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}NASA Earthdata CMR + NASA Data Portal2026 · Image data
ACEPOL Rosamond Dry Lake Ground Site DataACEPOL_Ground_RosamondDryLake_Data is data collected at the Rosamond Dry Lake ground site during the Aerosol Characterization from Polarimeter and Lidar (ACEPOL) campaign. Data collection for this product is complete. In order to improve our understanding of the effect of aerosols on climate and air quality, measurements of aerosol chemical composition, size distribution, height profile, and optic
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
SUCCESS Balloonsondes and Ozonesondes DataSUCCESS_Sondes_Data is the balloonsonde and ozonesonde data collected during the SUbsonic aircraft: Contrail & Clouds Effects Special Study (SUCCESS) suborbital campaign. Data collection for this product is complete. SUCCESS was a NASA field study which investigated the relationships between subsonic aircraft and contrails, cirrus clouds, and atmospheric chemistry and was conducted from April 8 th
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
BalNeO BATAL Radiosondes DataBalNeO_BATAL_Data is the radiosonde data collected during the Balloon measurement campaigns of the Asian Tropopause Aerosol Layer (BATAL) mission as part of the Balloon Network for stratospheric aerosol Observations (BalNeO) suborbital campaign. Data collection for this product is complete. The stratospheric aerosol layer is an important component of the Earth’s climate system, with global implica
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
BalNeO BRAVO Radiosondes DataBalNeO_BRAVO_Data is the radiosonde data collected during the Brazil Volcano project (BraVo) mission as part of the Balloon Network for stratospheric aerosol Observations (BalNeO) suborbital campaign. Data collection for this product is complete. The stratospheric aerosol layer is an important component of the Earth’s climate system, with global implications on surface temperature and the hydrolog
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
BalNeO REAS Radiosondes DataBalNeO_REAS_Data is the radiosonde data collected during the Rapid Balloon Experiments for Sudden Aerosol Injection in the Stratosphere (REAS) mission as part of the Balloon Network for stratospheric aerosol Observations (BalNeO) suborbital campaign. Data collection for this product is complete. The stratospheric aerosol layer is an important component of the Earth’s climate system, with global im
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
BalNeO MAGIC Radiosondes DataBalNeO_MAGIC_Data is the radiosonde data collected during the Monitoring Atmospheric composition and Greenhouse gases through multi-Instrument Campaigns (MAGIC) mission as part of the Balloon Network for stratospheric aerosol Observations (BalNeO) suborbital campaign. Data collection for this product is complete. The stratospheric aerosol layer is an important component of the Earth’s climate syst
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
SUCCESS Ground DataSUCCESS_Ground_Data is the ground site data collected during the SUbsonic aircraft: Contrail & Clouds Effects Special Study (SUCCESS) suborbital campaign. Data from the Atmospheric Emitted Radiance Interferometer (AERI) and the Radiometric Measurement System (RAMS) instruments are featured in this collection. Data collection for this product is complete. SUCCESS was a NASA field study which invest
NASA Earthdata CMR2026 · Image data
SnowEx23 Oct23 IOP Snow Pits and Substrate Conditions at Freeze Up V001The data set presents snow pit measurements collected during the NASA SnowEx October 2023 Intensive Observation Period (IOP) in Alaska, USA. In total, 127 snow pits were excavated between the five sites at locations representing a range of snow depth, vegetation, and topographic conditions. Three study areas represented boreal forest snow near Fairbanks, AK: Farmers Loop Creamers Field (FLCF), Car
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
AASE Balloonsondes and Ozonesondes DataAASE_Sondes_Data is the balloonsonde and ozonesonde data collected during the Airborne Arctic Stratospheric Expedition (AASE) suborbital campaign. Data collection for this product is complete. The AASE campaign was a joint mission by NASA, NOAA, and the National Science Foundation (NSF). While this is one overarching campaign, AASE has been broken into two sub-campaigns: AASE and AASE-II namely, w
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
AASE II Balloonsondes and Ozonesondes DataAASE2_Sondes_Data is the balloonsonde and ozonesonde data collected during the Airborne Arctic Stratospheric Expedition II (AASE II) suborbital campaign. Data collection for this product is complete. The AASE campaign was a joint mission by NASA, NOAA, and the National Science Foundation (NSF). While this is one overarching campaign, AASE has been broken into two sub-campaigns: AASE and AASE-II na
NASA Earthdata CMR2026 · Array · NetCDF
SnowEx20 Grand Mesa IOP FMCW Radar Autopicked Snow Depths V001This dataset contains semi-automatically picked snow depths from FMCW radar transects in Grand Mesa, Colorado, as part of the NASA SnowEx 2020 field campaign. Available parameters include two-way travel time and calculated snow depth. Also included are the processed radiogram files, which were used to determine two-way travel time, formatted as netCDF files.
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
ATTREX Balloonsondes and Ozonesondes DataATTREX_Sondes_Data is the balloonsonde and ozonesonde data collected during the during the Airborne Tropical TRopopause EXperiment (ATTREX) campaign. Data from ozonesondes, radiosondes, and the NOAA Frostpoint Hygrometer (FPH) are featured in this collection. Data collection for this product is complete. Even though it is typically found in low concentrations, stratospheric water vapor has large i
NASA Earthdata CMR2026 · Image data
SnowEx 2020 Reynolds Creek Experimental Watershed Snow Products V001This data set contains SWE data collected from the Reynolds Creek Experimental Watershed on 23 January 2020 and 23 February 2020 as part of the NASA SnowEx20 field campaign. Also available are raw point clouds of the snow surface from terrestrial laser scans (TLS) and RGB imagery from Unoccupied Aerial System (UAS) flights collected between 15 November 2018 and 23 February 2020. Real-time kinetic
NASA Earthdata CMR2026 · Table · CSV
SnowEx23 Oct23 IOP Snow Depth Profiles V001The data set contains boreal forest and tundra snow depth profile measurements in Northern Alaska, USA; data were collected during the October 2023 intensive observation period (IOP) as part of the NASA SnowEx 2023 field campaign. The purpose of the ground-based snow depth profiles is to provide detailed observations of the snow profile, which include observations of air gaps, generally caused by
NASA Earthdata CMR2026 · Table · CSV
SnowEx23 Oct22 IOP Snow Depth Profiles V001The data set contains boreal forest and tundra snow depth profile measurements in Northern Alaska, USA; data were collected during the October 2022 intensive observation period (IOP) as part of the NASA SnowEx 2023 field campaign. The purpose of the ground-based snow depth profiles is to provide detailed observations of the snow profile, which include observations of air gaps, generally caused by
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
SPADE Balloonsondes and Ozonesondes DataSPADE_Sondes_Data is the balloonsonde and ozonesonde data collected during the Stratospheric Photochemistry, Aerosols and Dynamics Expedition (SPADE) suborbital campaign. Data collection for this product is complete. The SPADE campaign was a field mission conducted by NASA from October 1992 to October 1993. SPADE’s primary goal was to quantify key chemical reaction rates affecting ozone production
NASA Earthdata CMR2026 · Table · CSV
SnowEx23 MAR23 IOP Computed Tomography Snow Microstructure V001This data set characterizes snow microstructure for 11 snow pits from the SnowEx 2023 NASA field campaign Intensive Observation Period (March 2023) using microcomputed tomography (micro-CT). Included with this data set are two- and three-dimensional microstructural analysis of snow samples, black and white binary images of each sub-sample scan, and raw instrument data. Containers of snow were coll
NASA Earthdata CMR2026 · Table · CSV
ICESat/ICESat-2 Traverse: Monthly GPS Surface Elevation Data at Summit Station, Greenland V001This is a data set of monthly Global Positioning System (GPS) surface elevation and position data gathered along a defined survey transect to the west of Summit Station, Greenland. The data transect is aligned with ICESat and ICESat-2 reference ground tracks (RGTs) to support ground comparison efforts.
NASA Earthdata CMR2026 · Table · CSV
SnowEx21 Boise River Basin Ground-penetrating Radar Two-way Travel Time V001This data set contains two-way travel time data calculated using the results of 1 GHz ground-penetrating radar surveys conducted at Banner Summit, as part of the SNEX21 Time Series campaign in the Boise River Basin, Idaho.
NASA Earthdata CMR2026 · Array · NetCDF
Reynolds Mountain East FMCW Radar Autopicked Snow Depths V001This dataset contains semi-automatically picked snow depths from FMCW radar transects in Reynold's Mountain East, in the Reynold's Creek Experimental Watershed, Idaho. Available parameters include two-way travel time and calculated snow depth. Also included are the processed radiogram files, which were used to determine two-way travel time.
NASA Earthdata CMR2026 · Table · CSV
Weekly Snow Stake Array Measurements, Summit Station, Greenland V001This data set provides weekly snow stake height measurements in Summit Station, Greenland, near the ice divide. The array comprises 121 snow stakes and helps understand snowfall processes and contextualizes snow accumulation, which is a major component of the region’s surface mass balance. As a long-term climate record, this data set provides valuable ground validation for ICESat-2 and other satel
NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue
ASHOE/MAESA Ground DataASHOE-MAESA_Ground_Data is the ground site data collected during the Airborne Southern Hemisphere Ozone Experiment/Measurements for Assessing the Effects of Stratospheric Aircraft (ASHOE/MAESA) suborbital campaign. Data collection for this product is complete. The ASHOE/MAESA campaign was a multi-organizational effort of NASA, NOAA, and the US Natinal Science Foundation (NSF). The meteorological s
NASA Earthdata CMR2026 · Table · CSV
SnowEx23 Apr23 Spectrometer Snow Surface Reflectance and Albedo, Version 1 V001This data set contains a comprehensive set of field-based measurements of snow surface reflectance and broadband snow albedo collected during the NASA SnowEx 2023 field campaign in interior Alaska. Data were acquired in April and May 2023 across three study sites near Fairbanks, Alaska, selected to represent the dominant boreal landcover types: closed-canopy forests, recently and historically burn
NASA Earthdata CMR2026 · Image data
SnowEx23 Oct22 IOP Snow Pits and Substrate Conditions at Freeze Up V001The data set presents snow pit measurements collected during the NASA SnowEx October 2022 Intensive Observation Period (IOP) in Alaska, USA. In total, 186 snow pits were excavated between the five sites at locations representing a range of snow depth, vegetation, and topographic conditions. Three study areas represented boreal forest snow near Fairbanks, AK: Farmers Loop Creamers Field (FLCF), Car
NASA Earthdata CMR2026 · Table · CSV
SMAPVEX19-22 Massachusetts Field Measured Forest Tree Inventory, Biophysical Data, Leaf Area Index, and Estimated Biomass V001The SMAPVEX19-22 Massachusetts Field data (SV19MA_FOR) consists of forest tree inventory, biophysical, leaf area index (LAI), and estimated biomass data as well as photos collected between April and August 2022 in the vicinity of Petersham, Massachusetts during the SMAPVEX19-22 (Soil Moisture Active Passive Validation Experiment 2019-2022) field campaign. The location was chosen due to its foreste