxygen stable isotopes (δ¹³C and δ¹⁸O) of deep-sea sediment samples...

Data from IODP Site U1338 and DSDP Site 573

Data comprise bulk and fine fraction C and O stable isotopes, carbonate content, coarse fraction content, age and depths of samples from IODP Site U1338 and...

Heinrich 0 on the east Canadian Margin

Data series of Ca/Sr, CaCO₃, TOC, Calcite, Dolomite, Grayscale, and selected biomarkers from sediment core AI07–14G from Placentia Bay, Newfoundland. The...

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...

Paleoceanographic proxy data sets from the Eocene-Oligocene boundary interval of ODP Site 1218, eastern Equatorial Pacific

Paleoceanographic proxy records from Ocean Drilling Program Site 1218 in the eastern equatorial Pacific (EEP): (1) stable isotope (δ¹⁸O and δ¹³C)...

Sediment cores for the LOMROG expedition 2007

Icebreaker Oden's trackline during the Lomonosov Ridge off Greenland (LOMROG) exedition 2007.

Sediment cores from the Ymer 80 expedition

Sediment cores retrieved during the Ymer 80 expedition with Swedish icebreaker Ymer. All the cores are strored at Stockholm University

The 3.6 ka Aniakchak tephra in marine sediments from the Chukchi Sea, Arctic Ocean

The eruption of the Alaskan Aniakchak volcano of 3.6 thousand years ago was one of the largest Holocene eruptions worldwide. The resulting ash is found in...

 

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AO2018 14C dates AAE ACAS ACSE AERONET-Ocean Color (OC) AO16 AO18 AO2016 AO2018 ASCOS Acoustic Aerosols Age model Air pollution Air-sea interaction Amino acid racemization Approximation Arctic Arctic Ocean Arctic Ocean 2016 Arctic Ocean 2018 Arctic boundary layer Arctic clouds Arctic gateways Arctic shelf seas Arctic shelves Arctic strait Atlantic meridional overturning circulation Backscatter profile Baltic Sea Bathymetry Benthic Foraminifera Benthic foraminifera Bering Strait Biogenic aerosols Biomarkers Biostratigraphy Brown Carbon Bubble Bulk carbonate Bulk marine sediment CDOM CTD Carbon Carbon and Oxygen isotopes Carbon and oxygen isotopes Carbon cycle Carbon cycling Carbon dioxide Carbon dioxide reconstructions Carbon isotope Carbon system Carbonaceous aerosols Chirp Chronology Chukchi Sea Climate Climate change feedback Climate model Climate model simulation Climate modelling Climate proxy data Climate sensitivity Cloud fraction Cloud fractions Cloud-base height Cloud-base heights Clouds Coastal erosion Coccolithophores Compound-specific radiocarbon Concentrations DOC De Long Trough Deep sea Deep water Deglaciation Degradation Degradation rates Detrital carbonate Diatom stratigraphy Diatoms Dissolved organic carbon Drought Early Holocene East Siberia East Siberia permafrost East Siberian Margin East Siberian Sea Eastern Equatorial Pacific Eastern equatorial Pacific Echo sounder Eddy covariance Eemian Eocene Eocene-Oligocene Transition Equatorial Pacific Finland Foraminifera Gas transfer Geochemistry Glacier-proximal Grain size Greenhouse Greenhouse gas Greenland Gyre index Gyttja HMW plant-wax lipids Heinrich 0 Herald Canyon High Arctic Higher order models Holocene Hydroclimate Hydrogen isotopes Hydrography Hässeldala IBCAO IBCSO ISSS-08 Ice sheet modeling Ice shelves Ice streams Iron oxides Isotopes Kara Sea Karelia Karelian Isthmus Kongsfjorden Labrador Sea Lake Lake Chashnitsy Lake Kumphawapi Lake Medvedevskoye Lake Nero Lake Pastorskoye Lake Pichozero Lake Tambichozero Lake Vänern Lake Zaozer'e Lake sediments Laptev Sea Late Miocene-early Pliocene Lateglacial Les Echets Light absorption Lignin Lithostratigraphy LoTUS Lomonosov Ridge Longwave radiation spectra Loss-on-ignition MAC365 MIS 5e MIS2 MIS3 Macro remains Mapping Marine Marine Heat Flow Marine chemistry Marine geology Mass absorption Mass absorption cross-section​ Mercury Meridional overturning circulation Meteorological model data Meteorology Methane Methylmercury Mg/Ca Micrometeorological data Midwater Mineral magnetics Model-data comparison Morphology Multi-core Multi-proxy Multi-proxy data set Multibeam bathymetry Newfoundland Nitrogen North Atlantic Northern Hemisphere Northern Thailand Nutrients OSL dates Ocean Ocean acidification Ocean circulation Oceanography Oden Oligocene Optical properties Organic carbon Oxygen Oxygen concentration Palaeoceanography Palaeoclimate Paleo-monsoon Paleoceanography Paleoclimate Paleoclimate reconstruction Paleoenvironment Palgrunden Past carbon cycling Peat bog Percentages Permafrost Petermann Glacier Placentia Bay Planktic foraminifera Planktonic foraminifera Pleistocene Pollen Pollen counts Pollen stratigraphy Position and speed Precipitation Precipitation intensity Precipitation type Preluca Tiganului Pressure Productivity Pålgrunden Quaternary geochronology Radiance measurement Radiation Radiocarbon Radiocarbon dates Radiosoundings Remote sensing Reservoir age Romania Russia SWERUS-C3 Salinity Sea ice Seafloor Seafloor mapping Seafloor morphometry Seawater temperature Sediment properties Sediment size fractions Sediment transport Sedimentology Sediments Seismoacoustic Sequestration Shallow ice Ship log Ship navigation Simrad EK80 Single beam Sokli South Asia Southern Quark Southern Sweden Spatial reconstructions Stable isotopes Steregoiu Stratigraphy Sub-Arctic Sub-bottom profiling Subsea permafrost Subsurface ocean temperature Sulfur Sun-photometer Surface water Svalbard Sweden Tempelfjorden Temperature Temperature reconstruction Tephra Tethered sonde profiles Timeseries Transport Turbidity Turborotalita quinqueloba Turbulent fluxes Ultraviolet radiation Vertical profiles Visibility Volume transport connectivity Water column Weather Weather station Weather stations Wind profilers X-ray diffraction XRF core scanning pH reconstruction ¹⁴C dates Åland Sea Ångström exponent