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 were measured by a Forward Scattering Spectrometer Probe (model FSSP-100). The FSSP was installed on...
This dataset presents the time series of aerosol (total and back) light scattering, and scattering enhancement factors measured with in situ tandem humidified...
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...
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 distributions in the size range 10 – 921 nm were measured with a custom built differential mobility particle sizer (DMPS)...
The dataset includes cloud, aerosol and meteorological data from Zeppelin Observatory, Svalbard, for the period 27 November 2015 to 4 February 2018. This...
The dataset includes concentrations, stable carbon isotope signatures (δ¹³C) and radiocarbon signatures of elemental carbon (EC — thermal-optical tracer...
The dataset includes concentrations, stable carbon isotope signatures (δ¹³C) and radiocarbon signatures of elemental carbon (EC - thermal-optical tracer of...
Carbon isotope signatures of Elemental Carbon (EC) from aerosols and snow pits collected in Himalaya and Tibet during 2013/2014.
The chemical composition of atmospheric particulate matter at Mt. Åreskutan, a mountaintop site in central Sweden, was analysed with a focus on its...
This dataset contains results from analyses of chemical composition for elevated clouds in the pristine high Arctic, obtained with a miniaturised cloud water...
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...
Data of high-volume PM10 aerosol samples, during high pollution events, measured at the Zeppelin Observatory, Ny-Ålesund, Svalbard. Further, radiocarbon and...
The concentration of particles larger than 2.5 nm was measured with an ultrafine condensation particle counter (UCPC). The concentration was corrected for...
This dataset presents the model output from two large-eddy simulation models. The model simulations were performed with the aim to investigate the importance...
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,...
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...
This dataset provides the mass-absorption cross section at 365 nm and the corresponding absorption Ångström exponent, stable carbon isotope signature of...
Aerosol and trace gas measurements are strongly affected by the ship exhaust and other human activities (e.g., helicopter flights). Therefore, it is important...
Data of high-volume total suspended particles (TSP) aerosol samples, measured in Tiksi, Northeast Siberia, Russia. The data cover ~24 months of consecutive...
The size distribution, volatility and hygroscopicity of ambient aerosols and cloud residuals were measured with a differential mobility particle sizer (DMPS)...
This dataset provides profile measurements of aerosol optical properties (aerosol backscatter and extinction coefficient) using Raman lidar technique. The...
The aerosol size distribution was obtained combining measurements from a neutral and air ion spectrometer (NAIS) with a differential mobility particle sizer...
The aerosol size distribution was measured with a custom made scanning mobility particle sizer (SMPS), range 18 – 660 nm. Aerosols are important...
The size distribution of neutral and charged particles was measured using a neutral cluster and air ion spectrometer (NAIS) instrument. The concentration was...
The data describe the absorption coefficient of ambient aerosol at Stockholm University over a size range. Therefore a Multi-Angle Absorption Photometer (MAAP)...
This dataset contains concentrations (micrograms per meter cubed of air) of anions detected in submicron aerosols collected onboard icebreaker Oden during the...
This dataset contains temperature and horizontal heat convergence output from four different climate modelling simulations using a slab-ocean setup for the...
These results are chemical composition of Aitken mode (~20-70 nm) particles collected near the North Pole during August – September 2018, using in...
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...
Eddy covariance observations of atmosphere-ocean fluxes of CO₂; dissolved CO₂ in surface waters, and derived gas transfer velocities during the SWERUS-C3...
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...
Shipborne atmospheric measurements of methane (CH₄) and carbon dioxide (CO₂) from the Eastern Arctic Ocean in August and September 2014. This dataset...
Shipborne observations of methane isotopic ratio (δ¹³C) from the Eastern Arctic Ocean in July and August 2014. This dataset provides rare measurements of...
Emitted bubble, methane (CH₄) and carbon dioxide (CO₂) at water surface were measured by an automatic bubble counter (ABC) equipped with a pressure sensor...
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...
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...
Measurements of cloud base height, cloud fraction and backscatter profiles. The dataset provides rare high quality meteorological observations from sea-ice...
Measurements of cloud base height, cloud fraction and backscatter profiles. The dataset provides rare high quality meteorological observations from sea-ice...
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...
This dataset consists of a range of output products from the Cloudnet algorithm. Cloudnet combines cloud radar, ceilometer, microwave radiometer, and...
This dataset consists of a range of output products from the Cloudnet algorithm. Cloudnet combines cloud radar, ceilometer, microwave radiometer, and...
Vertically integrated water vapor (PWV) and cloud liquid water (LWP) was measured using a microwave radiometer, simultaneously observing the microwave...
Observations of the atmospheric thermodynamic structure, wind profiles and surface energy budget components from the Eastern Arctic Ocean in July through early...
Cloud information data was collected using a ship-based vertically pointing millimeter cloud radar (MMCR), which is a Doppler radar at the Ka-band,...
This data set includes retrievals of cloud type, characteristic particle size, and condensed water content for both liquid and ice hydrometeors. These...
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...
Cloud and precipitation information data was collected using a ship-based vertically pointing Doppler radar at the S-band, adapted to primarily measure...
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...
Air-sea fluxes and other micrometeorological variables derived from fast response (20 Hz) measurements of the 3-dimensional wind vector, temperature and...
Air-sea fluxes and other micrometeorological variables derived from fast response (20 Hz) measurements of the 3-dimensional wind vector, temperature and...
Air-sea fluxes and other micrometeorological variables derived from fast response (20 Hz) measurements of the 3-dimensional wind vector, temperature and...
Air-sea fluxes and other micrometeorological variables derived from fast response (20 Hz) measurements of the 3-dimensional wind vector, temperature and...
Air-sea fluxes of momentum, heat and CO₂, associated micrometeorological and mean meteorological and ocean surface variables. Fluxes are derived from fast...
Measurements from icebreaker Oden’s navigation, meteorological and surface seawater systems from the Arctic Ocean 2016 (AO2016) expedition to the central...
Measurements from icebreaker Oden’s navigation, meteorological and surface seawater systems from the Arctic Ocean 2018 (AO2018, also referred to as...
Measurements from icebreaker Oden’s navigation, meteorological and surface seawater systems from the SWERUS-C3 expedition to the Eastern Arctic Ocean in July...
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.
Profiles of radioactivity were measured by a Vaisala add-on radioactivity sonde for a few of the radiosoundings, measuring Geiger–Müller tube count rates...
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...
The dataset includes mass concentrations of black carbon, organic carbon, water-soluble organic carbon and water-soluble ions measured in aerosols and...
Water isotope composition, δD vs SMOW (‰) and δ18O vs SMOW (‰), in precipitation at Mouzaki, Greece, between 18/1-2012 - 25/8-2015. In total 45 and 22...
Northern Hemisphere temperature reconstruction for the past 2,000 years by combining low-resolution proxies with tree-ring data, using a wavelet transform...
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 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...
The dataset provides a compilation of quantitative European summer temperature reconstructions for the late-glacial periods of the Bølling-Allerød...
During the ASCOS expedition the temperatures of the cloud-base, ambient air, and surface were very accurately measured using the Marine-Atmospheric Emitted...
1000-year temperature reconstruction for the Northern Hemisphere extratropical region (30°N-90°N) by the LOC method. The new LOC method reconstructs the...
We present two new multi-proxy reconstructions of the extra-tropical Northern Hemisphere (30–90°N) mean temperature: a two-millennia long reconstruction...
Multi-proxy temperature reconstruction for the extra-tropical Northern Hemisphere (90–30°N) during the last two millennia based on 30 palaeotemperature...
High resolution (in time and space) vertical profiles of temperature were obtained from a 60GHz scanning microwave radiometer. The radiometer measures the...
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...
Historical documentary sources, reflecting different port activities in Stockholm, are used along with the instrumental temperature record to derive a...
Ongoing climate change is a complex problem and communicating it to a general audience often requires short and simple explanations. Warming stripes refer to...
Measurements of iodic acid, sulfuric acid and methanesulfonic acid concentration in the gas phase obtained with a nitrate chemical ionization mass spectrometer...
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...
Measurements of visibility, precipitation type and intensity, and the corresponding World Meteorological Organization (WMO) weather codes. The dataset...
Measurements of visibility, precipitation type and intensity, and the corresponding the World Meteorological Organization (WMO) weather codes. The dataset...
Atmospheric profile measurements of temperature, humidity, pressure and wind speed from radiosonde (Vaisala RS92) weather balloons. Data also include...
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...
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...
Data for air pressure at the old astronomical observatory in Stockholm since 1756 are provided. Over time, different barometers have been used and measurements...
Data for air temperatures at the old astronomical observatory in Stockholm since 1756 are provided. The data are available both with, and without, adjustments...
Weather observations have been made continuously at the old astronomical observatory in Stockholm since 1754. The dataset provided here contains individual...
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)...
Weather observations of several meteorological variables have been made continuously at the old astronomical observatory in Stockholm since 1756. As a part of...
This dataset contains observed maximum snow depth in each winter from the winter season 1904/05 through 2018/19 at the old astronomical observatory in...
Data for monthly mean air temperatures at the old astronomical observatory in Stockholm from 1756 until 2020 are provided. The dataset also contains annual...
This dataset provides information about the time points when weather observations were made each day (morning, noon, evening) during 1756 – 2018 at...
Weather observations have been made continuously at the old astronomical observatory in Stockholm since 1754. The dataset provided here contains estimated...
Data for sub-daily sea level pressure (SLP) at the old astronomical observatory in Stockholm are provided for the period 1756 – 2012. Three SLP...
Weather observations have been made continuously at the old astronomical observatory in Stockholm since 1754. The dataset provided here contains individual air...
In-situ boundary-layer meteorological observations were made from the ice floe using sensors hanging under a tethered balloon which was quasi-continuously...
In-situ boundary-layer meteorological observations were made from the ice using sensors hanging under a tethered balloon which was quasi-continuously winched...
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...
Measurements of near-surface wind speed and direction, temperature, relative humidity, air pressure, shortwave and longwave downwelling radiation, surface...
Measurements of near-surface wind speed and direction, temperature, relative humidity, air pressure, shortwave and longwave downwelling radiation, and surface...
Measurements of near-surface wind speed and direction, temperature, relative humidity, air pressure, shortwave and longwave downwelling radiation, and surface...
Measurements of near-surface wind speed and direction, temperature, relative humidity, air pressure, shortwave and longwave downwelling radiation, and surface...
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 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 was obtained using a Doppler radar wind profilers transmitting at 449MHz. Using the Doppler shift of the return signals and...
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,...
This dataset provides measurements of the bubble flux of methane (CH₄), a strong climate forcing trace gas, to the atmosphere from three subarctic lakes...
This dataset provides concentration measurements of dissolved methane (CH₄), a strong greenhouse gas, in the water column of three subarctic lakes located on...
This dataset provides surface concentration measurements of dissolved methane (CH₄), a strong climate forcing trace gas, in the surface water of three lakes...
This dataset provides measurements of the diffusive flux of methane (CH₄), a strong greenhouse gas, to the atmosphere from three subarctic lakes located on...
Upper ocean gas bubbles generate airborne droplets when they burst at the surface, either "film droplets", from remnants of the surface of a bubble, or "jet...
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...
Age model and sedimentological data for a marine sediment core collected on the Lomonosov Ridge adjoining the East Siberian shelf, Arctic Ocean. The dataset...
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...
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:...
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:...
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....
The dataset contains temperature and relative air humidity measurements from 203 microloggers that were installed near the ground across the central Swedish...
The dataset contains temperature measurements from 117 microloggers that were installed near the ground across the central Swedish forest. The loggers recorded...