Search results

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...

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 light scattering coefficients and scattering enhancement factors at 26 globally distributed stations 1998⁠ – ⁠2017

This dataset presents the time series of aerosol (total and back) light scattering, and scattering enhancement factors measured with in situ tandem humidified...

Aerosol light scattering properties at Zeppelin Observatory, Svalbard, 1999⁠ – ⁠2016, with back trajectory analysis parameters

The dataset was created to aid the investigation of long-term trends in aerosol light scattering properties using a unique data record of key aerosol optical...

Aerosol optical properties from ten earth system models for the year 2010

This dataset presents the time series of modeled aerosol optical properties (light absorption and extinction) from ten earth system models. The dataset...

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...

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...

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...

Atmospheric molecular cluster growth data

This data set contains output data from the Atmospheric Cluster Dynamics Code (ACDC) model, which simulates the clustering of atmospheric vapours and the...

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...

Chemical and physical properties of cloud residuals measured during the Ny-Ålesund Aerosol Cloud Experiment 2019 – 2020

Molecular-level information about the chemical composition of cloud residuals, measured with a filter inlet for gases and aerosols coupled to an iodide high...

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...

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...

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...

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)...

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 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...

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...

Data from a modelling study on the importance of Aitken mode particles for cloud sustenance in the high Arctic

This dataset presents the model output from two large-eddy simulation models. The model simulations were performed with the aim to investigate the importance...

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...

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 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...

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...

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...

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...

Gas phase and particle time series collected in Delhi Jan – Feb 2019

This dataset contains a time series N₂O₅ and ClNO₂ data collected using a chemical ionisation mass spectrometer (CIMS), organic aerosol, nitrate and...

Ice-nucleating particle concentrations sampled from behind the whole air inlet and from a balloon borne sampler

We collected filter samples of aerosol from the whole air inlet and size segregated aerosol samples from a balloon borne sampler (SHARK), which were then...

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...

Laboratory data on the effect of salinity and temperature on sea spray aerosol production

This dataset was created in a series of laboratory experiments to investigate the role of salinity and temperature on aerosol production and surface bubble...

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...

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...

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...

Measurements of bioaerosols, bacteria and ionic composition in sea spray aerosols from experiments in the Baltic Sea

Measurements of bioaerosols, bacteria and ionic composition in sea spray aerosols from sea spray chamber experiments with seawater from the Baltic Sea. The...

Measurements of bioaerosols, bacteria and ionic composition in sea spray aerosols from mesocosm experiments in the Azores

Measurements of bioaerosols, bacteria and ionic composition in sea spray aerosols from 20 chamber mesocosm experiments with seawater. The measurements...

Model data from a study on the influence of biomass burning aerosol plumes on low-level clouds over the Southeastern Atlantic

This dataset contains the output from the MISU-MIT Cloud and Aerosol (MIMICA) large eddy simulation (LES) Savre et al. (2014). The model simulations were...

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...

Output data from the MIMICA LES model to study the transition from aerosol-limited to updraft-limited susceptibility regime

Selected raw model output from large-eddy simulations (LES) conducted with MISU MIT Cloud and Aerosol (MIMICA) model to study the transition from aerosol- to...

Physical and chemical properties of aerosol particles and cloud residuals on Mt. Åreskutan in Central Sweden during summer 2014

The size distribution, volatility and hygroscopicity of ambient aerosols and cloud residuals were measured with a differential mobility particle sizer (DMPS)...

Profiles of aerosol optical properties measured during CAESAR 2014 at Åre, Sweden

This dataset provides profile measurements of aerosol optical properties (aerosol backscatter and extinction coefficient) using Raman lidar technique. The...

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...

Simulated surface-level particle number concentrations over Europe, May 2008, using regional chemical transport model PMCAMx-UF

We present simulated data that represent a prediction of the particle number concentrations over Europe, during May 2008. The scientific motivation is that...

Single-particle measurements of fluorescent bioaerosols and other coarse particles during the Arctic Ocean 2018 expedition

Using a single-particle online optical instrument we measured the coarse particle concentration (optical diameter bigger than 0.8 µm) on the 4th deck of...

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...

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)...

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...

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...

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...

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...

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...

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...

Hourly ERA5 cyclone tracking data from 1979⁠ – ⁠2020 using topological methods

This dataset contains historical paths of the cyclones produced by using a novel cyclone tracking algorithm. The data consist of cyclone tracks based on global...

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...

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...

Simulations for mid-Holocene and pre-industrial climate with EC-Earth3 model — selected data for a study on vegetation feedback

Pre-industrial period (1850 CE) and mid-Holocene (6000 years ago) climates were simulated by the CMIP6-PMIP4 version of the European Consortium Earth System...

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...

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. The dataset provides rare high quality meteorological observations from sea-ice...

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. The dataset provides rare high quality meteorological observations from sea-ice...

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...

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...

Data from a modelling study of a two-layer boundary-layer cloud system from the Arctic Ocean 2018 expedition

This dataset presents the model output from the large-eddy simulation (LES) model. The LES was employed to simulate a two-layer boundary-layer cloud structure...

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...

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...

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...

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...

18S and 16S DNA analysis of surface water used in the Arctic Ocean 2018 marine aerosol reference tank experiments

This dataset includes the relative sequence abundance of several taxonomic groups in seawater collected during the Arctic Ocean 2018 expedition to the central...

Sulfuric acid condensation sink calculated for the Arctic Ocean 2018 expedition

The condensation sink is a measure of the sulfuric acid lifetime against condensation on preexisting aerosol particles. Dimensionally it is the inverse of a...

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...

Monthly estimated inversion model CO₂, CH₄ and N₂O fluxes for the northern permafrost region over the period 2000 – 2020

This dataset contains monthly estimated inversion model CO₂, CH₄ and N₂O fluxes for the northern permafrost region over the period 2000 – 2020. The...

Cloud radar data from expedition ARTofMELT, Arctic Ocean, 2023

Measurements of clouds were obtained from the RPG-Radiometer Physics RPG-FMCW-94 Doppler cloud radar deployed on the roof of a container on the 4th deck of the...

Ice station micrometeorological data from expedition ARTofMELT, Arctic Ocean, 2023

Surface fluxes of momentum, and sensible and latent heat over the sea-ice, and other micrometeorological variables are derived from fast response (20 Hz)...

Ice station surface meteorology and radiation data from expedition ARTofMELT, Arctic Ocean, 2023

Measurements of near-surface meteorology, upwelling and downwelling radiative fluxes and snow temperature data were obtained from two installations (the Met...

Meteorological data from Lihtti, northern Sweden, September 2021 – March 2023

This dataset contains meteorological data acquired by Tarfala Research Station’s automated weather station located in Lihtti, northern Sweden, between...

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 Arctic Ocean 2016 expedition

Measurements from icebreaker Oden’s navigation, meteorological and surface seawater systems from the Arctic Ocean 2016 (AO2016) expedition to the central...

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

Measurements from icebreaker Oden’s navigation, meteorological and surface seawater systems from the Arctic Ocean 2018 (AO2018, 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 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.

Processed micro rain radar data from expedition ARTofMELT, Arctic Ocean, 2023

Measurements obtained from the micro rain radar (METEK MRR-2) deployed on the foredeck of the Swedish icebreaker Oden during the expedition ARTofMELT...

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...

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...

Monthly backward moisture footprints for 40 Ramsar wetland basins under potential and current vegetation scenarios, 2008 – 2017

The dataset contains the backtracked moisture footprints of the basins of 40 selected Ramsar wetlands for a base run with ERA5 reanalysis evaporation and...

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...

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...

Lateglacial plant macrofossil-based temperature reconstructions for the Baltic states from 14,000 to 11,000 years ago

The dataset contains quantitative mean air temperature reconstructions of January and July for the period of 14,000 to 11,000 years ago in the region of the...

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...

Iodic acid, sulfuric acid and methanesulfonic acid collected during the Arctic Ocean 2018 expedition

Measurements of iodic acid, sulfuric acid and methanesulfonic acid concentration in the gas phase obtained with a nitrate chemical ionization mass spectrometer...

Ozone concentration measured during the Arctic Ocean 2018 expedition

Ozone was measured with a 2B Technology ozone monitor (model 205). The concentration is reported as a mixing ratio in parts per billion [ppb], at 60 seconds...

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...

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

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

Present weather sensor visibility and precipitation data from the Arctic Ocean 2018 expedition

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

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

Weather observations have been made continuously at the old astronomical observatory in Stockholm since 1754. This is one of the world's longest records of...

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 cloud amount since 1756

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

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...

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...

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 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...

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...

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

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

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...

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,...