Borehole indentation strength measurements were carried out on first- and second-year sea ice during two ice stations on 24 October 2022 and 30 October 2022, during leg 1 of the...

This dataset contains binary maps of ice (1) and open water (0) in Hornsund fjord, Svalbard at 50 m resolution. The maps are based on the RADARSAT-2 archive between 2.01.2012...

Temperature, salinity, and isotopic values data from sea ice samples taken during MOSAiC leg 4 (PS122/4). Sea ice samples were taken from Jaridge, Alli's Ridge, and the Remote...

First- and second-year sea-ice thickness, draft, salinity, temperature, and density were measured during two ice stations on 24 October 2022 and 30 October 2022 during leg 1 of...

Sea ice cores were collected from the Biogeochemistry (BGC) team at different stations located on the main ice floe of MOSAiC expedition. Flat sea ice on the floe was...

Density and salinity data from sea ice samples taken during MOSAiC leg 4 (PS122/4). Sea ice samples were taken from Jaridge, Alli's Ridge, and Remote Sensing site. Sea ice cores...

Measurements were obtained doing classical snow pits at all ice stations during RV POLARSTERN cruise PS118. Snow pits were taken at representative locations of the floe....

Measurements were obtained doing classical snow pits at all ice stations during RV POLARSTERN cruise PS124. Snow pits were taken at representative locations of the floe....

The dataset comprises stable water isotopes and conductitities of a lead case study during leg 5 of the MOSAiC campaign. Samples have been taken from different water and ice...

Oxygen (dO18) and hydrogen (dH) isotope ratio data from sea ice samples taken during MOSAiC leg 4 (PS122/4). Sea ice samples were taken from Jaride and Alli's Ridge. Sea ice...

Oxygen (dO18) and hydrogen (dH) isotope ratio data from snow samples taken during MOSAiC leg 4 (PS122.4). Snow samples were taken from several locations around the central...

Oxygen and hydrogen isotopic ratio samples were collected from sea ice and water samples. Coring and sampling were completed at six locations on July 25 for measurement of...

The infrared camera (7.5–14 µm) was mostly observing the snow surface and aligned instruments at the remote sensing site during the MOSAiC expedition in the central Arctic,...

The Hyperspectral camera Specim IQ measures relative reflectances for 512x512 pixels in 204 bands in a wavelength range from 400 nm to 1000 nm. Within the field of view, there...

The Optical IP Camera was attached to the remote sensing hut during the MOSAiC expedition, saving 4K images in JPEG format in 5 minute intervals. It was installed during MOSAiC...

The Optical IP Camera was mostly observing the snow surface and aligned instruments at the remote sensing site during the MOSAiC expedition in the central Arctic, saving 4K...

Thermal infrared imaging was performed with a down-looking thermal infrared camera (7.5–14 µm) installed in a helicopter. The instrument used was the Infrared VarioCAM HD head...

This dataset contains SnowMicroPen (SMP) measurements on sea ice stations PS81/517 and PS81/518 from Research Vessel Polarstern in the Antarctic Weddell Sea in austral winter...

Airborne observations of snow depth on sea ice were made in April 2018 as part of the RESURV79 (Re-survey of the 79° Glacier) campaign under the AWI IceBird campaign series. The...

This dataset contains the observations of sea ice temperature conducted during the Norwegian North Polar Expedition in 1893-1896 onboard the drifting vessel Fram. Observations...