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Absorption coefficient for urban background air, Stockholm, December 2018

The dataset includes three parallel absorption coefficient measurements by two different types of instruments: one Multi-Angle Absorption Photometer (MAAP) and...

Air pollution status and sources of black carbon aerosols in Nairobi, Kenya

The dataset includes year-round concentration of PM2.5 fine particles and its constituents, together with radio-carbon (Δ¹⁴C) signatures of black carbon...

Black carbon concentrations and carbon isotope signatures for Delhi, 2011

The dataset includes concentrations, stable carbon isotope signatures (δ¹³C) and radiocarbon signatures of elemental carbon (EC — thermal-optical tracer...

Black carbon concentrations and carbon isotope signatures for three sites in China, January 2013

The dataset includes concentrations, stable carbon isotope signatures (δ¹³C) and radiocarbon signatures of elemental carbon (EC - thermal-optical tracer of...

Black carbon isotope signatures from Himalaya and Tibet

Carbon isotope signatures of Elemental Carbon (EC) from aerosols and snow pits collected in Himalaya and Tibet during 2013/2014.

Chemical composition of aerosol particles at Mt. Åreskutan, Sweden

The chemical composition of atmospheric particulate matter at Mt. Åreskutan, a mountaintop site in central Sweden, was analysed with a focus on its...

Clustered aerosol particle size distributions at Zeppelin Observatory, Svalbard, 2002⁠ – ⁠2010

The dataset is a composition of longterm aerosol observations from Zeppelin Observatory, Svalbard, available on the database EBAS and a cluster analysis of...

Concentration and carbon isotope data of elemental carbon aerosols, Abisko, Sweden, September 2011 to March 2013

Data of high-volume PM2.5 and TSP aerosol samples, measured in Abisko, northern Sweden. The data cover 18 months of consecutive sampling. Sampling duration is...

Concentration and carbon isotope data of elemental carbon aerosols, Svalbard, Jan–Mar 2009

Data of high-volume PM10 aerosol samples, during high pollution events, measured at the Zeppelin Observatory, Ny-Ålesund, Svalbard. Further, radiocarbon and...

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...

Dual carbon isotope (Δ¹⁴C and δ¹³C) data for Hisar and Manora Peak, northern India

Blank corrected radiocarbon and stable carbon isotope data for the TSP aerosols collected during a winter (Dec, 2004) land campaign at Hisar and Manora Peak,...

Equivalent black carbon concentration in- and outside low-level Arctic clouds at Zeppelin Observatory, Svalbard, 2015⁠ – ⁠2019

We have measured the concentration of black carbon concentrations in air and within particles that served as cloud nuclei for the course of four years, from...

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...

Fine aerosols concentrations at Rwanda Climate Observatory and source apportionment of black carbon aerosols, 2014 – 2016

The dataset contains bi-annual measurements of fine aerosols at the Rwanda climate Observatory, a mountaintop site and part of the Advanced Global Atmospheric...

Light absorbtion properties of Brown Carbon in the South Asian outflow in winter 2016

This dataset provides the mass-absorption cross section at 365 nm and the corresponding absorption Ångström exponent, stable carbon isotope signature of...

Observation (carbon isotopes) and model data for Arctic black carbon, Tiksi, Russia, April 2012 to March 2014

Data of high-volume total suspended particles (TSP) aerosol samples, measured in Tiksi, Northeast Siberia, Russia. The data cover ~24 months of consecutive...

Size-resolved absorption coefficient of ambient aerosol at Stockholm University, January to February 2019

The data describe the absorption coefficient of ambient aerosol at Stockholm University over a size range. Therefore a Multi-Angle Absorption Photometer (MAAP)...

Atmosphere-ocean carbon dioxide fluxes and gas transfer velocities during SWERUS-C3 Arctic expedition

Eddy covariance observations of atmosphere-ocean fluxes of CO₂; dissolved CO₂ in surface waters, and derived gas transfer velocities during the SWERUS-C3...

Atmospheric methane and carbon dioxide and surface water methane from the SWERUS-C3 Arctic Ocean expedition in 2014, leg 1

Atmospheric observations of CH₄ and CO₂ above the Eastern Arctic Ocean, and dissolved CH₄ in surface waters of the Eastern Arctic Ocean in July and...

Atmospheric methane and carbon dioxide from the SWERUS-C3 Arctic Ocean expedition in 2014, leg 2

Shipborne atmospheric measurements of methane (CH₄) and carbon dioxide (CO₂) from the Eastern Arctic Ocean in August and September 2014. This dataset...

Enhanced light-absorption of black carbon in rainwater compared with aerosols over the northern Indian Ocean

The dataset includes mass concentrations of black carbon, organic carbon, water-soluble organic carbon and water-soluble ions measured in aerosols and...

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 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 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...

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...

Accumulation rates, isotopic and molecular data of terrestrial carbon in sediments of the Laptev Sea continental margin

This dataset contains isotopic (¹³C and ¹⁴C) and molecular biomarker data (lignin phenols, n-alkanes, n-alkanoic acids) of organic carbon in surface...

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...

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...

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...

Concentrations of carbon, nitrogen, lignin and lipid biomarkers in subsea permafrost of the inner Laptev Sea

This dataset includes organic carbon and nitrogen content, ¹³C content of organic carbon, as well as concentrations of lignin phenols, n-alkanes, n-alkanoic...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

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...

Water chemistry and geospatial characteristics of different sub-catchments in the Mackenzie River basin, Canada

The dataset presents a water chemistry characterisation in 19 different locations across the Mackenzie River basin collected in June 2018 and repeated samples...

Sapwood biomass carbon in northern boreal and temperate forests

We have estimated the amount of carbon stored in the living tissue of tree stems (sapwood), based on satellite remote sensing observations during the year 2010...

Biogenic and geochemical data covering the last 1700 years from a peat and sediment core from Mpumalanga Province, South Africa

This data set contains proxy data from a paleoenvironment reconstruction study covering the last 1700 years conducted on a peat core from Lydenburg, Mpumalanga...

Chemical and mineral composition of peat and soils samples, Halland province, southwestern Sweden

This dataset contains chemical, mineral and isotopic concentration data of a radiocarbon dated peat sequence from Davidsmosse bog, in Halland province,...

Holocene plant macrofossil and geochemical data from permafrost peatlands in Finnmark, Norway

This dataset contains detailed information on plant macrofossils, bulk density, loss on ignition, carbon and nitrogen elemental and isotopic properties from...

Holocene plant macrofossil and geochemical data from permafrost peatlands in Tavvavuoma, Sweden

This dataset contains detailed information on plant macrofossils, bulk density, loss on ignition, and carbon and nitrogen content at six permafrost peatland...

Holocene plant macrofossil and geochemical data from permafrost peatlands in Tavvavuoma, Sweden, and Finnmark, Norway

This dataset contains detailed information on plant macrofossils, bulk density, loss on ignition, and carbon and nitrogen content at four permafrost peatland...

Maps of northern peatland extent, depth, carbon storage and nitrogen storage

This dataset contains GIS grids of peatland properties for the full northern hemisphere, north of 23° N. The files include peatland extent, permafrost extent,...

Maps of peatlands in the forested landscape of Sweden

This dataset contains binary raster maps showing presence-or-not of peatlands in the forested landscape of Sweden. Four different binary rasters are provided,...

Stable isotope data from Neoproterozoic carbonate rocks, Islay, Scotland

Oxygen and carbon isotope data from the Lossit Limestone and Bonahaven Dolomite Formations. These formations are below and above the Port Askaig Tillite...

A high spatial resolution soil carbon and nitrogen dataset for the northern permafrost region

This spatial dataset is quantifying soil organic carbon (SOC) and total nitrogen (TN) storage with their carbon to nitrogen ratio (C/N) in soils of the...

Carbon use efficiency along resource stoichiometry gradients

Carbon use efficiency (CUE, the ratio of carbon used for growth over carbon taken up) is an important regulator of the carbon cycle. This dataset presents a...

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...

Detailed pedon data on soil carbon and nitrogen for the northern permafrost region

Soils in the northern high latitudes are a key component in the global carbon cycle; the northern permafrost region covers 22% of the Northern Hemisphere and...

High resolution datasets of soil organic carbon and nitrogen stocks in Canadian lowland tundra

This dataset is a quantification soil organic carbon (SOC) and nitrogen (N) stocks for two study sites in Canadian lowland tundra at a spatial resolution of 2...

Particulate and mineral associated organic matter from ¹³C and ¹⁵N residue labelling studies from 2002 to 2024

The dataset is a collation of published data on residue, dissolved, particulate, and mineral associated organic matter (both carbon and nitrogen). Each data...

Soil organic carbon (SOC) storage in the Lena River Delta – pedon data

The Arctic Lena River Delta has been sampled with 50 soil pedons. These were classified according to the U.S.D.A. Soil Taxonomy and fall mostly into the...

Soil organic carbon (SOC) storage in the Lena River Delta – shapefile

The Arctic Lena River Delta has been sampled with 50 soil pedons. These were classified according to the U.S.D.A. Soil Taxonomy and fall mostly into the...

Soil properties along a cropland to grassland conversion chronosequence in northern Småland, Sweden, 2021

This dataset includes soil texture, bulk density, organic matter, total organic carbon, total nitrogen, phosphorus, potassium, magnesium, aluminium, and iron...

Soil properties in semi-natural forests and paddy fields along a soil age gradient in northern Piedmont, Italy, 2021

This dataset includes soil texture, bulk density, pH, and contents of organic carbon (bulk soil and density fractions), total nitrogen (bulk soil and density...

Terrestrial dissolved organic carbon in northern permafrost from 2000 – 2022

This dataset contains dissolved organic carbon (DOC) concentrations and ancillary biogeochemical and environmental data, collected from previously published...

The Northern Circumpolar Soil Carbon Database

Information and data from the Northern Circumpolar Soil Carbon Database (NCSCD), a spatial dataset created for the purpose of quantifying storage of organic...

Tree ring stable isotope data from Moreju River, Russia

Tree ring stable carbon and oxygen isotope annual resolution data in alpha-cellulose of Siberian Spruce (Picea abies spp obovata) collected from remote forest...