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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...

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...

Comparison of aerosol eddy covariance fluxes and chamber-simulated sea spray emissions from the Baltic Sea

The dataset comprises aerosol eddy covariance (EC) flux data measured on Östergarnsholm island in the Baltic Sea as well as data from ship-based laboratory...

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...

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...

Light absorbing aerosol along with air mass history measured at the Zeppelin observatory in Svalbard

The dataset includes a harmonised 22-year long time series (2002 – 2023) of light-absorbing aerosol atmospheric particles. In support of the harmonised...

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...

Temperature and energy transport for idealized NorESM slab-ocean simulations for modified mid-latitude SO₂ aerosol emissions

This dataset contains temperature and horizontal heat convergence output from four different climate modelling simulations using a slab-ocean setup for the...

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...

Volatility of aerosol particles from NO₃ oxidation of α-pinene, isoprene and β-caryophyllene

The Nitrate Aerosol and Volatility Experiment (NArVE) aimed to study the NO₃-induced secondary organic aerosol (SOA) formation and evolution from three...

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...

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...

Global weather forecast data with model EC-Earth — ensemble dataset for historical and future conditions

Weather forecast uncertainty climatologies for historical (1976–2005) and future RCP8.5 scenario (2071–2100) conditions are generated with the European...

Bronze Age climate in Europe simulated with two regional climate models using pollen-based and simulated land cover

Bronze Age climate, ca. 2 500 years ago (2.5 ka), was simulated by two regional climate models (RCM) for a European domain (CORDEX EUR-44) at a grid resolution...

Mid-Holocene and pre-industrial climate data from EC-Earth3 and LPJ-GUESS models to study vegetation-climate feedback

The dataset contains selected output data from the simulations for a study on vegetation-climate feedback on temperature changes in East Asia. We use the CMIP6...

Mid-Holocene climate in Europe simulated with two regional climate models using pollen-based and simulated land cover

Mid-Holocene climate, ca. 6 thousand years ago (6 ka), was simulated by two regional climate models (RCM) for a European domain (CORDEX EUR-44) at a grid...

Selected output from ICON global atmosphere simulations, at ~160 km resolution, with varying turbulent drag

This dataset contains the subset of output from simulations performed with the ICON general circulation model in aquaplanet configuration with r2b4 horizontal...

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...

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...

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...

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 expedition ARTofMELT, Arctic Ocean, 2023

Air-sea fluxes and other micrometeorological variables are derived from fast response (20 Hz) measurements of the 3-dimensional wind vector, temperature and...

Micrometeorological data from icebreaker Oden’s foremast during Ryder 2019 and Northwest passage 2019 expeditions

Air-sea fluxes and other micrometeorological variables derived from fast response (20 Hz) measurements of the 3-dimensional wind vector, temperature and...

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

Air-sea fluxes and other micrometeorological variables derived from fast response (20 Hz) measurements of the 3-dimensional wind vector, temperature and...

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

Air-sea fluxes and other micrometeorological variables derived from fast response (20 Hz) measurements of the 3-dimensional wind vector, temperature and...

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

Air-sea fluxes and other micrometeorological variables derived from fast response (20 Hz) measurements of the 3-dimensional wind vector, temperature and...

Atmosphere-ocean coupled single-column model (AOSCM) simulations for a point in the Arctic Ocean, 1⁠ – 3 August 2014

This dataset consists of input data (atmospheric initial conditions and forcing, ocean initial conditions, sea ice initial conditions, namelist files and model...

Earth system model simulations of 2012 to 2018 for studying vegetation-aerosol-cloud feedback

This dataset contains model output from global earth system models NorESM, UKESM, EC-Earth and ECHAM-SALSA. The simulations are Atmospheric Model...

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

Air-sea fluxes of momentum, heat and CO₂, associated micrometeorological and mean meteorological and ocean surface variables. Fluxes are derived from fast...

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 from the SWERUS-C3 expedition to the Eastern Arctic Ocean in July...

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.

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...

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...

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...

High resolution temperature maps for a boreal forest area in central Sweden 2015–2016

Grids of monthly minimum and maximum temperatures are presented at 25 m resolution for a boreal forest area of ~16 000 km2 in central Sweden (including parts...

High resolution topoclimate maps over Sweden

High spatial resolution (50 m grain-size) gridded maps of 10 years period (2000-2010) of monthly means, min and max temperature, and a map of Growing Degree...

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...

Monthly mean air temperatures from Tarfala Research Station, Kebnekaise Mountains, Northern Sweden

This dataset contains monthly mean air temperatures from Tarfala Research Station, acquired since 1965 and updated annually. Tarfala Research Station (TRS),...

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...

Simulated seasonal temperatures 850–2005 for the seven PAGES 2k regions derived from the CESM last millennium ensemble

Simulated surface air temperature data derived from the Last Millennium Ensemble with the Community Earth System Model (CESM) version 1.1, for the period AD...

Warming stripes — visualisations of annual temperature series from the Nordic countries

Ongoing climate change is a complex problem and communicating it to a general audience often requires short and simple explanations. Warming stripes refer to...

Radiosonde data from the Arctic Ocean 2018 expedition

Atmospheric profile measurements of temperature, humidity, pressure and wind speed from radiosonde (Vaisala RS92) weather balloons. Data also include...

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...

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...

Stockholm Historical Weather Observations — Barometer observations in original units since 1756

Weather observations have been made continuously at the old astronomical observatory in Stockholm since 1754. The dataset provided here contains individual...

Stockholm Historical Weather Observations — Daily mean air temperatures since 1756

Data for daily mean air temperatures at the old astronomical observatory in Stockholm since 1756 are provided. Three variants of the data are available: (i)...

Stockholm Historical Weather Observations — Monthly mean air temperatures since 1756

Data for monthly mean air temperatures at the old astronomical observatory in Stockholm from 1756 until 2020 are provided. The dataset also contains annual...

Stockholm Historical Weather Observations — Sub-daily sea level pressure since 1756

Data for sub-daily sea level pressure (SLP) at the old astronomical observatory in Stockholm are provided for the period 1756⁠ – 2012. Three SLP...

Stockholm Historical Weather Observations — Thermometer observations since 1756

Weather observations have been made continuously at the old astronomical observatory in Stockholm since 1754. The dataset provided here contains individual air...

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...

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...

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

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

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, 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)...

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...

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...

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...

Oceanographic CTD data from the high-Arctic ASCOS expedition 2008

Profiles of pressure, temperature, salinity, potential density and Turbulent Kinetic Energy (TKE) dissipation rate were measured at the ocean site of the ice...

Ocean turbulence data from the high-Arctic ASCOS expedition 2008

Upper ocean turbulence data was measured at the ocean site of the ice floe roughly 100 m from the Icebreaker Oden, using instruments mounted in a tower...

Methane concentrations from Askö shallow inshore areas in the Baltic Sea, June to October 2019

This dataset provides concentration measurements of dissolved methane (CH₄) from water samples and air samples collected from floating chambers. Samples were...

Lipid biomarker glycerol dialkyl glycerol tetraether (GDGT) distributions from soils, peats and lake sediments on Sumatra

This dataset contains glycerol dialkyl glycerol tetraether (GDGT) distributions from a soil transect, two peat cores and a short lake core on West Sumatra. We...

Temperature and relative air humidity records from near-ground microclimate loggers in the central Swedish forest 2015–2016

The dataset contains temperature and relative air humidity measurements from 203 microloggers that were installed near the ground across the central Swedish...

Temperature records from near-ground microclimate loggers in the central Swedish forest 2015-2016

The dataset contains temperature measurements from 117 microloggers that were installed near the ground across the central Swedish forest. The loggers recorded...