Search results

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)...

Late-glacial European summer temperature reconstruction

The dataset provides a compilation of quantitative European summer temperature reconstructions for the late-glacial periods of the Bølling-Allerød...

Northern Hemisphere extra-tropics 2,000-year decadal temperature reconstruction

Multi-proxy temperature reconstruction for the extra-tropical Northern Hemisphere (90–30°N) during the last two millennia based on 30 palaeotemperature...

Methane bubble fluxes from subarctic lakes on the Stordalen Mire, Abisko, Northern Sweden

This dataset provides measurements of the bubble flux of methane (CH₄), a strong climate forcing trace gas, to the atmosphere from three subarctic lakes...

Methane concentrations from subarctic lakes on the Stordalen Mire, Abisko, Northern Sweden

This dataset provides concentration measurements of dissolved methane (CH₄), a strong climate forcing trace gas, in the water column of three subarctic lakes...

Methane diffusive fluxes from subarctic lakes on the Stordalen Mire, Abisko, Northern Sweden

This dataset provides measurements of the diffusive flux of methane (CH₄), a strong climate forcing trace gas, to the atmosphere from three subarctic lakes...

Water temperatures from the arctic-alpine Lake Tarfala (Darfáljávri), Northern Sweden, 2019 – 2020 and 2021 – 2022

This dataset provides measurements of water temperature recorded in the glacier-proximal arctic-alpine Lake Tarfala in the Kebnekaise Mountains, Northern...

Clay-varve data for 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,...

Grain size and paleomagnetic data of sediment cores from Lake Lucerne, Switzerland

The dataset contains grain-size and natural remanent magnetization data from sediment cores obtained from Lake Lucerne, Switzerland. The sediment cores were...

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...

Multi-proxy record from Lake Pa Kho of Late Holocene climatic and environmental changes in northern Thailand

Lithostratigraphy, radiocarbon dates, age model, geochemistry, biogenic silica, major elements, biomarkers of a peat sequence from Lake Pa Kho in northern...

Multi-proxy sediment record from Lake Pa Kho reconstructing MIS-3 climatic and environmental changes in northern Thailand

The sediments from Lake Pa Kho in northern Thailand constitute a unique climatic archive since they allow recording climate and environmental changes between...

Organic geochemical data including leaf wax hydrogen isotopes from Sokli, Northern Finland

The dataset contains bulk geochemical data (TOC, TN, bulk δ¹³C and δ¹⁵N), leaf wax concentrations and their hydrogen isotope composition, from the...

Paleoenvironmental data from Lake Chilau, southern Mozambique, inferring savanna and lake level dynamics in the last 7700 years

This data set contains proxy data from a paleoenvironment reconstruction study covering the last 7700 years in southern Mozambique, derived from fossil...

Temperature and hydrological data for the last 18,000 years from Lake Nong Thale Prong, Southern Thailand

Data from a sediment core from Nong Thale Prong, Southern Thailand, including radiocarbon data, plant macrofossil and charcoal data, bulk geochemistry, leaf...

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 terrigenous biomarkers for the marine sediment core SWERUS-L2-31-PC1

This dataset contains biochemical data analyzed in the sediment core SWERUS-L2-31-PC1, an archive spanning over the past 27,000 years recovered from the...

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...

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...

Sources and accumulation rates of terrestrial carbon in circum-Arctic shelf sediments

This dataset contains terrestrial organic carbon (terrOC) mass accumulation rates in surface sediments of the seven circum-Arctic shelf seas, observational...

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...

The Circum-Arctic Sediment Carbon Database — CASCADE

The Circum-Arctic Sediment CArbon DatabasE (CASCADE) was established to curate data on concentrations of organic carbon (OC) and total nitrogen (TN), OC...

The Circum-Arctic Sediment Carbon Database — Gridded carbon, nitrogen and isotope data in surface sediments of the Arctic Ocean

This dataset is part of the Circum-Arctic Sediment Carbon Database (CASCADE) and contains gridded data of organic carbon (OC), total nitrogen (TN) and OC...

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 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...

Siliceous microfossil data (diatoms) from the western Gotland Basin, Baltic Sea, covering the last 1200 years

This dataset consists of siliceous microfossil counts (mainly diatoms) and concentration (absolute abundance), from a 233 cm long splice sediment record (core...

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 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 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...

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...

Selected model output from numerical simulations of future climate warming-induced seafloor methane escape

This dataset contains selected model output for numerical simulations of future climate warming-induced seafloor methane escape from dissociating marine gas...

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...

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...

Carbonate content, carbon and oxygen stable isotopes of bulk sediment from the eastern equatorial Pacific

The data consist of carbonate content and carbon and oxygen stable isotope composition of bulk sediment samples deposited since the late Miocene (~7 Ma) at the...

Eocene-Oligocene age planktonic and benthic foraminifera oxygen and carbon stable isotopes from the NKK-1 borehole, central Java

This data set involves geochemical paleoceanographic proxy records from a borehole drilled in the Nanggulan region of central Java, Indonesia, and includes...

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....

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)...

Paleoceanographic sediment 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...

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...

Sediment core data for the Heinrich 0 event 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...

Sub-bottom profiling data from Herald Canyon, Chukchi Sea

Sub-bottom profiling data from Herald Canyon, Arctic Ocean, acquired using the Kongsberg SBP 120 (2–7 kHz; 3° × 3°) chirp sonar installed in icebreaker...

Paleomagnetic and optically stimulated luminescence data from Fraser Island and the Cooloola Sand Mass, Queensland, Australia

This dataset includes chronological data collected from the Fraser Island and Cooloola Sand Mass dunefields between 2015 and 2019. The purpose of the...

Fennoscandian hydroclimate proxies for the last 2000 years

This is a collection of Fennoscandian proxy data based on multi-proxy sedimentary records expected to reflect the moisture and drought conditions on millennial...

Geochemical, molecular, biogenic and pyrogenic content in a 175 cm long wetland sediment sequence, Free State, South Africa

This dataset contains geochemical, molecular, biogenic, and pyrogenic results derived from analysis of a 175 cm long wetland sequence from Marais Geluk...

Peat properties and geochemistry of a 5000 year old peat sequence from Store Mosse Dune South, southern Sweden

This dataset includes peat properties as well as elemental data and standardized absorbance values of spectra collected in the mid infrared (wavenumber...

Deglacial varve chronology for Skåne-Småland, Sweden

Varve thickness data from legacy and newly-acquired annually-laminated sediment archives in varve years on the local Skåne-Småland timescale, along with the...

Legacy varve sediment data from the Kalmar-Högsby area, southeast Sweden

This dataset summarises legacy varve records for 22 sites from the area between 56.8°⁠ – ⁠57.1° N, 16.1°⁠ – ⁠16.5° E, on Sweden's east...

Multiproxy geochemical and pollen data from a Late Glacial sedimentary sequence, high Drakensberg, Lesotho

We present a multi-proxy geochemical dataset as well as pollen and age model data for a sedimentary sequence from a well-stratified infill occupying a lower...

Stratigraphy and geochemistry of the Fosen Tephra and the Vedde Ash at three sites on the Fosen peninsula, central Norway

This dataset contains results from extractions of distal tephra (far-travelled volcanic ash) and from major-element geochemistry analyses of what was...

Carbon use efficiency from organisms to ecosystems

Numerous definitions of carbon use and carbon storage efficiency (CUE and CSE, respectively) have been proposed to characterize how much of the carbon entering...

Compilation of local vegetation and July temperature reconstructions for southern Scandinavia 15,000 to 11,000 years ago

The dataset provides a compilation of published and unpublished plant micro- and macrofossils from 15 sites across Denmark and southern Sweden. The...

Definition of climate indicator plant species and their common minimum July temperature limits

This dataset provides a list of 62 different climate indicator plant species together with their minimum July temperature requirements. For each plant...

Jämtland tree-ring chronology, Sweden, sample depth and RCS index data

Sample depth and regional curve standardization (RCS) index data based on tree-ring width (TRW) measurements in a tree-ring chronology from Scots pines (Pinus...