125 Results
Join us to learn how to discover, subset, access and visualize both MODIS and VIIRS data products using a suite of user-friendly tools developed by NASA's ORNL DAAC.
Published Aug 16, 2018 04:23 PM
Last updated
Scientists develop routine service for wildfire detection in the continental United States with a latency of less than 60 seconds.
Published Jul 20, 2022 09:40 AM
Last updated
Our experts break down the similarities and differences of Earth observation sensors operated by NASA.
Published Sep 29, 2022 03:12 PM
Last updated
Update Your Bookmarks: We are no longer processing the "Chlorophyll a Terra/MODIS" (MODIS_Terra_Chlorophyll_A) and "Chlorophyll a Aqua/MODIS" (MODIS_Aqua_Chlorophyll_A). Comparable layers are available for Terra/MODIS, Aqua/MODIS and now, Suomi NPP/VIIRS.
Published May 19, 2022 02:26 PM
Last updated
Thirty-meter data from the Operational Land Imager aboard Landsat 8 and 9 offer greater resolution than MODIS and VIIRS.
Published Oct 27, 2022 10:16 AM
Last updated
Issues with VIIRS near real-time products and some MODIS near real-time atmosphere products have been resolved.
Published Mar 26, 2017 03:03 PM
Last updated
The updated system lets users select HDF4, HDF5, and NetCDF file formats, and facilitates the transition from MODIS to VIIRS data.
Published Dec 13, 2022 09:25 AM
Last updated
Based on the same MODIS algorithm, the new VIIRS Dark Target Aerosol product provides global satellite-derived measurements of Aerosol Optical Depth and aerosol properties over land and ocean.
Published Feb 18, 2021 04:36 PM
Last updated
Through NASA FIRMS, users can interactively view fire data via the Fire Map, search for both VIIRS and MODIS active fires/hotspots and sign-up to receive automated Fire Email Alerts for their geographic areas of interest. Join us to learn more!
Published May 23, 2018 02:18 PM
Last updated
NASA LANCE near real-time data can be used for monitoring vegetation and crop conditions.
Published May 6, 2015 07:37 PM
Last updated
NASA LANCE near real-time data can be used for identifying, tracking, and mapping floodwater extent for active floods.
Published May 6, 2015 07:22 PM
Last updated
NASA LANCE near real-time data can be used for identifying areas of drought over time.
Published May 6, 2015 07:14 PM
Last updated
NASA LANCE near real-time data can be used for identifying, tracking, and monitoring fires.
Published May 6, 2015 07:20 PM
Last updated
NASA LANCE near real-time data can be used for revising or confirming 24-hour forecasts related to weather systems approaching land from the ocean.
Published May 6, 2015 07:25 PM
Last updated
The View Data tool lets users find and preview full-resolution MODIS and VIIRS atmospheric datasets prior to downloading.
Published Feb 21, 2024 11:41 AM
Last updated
The Time Since Detection classification for MODIS and VIIRS active fire detection is available in the fire map for FIRMS Global and FIRMS US/Canada.
Published Jun 30, 2021 09:57 AM
Last updated
FIRMS recently integrated ultra real-time MODIS and VIIRS active fire data from multiple direct readout ground stations in the continental United States.
Published Jul 14, 2022 11:38 AM
Last updated
A summary of datasets, products, and resources released by NASA’s Distributed Active Archive Centers (DAACs) in January 2024.
Published Feb 5, 2024 12:12 PM
Last updated
NASA Moderate Resolution Imaging Spectroradiometer (MODIS) imagery are useful for identifying and tracking ash plumes from volcanic eruptions.
Published May 6, 2015 07:12 PM
Last updated
Recent maneuvers by NASA in February 2020 and March 2021 signal the eventual retirement of the agency's Terra and Aqua satellites, paving the way for the VIIRS instruments of the Joint Polar Satellite System to take the lead in providing critical Earth system observations.
Published Apr 6, 2022 10:08 AM
Last updated