169 datasets

NASA Earthdata CMR2026 · collection

This data set provides Arctic summer sea ice heights and bathymetry with the primary purpose to evaluate the positional accuracies of NASA’s ICESat-2 ATLAS measurements. The bathymetric lidar data (green wavelength, 515 nm) were acquired during a July 2022 calibration/validation airborne campaign using a Leica Chiroptera 4X (CHIR) airborne lidar system. Simultaneous topographic lidar data are also

NASA Earthdata CMR2026 · Raster · GeoTIFF

This data set provides digital terrain models (DTM), digital surface models (DSM), snow depth (SD), and canopy height models (CHM), derived from point cloud data acquired by airborne lidar scanning over a 35 km² region of the Mores Creek Headwaters in the Boise Mountains of central Idaho. This LiDAR dataset builds upon an existing collection of monthly LiDAR surveys of the same domain that began w

NASA Earthdata CMR2026 · collection

This data set provides Arctic summer sea ice heights acquired using the Leica Chiroptera 4X (CHIR) airborne lidar system. The near-infrared (NIR) lidar data were acquired during a July 2022 calibration/validation airborne campaign to evaluate the positional accuracies of NASA’s ICESat-2 ATLAS measurements.

NASA Earthdata CMR + NASA Data Portal2026 · Image data

This dataset holds maps of forest structure and structural diversity metrics at a range of spatial scales (1, 5, 10, 15, 20 and 25 km) derived from NASA's Global Ecosystem Dynamics Investigation (GEDI) spaceborne lidar data collected between April 2019 and March 2023. It also holds the airborne laser scanning (ALS) data that provides simulated GEDI waveforms and was used to evaluate the GEDI-deriv

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

ASHOE-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 CMR + NASA Data Portal2025 · Image data

This dataset holds aboveground biomass (AGB) estimates at 10-m spatial resolution for the Howland Research Forest in central Maine for 2012, 2015, 2017, 2021, and 2023. Forest inventory data were collected using 50 fixed-area plot sampling during the summers of 2021, 2023, and 2024. Plots included permanent inventory plots around existing flux towers and additional plots to ensure representation o

NASA Earthdata CMR + NASA Data Portal2025 · Image data

This dataset provides initial condition files for initializing the Ecosystem Demography Model (ED2). This dataset holds regional forest structure characteristics across the Brazilian Amazon that were derived from 545 airborne lidar transects (300 x 12500 m each) acquired during the Amazon Biomass Estimation Project (EBA2016) campaign in 2016. These data contain vertical distributions of stem densi

NASA Earthdata CMR2024 · collection

The data set described here provides raw lidar data collected as part of a multi-year effort to monitor monthly snow distribution over a 35 km² region of the Mores Creek Headwaters in the Boise Mountains of central Idaho between 2021 and 2025. Data acquisition in 2021 overlapped temporally with the NASA SnowEx 2021 field campaign. Digital terrain models (DTM), digital surface models (DSM) snow dep

NASA Earthdata CMR2024 · Raster · GeoTIFF

The data set provides digital terrain models (DTM), digital surface models (DSM) snow depth models, and canopy height models (CHM), derived from point cloud data (available as <a href="https://nsidc.org/data/SNEX_MCS_Lidar_Raw">SnowEx Mores Creek Summit (MCS) Airborne LiDAR Survey Raw, Version 1</a>) acquired by airborne lidar scanning. Data were collected as part of a multi-year effort to monitor

NASA Earthdata CMR2024 · Raster · GeoTIFF

This dataset includes Digital Surface Models (DSMs) derived from UAV-LiDAR imagery acquired during the SnowEx 2021 field campaign at the Central Agricultural Research Center in central Montana (USA). The DSMs are at 0.3 m resolution and consist of one snow-off and seven snow-on flights. Also available is a 0.25 m resolution orthomosaic of the study area collected via UAV on 21 January 2021.

NASA Earthdata CMR2024 · collection

The data set consists of 1 m resolution snow depth, elevation, aspect, slope, canopy percent cover, canopy height, and foliage height diversity (FHD) measurements at 0.5 m, 1 m, and 2 m from the NASA SnowEx Grand Mesa, Colorado study site. Data are derived from Airborne Snow Observatory (ASO) snow-off lidar flights from September 2016 (ASO L4 Lidar Point Cloud Digital Terrain Model 3m UTM Grid, Ve

NASA Earthdata CMR2024 · Table · CSV

This data set contains snowpack relative permittivities and densities derived from Ground Penetrating Radar (GPR) surveys and airborne lidar observations of snow depths. The results of the original GPR surveys are published in the <a href="https://doi.org/10.5067/G21LGCNLFSC5">SnowEx17 Ground Penetrating Radar, Version 2</a> data set, while the lidar snow depths were sourced from <a href="https://

NASA Earthdata CMR2024 · Raster · GeoTIFF

This data set contains rasterized snow depth maps derived from lidar point cloud data collected from Grand Mesa, Colorado during the SnowEx20 campaign. The subset data file was used as input data to derive SWE and snow density data, which is available as <a href="https://doi.org/10.5067/LANQ53RTJ2DR">SnowEx20 Grand Mesa IOP Lidar and GPR-Derived Snow Water Equivalent and Snow Density, Version 1</a

NASA Earthdata CMR2024 · Table · CSV

This data set contains the results of 1 GHz ground-penetrating radar surveys conducted at the Arctic Coastal Plain (ACP) site and the Upper Kuparuk/Toolik (UKT) site in northern Alaska during the SnowEx23 field campaign. Data include two-way travel time, derived snow depth, and derived snow water equivalent. Data were collected between 8 - 14 March 2023.

NASA Earthdata CMR2024 · Table · CSV

This data set contains the results of ground-penetrating radar surveys conducted at Cameron Pass, Colorado during the SnowEx20 campaign. Data include two-way travel time, lidar-measured snow depth, derived snow water equivalent, derived snow density, and derived relative permittivity. Ground-penetrating radar two-way travel times were sourced from two previously published data sets: <a href="https

NASA Earthdata CMR2024 · collection

This data set contains repeat terrestrial laser scanning (TLS) surveys to derive a time-series of snow depth for ground validation of NASA SnowEx UAVSAR in tandem with ground penetrating radar, snow probing, and snow pits to assess snow density.

NASA Earthdata CMR + NASA Data Portal2024 · Image data

This dataset includes maps of canopy height and aboveground biomass at spatial resolutions of 25 m and 100 m for Mexico, Gabon, French Guiana, and the Amazon Basin. The GEDI-TanDEM-X (GTDX) fusion maps were created by combining data from NASA's Global Ecosystem Dynamics Investigation (GEDI) Version 2 footprint data (from 2019-04-18 to 2021-08-18) and TanDEM-X (abbreviated as TDX) Interferometric S

NASA Earthdata CMR2024 · Raster · GeoTIFF

This data set contains digital terrain models (DTMs) derived from terrestrial lidar scans (TLS) collected as part of the SnowEx 2023 campaign. Data were collected at the Bonanza Creek Experimental Forest near Fairbanks, Alaska in October 2022 (snow-off conditions) and March 2023 (snow-on conditions). The DTMs are provided as Geographic Tagged Image (GeoTIFF) files, where each file corresponds to a

NASA Earthdata CMR2024 · collection

This data set contains unprocessed point cloud data created from terrestrial lidar scans (TLS) collected during the SnowEx 2023 campaign from the Bonanza Creek Experimental Forest near Fairbanks, Alaska. Data were collected in October 2022 (snow-off) and March 2023 (snow-on). Digital terrain models (DTMs) derived from the raw point cloud data are available as the <a href="https://doi.org/10.5067/R

NASA Earthdata CMR2024 · Raster · GeoTIFF

This data set contains a time series of snow depth maps and related intermediary snow-on and snow-off DEMs for Grand Mesa and the Banded Peak Ranch areas of Colorado derived from very-high-resolution (VHR) satellite stereo images and lidar point cloud data. Two of the snow depth maps coincide temporally with the 2017 NASA SnowEx Grand Mesa field campaign, providing a comparison between the satelli

NASA Earthdata CMR + NASA Data Portal2023 · Astronomical catalogue

STRAT_Ground_Data is the ground site data collected during the Stratospheric Tracers of Atmospheric Transport (STRAT) campaign. Data from the JPL ozone lidar at Mauna Loa and Table Mountain, the Composition and Photo-Dissociative Flux Measurement (CPFM), and the Airborne Raman Ozone, Temperature, and Aerosol Lidar (AROTAL) are featured in this collection. Data collection for this product is comple

NASA Earthdata CMR + NASA Data Portal2023 · Astronomical catalogue

TOTE-VOTE_Ground_Data is the ground site data collected as part of the Tropical Ozone Transport Experiment – Vortex Ozone Transport Experiment (TOTE-VOTE) campaign. Data featured in the product includes data from the NASA GSFC Stratospheric Ozone Lidar Trailer Experiment (STROZ-LITE) at Mauna Loa, and the JPL Table Mountain Facility, Mauna Loa Lidar. Data collection for this product is complete. T

NASA Earthdata CMR + NASA Data Portal2023 · Astronomical catalogue

TOTE-VOTE_AircraftRemoteSensing_DC8_Lidar_Data is the remotely sensed Raman Lidar data collected onboard the DC-8 aircraft during the Tropical Ozone Transport Experiment – Vortex Ozone Transport Experiment (TOTE-VOTE) campaign. Methane and water vapor data are featured in this dataset. Data collection is complete. The Tropical Ozone Transport Experiment – Vortex Ozone Transport Experiment (TOTE-VO

NASA Earthdata CMR + NASA Data Portal2023 · Astronomical catalogue

SOLVE1_Ground_Data is the ground site data collected during the SAGE III Ozone Loss and Validation Experiment (SOLVE). Data were collected by instruments such as Differential Absorption Lidar (DIAL) and the JPL MkIV Balloon Interferometer (MkIV). Data collection for this product is complete. The SOLVE campaign was a NASA multi-program effort of the Upper Atmosphere Research Program (UARP), Atmosph

NASA Earthdata CMR + NASA Data Portal2023 · collection

ACCLIP_AerosolCloud_AircraftRemoteSensing_WB57_Data is the cloud and aerosol remote sensing data from the Roscoe lidar collected during the Asian Summer Monsoon Chemical & Climate Impact Project (ACCLIP). Data collection for this product is complete. ACCLIP is an international, multi-organizational suborbital campaign that aims to study aerosols and chemical transport that is associated with the A