ASDC
NASA's Jet Propulsion Laboratory (JPL) Multi-angle Imaging SpectroRadiometer (MISR) project and the Atmospheric Science Data Center (ASDC) announce the release of new versions of the Multi-angle Imaging SpectroRadiometer (MISR) Level 2 (L2) Aerosol Product, the MISR L2 Land Surface Product, and the Level 3 (L3) Component Global Aerosol and Land Surface Products.
GES DISC
NASA's Goddard Earth Sciences Data and Information Services Center (GES DISC) released the Nimbus "CDROM" datasets originally created by Oxford University's Atmospheric, Oceanic and Planetary Physics (AOPP) group. These CDROM datasets contain radiance data from the
- Selective Chopper Radiometer (SCR) instrument on Nimbus-4 from 1970-07-27 to 1972-11-02 (1 disc)
- SCR instrument on Nimbus-5 from 1972-12-13 to 1978-04-20 (28 discs)
- Pressure Modulated Radiometer (PMR) instrument on Nimbus-6 from 1975-06-16 to 1978-06-24 (2 discs)
- Stratospheric and Mesospheric Sounder (SAMS) instrument on Nimbus-7 from 1978-10-22 to 1984-04-16 (53 discs)
GHRC DAAC
NASA's Global Hydrometeorology Resource Center Distributed Active Archive Center (GHRC DAAC) published the Global Precipitation Model (GPM) Ground Validation Duke Soil Moisture Integrated Precipitation and Hydrology Experiment (IPHEx) dataset. This dataset consists of a collection of soil parameters obtained during the IPHEx, which occurred in the Southern Appalachians, including the Piedmont and Coastal Plain regions of North Carolina. The dataset includes measurements during February 27, 2014 through October 17, 2014. The instruments used included Theta Probes, Infrared Thermometers, 200-A Soil Core Samplers, Global Positioning System (GPS), and Soil Thermometers. Data were collected during overflights of the Scanning L-band Active Passive (SLAP) instrument and CS6161 Water Reflectometers were used to collect calibration data in Jordan Lake, NC. Data are available in a variety of formats including shapefiles, Excel, Word, and ASCII files. Browse images of site locations and data are available in JPG format.
GHRC DAAC published the GPM Ground Validation Daily Precipitation Olympic Mountains Experiment (OLYMPEX) dataset on Feb 1st. This dataset consists of a single netCDF-4 data file containing estimates of daily precipitation, both rainfall and snowfall amounts, on a 1/32 degree spatial resolution grid covering the extent of the OLYMPEX field campaign region in the Olympic Mountains of the state of Washington. This data product was created for the GPM Ground Validation OLYMPEX field campaign. These precipitation estimates are based on National Oceanographic and Atmospheric Agency (NOAA) WSR-88D radar and rain gauge data incorporated in NOAA National Severe Storms Laboratory (NSSL) local gauge bias-corrected radar quantitative precipitation estimation (QPE) model (product Q3GC) and the Mountain Mapper QPE model (product Q3MM) products. The Variable Infiltration Capacity (VIC) macroscale hydrologic model was also used to invert snow water equivalent (SWE) measurements from the Airborne Snow Observatory also collected during OLYMPEX. The model precipitation was used for mountainous regions where ground radar is obstructed by the terrain. This precipitation dataset is includes the dates of October 1, 2015 through April 30, 2016.
GHRC DAAC published the GPM Ground Validation CAX1 Radar ODIM format OLYMPEX dataset. This dataset consists of radar parameters, such as Radar reflectivity, Doppler velocity, Doppler width, Differential reflectivity, Differential phase, Differential phase shift, Correlation coefficient, and Signal Quality Index, provided on a 0.4 to 1.0 km spatial resolution within the OLYMPEX field campaign study region in state of Washington. These data are available from November 14, 2015 through April 1, 2016 and were collected by the dual polarization X-band “CAX1” portable scanning radar which was located at the southern tip of Vancouver Island on the Canadian Forces Base (CFB) Esquimalt Albert Head (AHD) military training area. These data are available in ODIM HDF-5 format, and have corresponding browse imagery in PNG format.
NSIDC DAAC
NASA's National Snow and Ice Data Center DAAC (NSIDC DAAC) published the dataset Daily Lake Ice Phenology Time Series Derived from AMSR-E and AMSR2, Version 1. This dataset, part of the Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program, provides 5 km ice phenology retrievals describing daily lake ice conditions (ice-on/ice-off) over the Northern Hemisphere. This satellite-based dataset allows for rapid assessment and regional monitoring of seasonal ice coverage over large lakes with resulting accuracy suitable for global change studies. doi:10.5067/HT4NQO7ZJF7M
NSIDC DAAC published updated data through 11/12 May 2017 for the following datasets:
- IceBridge KT19 IR Surface Temperature, Version 1.
- IceBridge Narrow Swath ATM L1B Elevation and Return Strength, Version 2.
- IceBridge ATM L1B Elevation and Return Strength, Version 2
- IceBridge ATM L2 Icessn Elevation, Slope, and Roughness, Version 2
- IceBridge MCoRDS L1B Geolocated Radar Echo Strength Profiles, Version 2.
- IceBridge MCoRDS L2 Ice Thickness, Version 1
NSIDC DAAC has published the dataset “SMAPVEX16 Manitoba Core-Based In Situ Soil Moisture Data”, Version 1 from the Soil Moisture Active Passive Validation Experiment 2016 Manitoba (SMAPVEX 16 Manitoba) validation campaign. The new dataset contains in situ measurements of soil moisture and bulk density and is the first of many for the SMAPVEX16 Manitoba campaign. Though minimal documentation is presently available, the dataset is available as an early release.
NSIDC DAAC has published the dataset MEaSUREs Greenland Quarterly Ice Sheet Velocity Mosaics from SAR and Landsat, Version 1. This dataset, part of the MEaSUREs Program, contains quarterly ice velocity mosaics for the Greenland Ice Sheet derived from SAR data obtained by TerraSAR-X/TanDEM-X (TSX/TDX) and Copernicus Sentinel-1A and -1B satellites, and from Landsat 8 optical imagery for years 2015 and 2016.
NSIDC DAAC has published the dataset MEaSUREs Greenland Monthly Ice Sheet Velocity Mosaics from SAR and Landsat, Version 1. This dataset contains monthly ice velocity mosaics for the Greenland Ice Sheet derived from SAR data obtained by TerraSAR-X/TanDEM-X (TSX/TDX) and Copernicus Sentinel-1A and -1B satellites, and from Landsat 8 optical imagery for years 2015 and 2016.
NSIDC DAAC has published data from December 2017 for the dataset MEaSUREs Greenland Image Mosaics from Sentinel-1A and 1B, Version 2. This dataset is part of the MEaSUREs Program.
NSIDC DAAC has published a change to data access for the MEaSUREs Antarctic Boundaries for IPY 2007-2009 from Satellite Radar, Version 2. Data access is now solely through our primary archive at: https://n5eil01u.ecs.nsidc.org/MEASURES/NSIDC-0709.002/. File level spatial and temporal metadata have been added to aid in searching and ordering the data through Earthdata Search.
ORNL DAAC
NASA's Oak Ridge National Laboratory DAAC (ORNL DAAC) published the Carbon Monitoring System (CMS) dataset CMS: Fire Weather Indices for Interior Alaska, 2001-2010. This dataset provides daily fire weather indices for interior Alaska during the active fire seasons from 2001 to 2010. Data are gridded at 60-m resolution. The active fire season is defined as May 24-September 18 (days of the year 144-261) in this dataset.
ORNL DAAC published the following Pre-Arctic-Boreal Vulnerability Experiment (Pre-ABoVE) datasets:
- Pre-ABoVE: “Arctic Vegetation Plots, ARCSS/LAII Flux Sites, North Slope, AK, 1995-1996”
- Pre-ABoVE: “Vegetation Plots at Barter Island and Point Barrow, Alaska, 1994”
- Pre-ABoVE: “Arctic Vegetation Plots, IBP Tundra Biome, Barrow, Alaska, 1972-2010”
- Pre-ABoVE: “ATLAS Vegetation Plots, North Slope and Seward Peninsula, AK 1998-2000”
- Pre-ABoVE: “Arctic Vegetation Plots in NPS Arctic Network Parks, Alaska, 2002-2008”
- Pre-ABoVE: “Arctic Vegetation Plots, Northern NWT and YT, Canada, 1965-1966”
- Pre-ABoVE: “Arctic Vegetation Plots in Flux Tower Footprints, North Slope Alaska, 2014”
- Pre-ABoVE: “Arctic Vegetation Plots, Burned and Unburned Tundra, Alaska, 2011-2012”
- Pre-ABoVE: “Arctic Vegetation Plots near Spine Road, Prudhoe Bay, Alaska, 2014”
ORNL DAAC published the Vegetation Collection dataset “Lidar-derived Vegetation Canopy Structure, Great Smoky Mountains National Park, 2011”. This dataset provides multiple-return lidar-derived vegetation canopy structure at 30-meter spatial resolution for the Great Smoky Mountains National Park. Canopy characteristics were analyzed using high resolution three-dimensional point cloud measurements gathered between February-April 2011 for Tennessee and during March-April 2005 for North Carolina sections of the park. Vegetation types were mapped by grouping areas of similar canopy structure.
ORNL DAAC published the Atmospheric Carbon and Transport - America dataset (ACT-America): L2 In Situ CO2, CO, and CH4 Concentrations from Towers, Eastern USA. This dataset provides atmospheric carbon dioxide (CO2), carbon monoxide (CO), and methane (CH4) concentrations as measured on a network of 9 instrumented communications towers operated by the ACT-America project. Tower-based measurements began in early 2016 and are continuously collecting CO2, CO, and CH4 data to characterize ground-level (>100 m) carbon background conditions to support the periodic airborne measurement campaigns and transport modeling conducted by ACT-America.
ORNL DAAC published the Vegetation Collection dataset PhenoCam Dataset v1.0: Digital Camera Imagery from the PhenoCam Network, 2000-2015. This dataset provides a time series of visible-wavelength digital camera imagery collected through the PhenoCam Network at each of 133 sites in North America and Europe from 2000-2015. The raw imagery was used to derive information on phenology, including time series of vegetation color, canopy greenness, and phenology transition dates for the PhenoCam Dataset v1.0.
ORNL DAAC published the ABoVE dataset ABoVE: AVHRR-Derived Forest Fire Burned Area-Hot Spots, Alaska and Canada, 1989-2000. This dataset provides annual forest fire burned area and daily hotspot products developed using data acquired from the Advanced Very-High-Resolution Radiometer (AVHRR) instruments carried aboard two NOAA polar-orbiting satellites (NOAA-11 and NOAA-14). The fire products were generated over 12 fire seasons (1st May - 31st October) from 1989-2000 at 1-km resolution and subset to the ABoVE spatial domain of Alaska and Canada.
ORNL DAAC published a revised version of the Southern African Regional Science Initiative Project dataset SAFARI 2000 MODIS Airborne Simulator Data, Southern Africa, Dry Season 2000. This dataset contains the Moderate Resolution Imaging Spectroradiometer (MODIS) Airborne Simulator (MAS) multispectral data collected during the SAFARI 2000 project. The flights were undertaken over Southern Africa by the NASA ER-2 aircraft during August and September, 2000.
PO.DAAC
NASA's Physical Oceanography DAAC (PO.DAAC) publicly released the Goddard Aquarius Radio Frequency Interference (RFI) L3 V1.0 and Group for High Resolution Sea Surface Temperature (GHRSST) Remote Sensing Systems (REMSS) L4 V5 Sea Surface Temperature (SST) MW_OI and MW-IR_OI datasets.
PO.DAAC ingestion testing was completed in preparation for release of a new dataset for Version 2.0 Rapidscat Level 2B Climate Ocean Wind Vectors dataset in 12.5km Footprints with sample data from the year 2016.
SEDAC
NASA's Socioeconomic Data and Applications Center (SEDAC) completed a beta release of two datasets based on the Global Fire Emissions Data v.4 (GFED4) on 26 January - the Global Fire Emissions Indicators, Country-Level Tabular Data, v1 (1997 – 2015) and the Global Fire Emissions Indicators, Grids, v1 (1997 – 2015). The Country-Level Tabular Data summarize the data by country and by year, whereas the grids provide the data in GeoTIFF as an alternative to the NetCDF5.