2,869 datasets

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

Low-Cost-Sensors-AQ_PakAirQuality is the ground site data collected by the Pakistan Air Quality Initiative (PAQI) sensor network as part of the Low-Cost Air Quality Sensor Harmonization Database. Data collection for this product is ongoing. The Low-Cost Sensor AQ Harmonization aims to harmonize sensor networks by amalgamating measurements from a multitude of networks into one open access framework

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

Low-Cost-Sensors-AQ_AirGradient is the ground site data collected by the AirGradient sensor network as part of the Low-Cost Air Quality Sensor Harmonization Database. Data collection for this product is ongoing. The Low-Cost Sensor AQ Harmonization aims to harmonize sensor networks by amalgamating measurements from a multitude of networks into one open access framework. Currently, data from 10 uni

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

AAOE_TOMS_ER2_Data is the Total Ozone Mapping Spectrometer (TOMS) data collected along the flight path of the ER-2 aircraft during the Airborne Antarctic Ozone Experiment (AAOE) suborbital campaign. Data collection for this product is complete. The AAOE suborbital campaign was an international and multi-organizational campaign with NASA, NOAA, NSF, and Chemical Manufacturer’s Association (CMA). It

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

AAOE_TOMS_DC8_Data is the Total Ozone Mapping Spectrometer (TOMS) data collected along the flight path of the DC-8 aircraft during the Airborne Antarctic Ozone Experiment (AAOE) suborbital campaign. Data collection for this product is complete. The AAOE suborbital campaign was an international and multi-organizational campaign with NASA, NOAA, NSF, and Chemical Manufacturer’s Association (CMA). It

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

AAOE_Analysis_ER2_Data contains modeled trajectories and meteorological data along the flight path for the ER-2 aircraft during the Airborne Antarctic Ozone Experiment (AAOE) suborbital campaign. Data collection for this product is complete. The AAOE suborbital campaign was an international and multi-organizational campaign with NASA, NOAA, NSF, and Chemical Manufacturer’s Association (CMA). It al

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The MERRA-2 Gridded Innovations and Observations (GIO) dataset provides assimilated observations and key statistics generated during observational data assimilation. GIO data are created by binning observations and innovations onto grids consistent with MERRA-2 specifications and storing them in NetCDF format for convenient access. This dataset serves multiple purposes: it shows which data was ass

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The MERRA-2 Gridded Innovations and Observations (GIO) dataset provides assimilated observations and key statistics generated during observational data assimilation. GIO data are created by binning observations and innovations onto grids consistent with MERRA-2 specifications and storing them in NetCDF format for convenient access. This dataset serves multiple purposes: it shows which data was ass

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

AASE_Analysis_DC8_Data contains modeled trajectories and meteorological data along the flight path for the DC-8 aircraft 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 ha

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

AASE_Analysis_ER2_Data contains modeled trajectories and meteorological data along the flight path for the ER-2 aircraft 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 bro

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

AASE2_Analysis_DC8_Data contains modeled trajectories and meteorological data along the flight path for the DC-8 aircraft 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 b

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

AASE2_Analysis_ER2_Data contains modeled trajectories and meteorological data along the flight path for the ER-2 aircraft 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 b

NASA Earthdata CMR2026 · Array · NetCDF

This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) Program, contains estimates of precipitation phase (rain, snow, or clear) and total precipitation rate at approximately 5.1 km × 13.2 km resolution along the Global Precipitation Measurement (GPM) Microwave Imager (GMI) S1 swath. The data are generated from GMI brightness temperatures using

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

SPADE_Analysis_ER2_Data contains modeled trajectories and meteorological data along the flight path for the ER-2 aircraft 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

NASA Earthdata CMR2026 · Array · NetCDF

The TRMM PR product (NSIDC-0807), derived from the Tropical Rainfall Measuring Mission (TRMM) Precipitation Radar (PR) instrument, includes Level-3 gridded radar backscatter data collected at 13.88 GHz with vertical transmit–vertical receive (VV) polarization. Data are gridded to the EASE-Grid 2.0 cylindrical projections (Brodzik et al., 2012; Brodzik et al., 2014) at two griddings. Input data for

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

STEP_Radionuclide_AircraftInSitu_ER2_Data is the in-situ radionuclide data for the ER-2 aircraft collected during the Stratospheric-Tropospheric Exchange Project (STEP) suborbital campaign. Data collection for this product is complete. The STEP campaign was an interorganizational campaign with NASA and the National Oceanic Atmospheric Administration (NOAA). STEP had two mission objectives. The fir

NASA Earthdata CMR + NASA Data Portal2026 · Astronomical catalogue

ASHOE-MAESA_Analysis_ER2_Data contains modeled trajectories and meteorological data along the flight path for the ER-2 aircraft 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

NASA Earthdata CMR2026 · Array · NetCDF

This data set, part of the NASA Making Earth System Data Records for Use in Research Environments (MEaSUREs) program, contains a bed topography and bathymetry map of Antarctica. Bed topography is deduced by subtracting ice thickness from the surface elevation; using Ice Flow Perturbation Analysis (IFPA); and by other methods. Surface elevations are obtained from the Reference Elevation Model of An

NASA Earthdata CMR + NASA Data Portal2026 · Image data

ML2EDMPGEOS5294 is the EOS Aura Microwave Limb Sounder (MLS) product with derived meteorological variables from GEOS-IT 5.29.4 at the MLS profile locations. The data version is 5.0. Spatial coverage is near-global (-82 degrees to +82 degrees latitude), with each profile spaced 1.5 degrees or ~165 km along the orbit track (roughly 15 orbits per day). The vertical range is from 1000 to 0.01 hPa, and

NASA Earthdata CMR + NASA Data Portal2026 · Image data

ML2EDMPMERRA2 is the EOS Aura Microwave Limb Sounder (MLS) product with derived meteorological variables from MERRA-2 at the MLS profile locations. The data version is 5.0. Spatial coverage is near-global (-82 degrees to +82 degrees latitude), with each profile spaced 1.5 degrees or ~165 km along the orbit track (roughly 15 orbits per day). The vertical range is from 1000 to 0.01 hPa, and the vert

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The GSFC OMPS/MERRA2 L3 1x1deg Monthly Tropospheric Column Ozone product (TrCO3_Monthly_OMPS) contains tropospheric column ozone amounts averaged by month from 2012 to present. Total column measurements are obtained from the Ozone Mapping Profiler Suite (OMPS) nadir-mapper on the Suomi National Polar orbiting Partnership (NPP) satellite. Tropospheric column ozone (TCO) is derived by subtracting th

NASA Earthdata CMR + NASA Data Portal2026 · Image data

The GSFC EPIC/MERRA2 L3 1x1deg Monthly Tropospheric Column Ozone product (TrCO3_Monthly_EPIC) contains tropospheric column ozone amounts averaged by month from 2015 to present. Measurements from four UV channels of the Earth Polychromatic Imaging Camera (EPIC) on the Deep Space Climate ObserVatoRy (DSCOVR) are used to reconstruct distributions of global ozone. Tropospheric column ozone (TCO) is de

NASA Earthdata CMR2025 · Array · NetCDF

This data set reports daily, reach-scale river discharge for 114,147 river reaches in the High Mountain Asia region from 1 January 2004 through 31 December 2019. The data were generated by combining ensemble hydrologic modeling with data assimilation of remotely sensed discharge from Landsat and PlanetScope satellite imagery.

NASA Earthdata CMR2025 · Array · NetCDF

This data set provides monthly, gridded, winter Arctic sea ice thickness, freeboard, ice density, snow depth, and snow density estimates derived from ICESat-2 L4 Along-Track Sea Ice Thickness (IS2SITDAT4).

NASA Earthdata CMR + NASA Data Portal2025 · Image data

The GSFC Ozone Profile Climatology: MLS/GMI Seasonal and REOF Interannual product (O3CLIM_MLSGMI_REOF) is comprised of two components: (1) a 12-month seasonal climatology based on Aura MLS stratospheric and M2GMI tropospheric ozone, and (2) a time-dependent inter-annual climatology based on the rotated emperical orthogonal function (REOF) method. These two components are added together to derive a

NASA Earthdata CMR + NASA Data Portal2025 · Image data

The GEOS-GMI Diurnal Ozone Climatology product (O3CLIM_GEOSGMI_DIURNAL) contains ozone climatology by averaging 2 years of GEOS-GMI model simulations (2017–2018) as a function of latitude in 5 degree bins, pressure, month and time of day (local solar time). The data are stored in a single netCDF (classic old version) file. Data are reported every half-hour for each month and zonally averaged at 5