468 datasets

NASA Earthdata CMR + NASA Data Portal2026 · Image data

This dataset contains a map of tree crown polygons and orthomosaics for field sites in Panama across 153.36 ha of mapped plots in old-growth and old secondary forest in the Barro Colorado Nature Monument (BCNM), and San Lorenzo Protected Area (SLPA). Tree crown polygons were developed from orthophoto mosaics of UAV imagery acquired in July 2024, November 2024, and January 2025. Field work verified

NASA Earthdata CMR2026 · Raster · GeoTIFF

This data set contains aerial photogrammetry images collected from two regions of Alaska, USA collected as part of the NASA SnowEx 2023 field campaign. The study sites include a boreal forest environment in the Fairbanks region of central Alaska (the Bonanza Creek Experimental Forest, Caribou Poker Creek watershed, and Farmer’s Loop/Creamer’s Field) and a coastal tundra environment in the North Sl

NASA Earthdata CMR2026 · Table · CSV

The 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

NASA Earthdata CMR2026 · Table · CSV

The SMAPVEX19-22 Millbrook Field data (SV19MB_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 Millbrook, New York during the SMAPVEX19-22 (Soil Moisture Active Passive Validation Experiment 2019-2022) field campaign. The location was chosen due to its forested land co

NASA Earthdata CMR2025 · Image data

This data set contains 54 photographs of snow surfaces collected during the NASA SnowEx23 field campaign near Fairbanks, Alaska. Photos were acquired in April and May 2023 at three study sites that represent a range of landcover conditions, including intact boreal forest, recently and historically burned forest, and open meadows. Snow surface photographs were collected concurrently with ground-bas

NASA Earthdata CMR2025 · Table · CSV

The dataset comprises snow depth measurements extracted from snow poles in time-lapse images near Grand Mesa, CO during the SnowEx 2016-2017 field campaign. Snow poles were 3.048 m (10 ft) vertical poles painted orange. Collection occurred at 18 sites. At each site, five snow depth measurements were extracted every two hours, beginning at 8:00 AM daily. The time-lapse images are archived separatel

NASA Earthdata CMR2025 · Table · CSV

The dataset comprises snow depth measurements extracted from snow poles in time-lapse images near Fairbanks, AK during the SnowEx 2022-2023 field campaign. Snow poles were 1.52 m (5 ft) vertical poles painted red with a 10.16-cm (4 in) yellow top. Collection occurred at 18 sites: 9 at the Bonanza Creek LTER and 9 at the Caribou-Poker Creeks Research Watershed. At each site, three snow depth measur

NASA Earthdata CMR2025 · Image data

These data consist of plant area index (PAI) and the RGB images from which the PAI values were derived. Data image files were taken between April 2019 to December 2022 in the vicinity of Millbrook, New York during the SMAPVEX19-22 (Soil Moisture Active Passive Validation Experiment 2019-2022) field campaign. The location was chosen due to its forested land cover, as SMAPVEX19-22 aims to validate s

NASA Earthdata CMR2025 · Image data

These data consist of plant area index (PAI) and the RGB images from which the PAI values were derived. Data image files were taken between April 2019 to December 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 forested land cover, as SMAPVEX19-22 aims to valid

NASA Earthdata CMR2025 · Image data

The dataset comprises time-lapse images captured by cameras placed near Fairbanks, AK as part of the NASA SnowEx 2022-2023 field campaign. Nine cameras were installed in the Bonanza Creek Experimental Forest (BCEF) and eight cameras were installed in the Caribou-Poker Creek Research Watershed (CPCW). The time-lapse images were collected using a WingscapesTimeLapsePro camera in conjunction with a c

NASA Earthdata CMR2025 · Text

This dataset contains geolocation information for ground-based and airborne measurements collected in Alaska, USA as part of the NASA SnowEx 2023 campaign (Vuyovich et al., 2024). The purpose of this compilation is to facilitate the use of SnowEx 2023 Alaska data by providing Geographical Information System (GIS) files in one location.

NASA Earthdata CMR + NASA Data Portal2025 · Image data

This dataset provides vegetation phenological observations for 738 sites across diverse ecosystems of the world (mostly North America) from 2000 to 2023. The phenology data were derived from conventional visible-wavelength automated digital camera imagery collected through the PhenoCam Network at each site. From each acquired image, RGB (red, green, blue) color channel information was extracted an

NASA Earthdata CMR + NASA Data Portal2025 · Image data

This dataset provides a time series of visible-wavelength digital camera imagery collected through the PhenoCam Network at each of 738 sites across diverse ecosystems of the world (mostly North America) from 2000-2023. Vegetation types such as deciduous broadleaf forests, grasslands, evergreen needleleaf forests, and agriculture are the best-represented. The raw imagery was used to derive informat

NASA Earthdata CMR2025 · Image data

This data set presents photographs of snow pit ground surface collected using a digital camera during the NASA SnowEx 2023 field campaign between 23 and 25 October 2022. The images were collected from 13 snow pits located at the Upper Kuparuk and Toolik (UKT) study site, an arctic tundra environment in Northern Alaska. These photographs were used to derive point cloud data representative of ground

NASA Earthdata CMR2025 · collection

This data set presents ground surface roughness data collected during the NASA SnowEx 2023 field campaign between 23 and 25 October 2022. The data are formatted as point clouds, compiled from images acquired using a digital camera. Images were collected from 13 snow pits located at the Upper Kuparuk and Toolik (UKT) study site, an arctic tundra environment in Northern Alaska. The raw imagery from

NASA Earthdata CMR2025 · collection

This data set presents ground surface roughness data collected during the NASA SnowEx 2023 field campaign between 17 and 28 October 2023. The data are formatted as point clouds, compiled from images acquired using a digital camera. Images were collected from 22 snow pits located across three study sites: Upper Kuparuk and Toolik (UKT), an arctic tundra environment in Northern Alaska, and Caribou P

NASA Earthdata CMR2025 · Image data

This data set presents photographs of snow pit ground surface collected using a digital camera during the NASA SnowEx 2023 field campaign between 17 and 28 October 2023. The images were collected from 22 snow pits located across three study sites: Upper Kuparuk and Toolik (UKT), an arctic tundra environment in Northern Alaska, and Caribou Poker Creek watershed (CPCW) and Farmers Loop Creamers Fiel

NASA Earthdata CMR + NASA Data Portal2023 · Image data

The data set provides multi-year (2016-2018) percent tree cover (TC) estimates for entire Mexico at 30 m spatial resolution. The TC data (hereafter, NEX-TC) was derived from the 30 m Landsat Collection 1 product and a hierarchical deep learning approach (U-Net) developed in a previous CMS effort for the conterminous United States (CONUS) (Park et al., 2022). The hierarchical U-Net framework first

NASA Earthdata CMR2022 · Raster · GeoTIFF

This data set consists of an enhanced resolution digital elevation model (DEM) for the Greenland Ice Sheet, derived from sub-meter resolution, panchromatic stereoscopic imagery collected by the GeoEye-1, WorldView-1, -2, and -3 satellites operated by Maxar Technologies. The DEM was created from in-track image pairs (i.e., both images collected minutes apart along the same orbital pass) and cross-t

NASA Earthdata CMR2022 · Table · CSV

This data contains snow depth measurements derived from time-lapse images collected by cameras placed around Grand Mesa, CO at 29 sites coincident with other SnowEx 2020 measurements. The field view of all cameras includes a 3.049 m, (10 ft) vertical pole that was painted red with a yellow top to serve as a reference for quantifying snow depth. The time-lapse images are archived separately at NSID

NASA Earthdata CMR + NASA Data Portal2022 · Image data

This dataset contains images taken from the front of the NASA DC-8 aircraft during the first three ATom campaigns from 2016-2017. Images were taken with an Axis P1357 High Definition camera with a Theia TH138A wide-angle lens. These images were then stitched together at a 10-second frequency into an MP4 (*.mp4) video for each flight. The forward camera shows the visible atmosphere that DC-8 flew t

NASA Earthdata CMR2022 · collection

This data contains 1-minute resolution all-sky (hemispheric fisheye) images obtained at Davis Station between 10-Jun-2015 and 30-Nov-2019. Images were obtained with a Moonglow Technologies All-Sky-Cam and associated software ( http://www.moonglowtech.com/products/AllSkyCam/ ) Images are 720x576 pixel resolution Images are captured at a rate of one per minute.

NASA Earthdata CMR2022 · Image data

This data set contains sub-daily time-lapse images collected by cameras placed around Grand Mesa, CO at 29 sites coincident with other SnowEx 2020 measurements. The field view of all cameras includes a 3.049 m, (10 ft) vertical pole that was painted red with a yellow top to serve as a reference for quantifying snow depth. Snow depth data derived from these time-lapse images will be published separ

NASA Earthdata CMR2022 · Image data

This data set contains time-lapse images. Cameras were placed around Grand Mesa, CO at 34 sites and around Senator Beck Basin, CO at one site, coincident with other SnowEx 2017 measurements, including the TLS scans, sonic snow depth arrays, weather stations, and local scale observation sites.

NASA Earthdata CMR2022 · collection

Surveyors SPR Samuel Kelly and SPR Warwick Cox of the Australian Defence Force carried out a number of surveys in the Vestfold Hills during the 2017/18 field season. This work included: (i) Surveying north-east and east of Davis in support of Australian Antarctic Project 5097 which aimed to provide geotechnical and preliminary environmental data to assist in decisions on site selection for a poten