15th Anniversary of Terra Moderate Resolution Imaging Spectroradiometer's (MODIS) first images
Image of the Mississippi Delta, USA, acquired on February 24, 2000. This is one of the first scenes acquired by the Moderate resolution Imaging Spectroradiometer (MODIS) on board NASA's flagship Earth Observing System (EOS) satellite, Terra. In this image you can clearly see sediment plumes around the delta and between the barrier islands to the north. Click to learn more about Terra and MODIS.
Ash plume from Klyuchevskaya Sopka
Image of an ash plume from Klyuchevskaya Sopka (Kiluchevskoi) on 25 February 2015 from the MODIS instrument on board the Terra satellite. A stratovolcano, Klyuchevskaya Sopka is also the highest mountain on the Kamchatka Peninsula of Russia and the highest active volcano in Eurasia. Visit Worldview to visualize near real-time data from EOSDIS.
DAAC Image of the Week - CDDIS supports the IGS multi-GNSS experiment
The Crustal Dynamics Data and Information System (CDDIS) supports the International Global Navigation Satellite System (GNSS) Service (IGS) multi-GNSS experiment, adding data from new GNSS constellations and new space geodesy sites. A total of 122 sites are now tracking the Global Positioning System (GPS), Globalnaya navigatsionnaya sputnikovaya sistema (GLONASS), Galileo, Satellite-Based Augmentation System (SBAS), Beidou, and Quasi-Zenith Satellite System (QZS) satellite constellations. Visit CDDIS for more information.
SEDAC Map of the Week - Low Elevation Coastal Zone (LECZ) Urban-Rural Population and Land Area Estimates of Boston, USA, 2010
Map of Boston, USA's 2010 estimates of population density (left) and the low elevation coastal zone (right). The Low Elevation Coastal Zone (LECZ) Urban-Rural Population and Land Area Estimates, Version 2, 2010 data set consists of country-level estimates of urban population, rural population, total population and land area country-wide and in LECZs for the years 1990, 2000, 2010, 2100. Visit SEDAC for more information.
Microbes in the murk
Researchers explore how ancient life survives in suspension under the sea by drilling for seabed core samples and studying primary productivity around the core sites using data from the Sea-Viewing Wide Field-of-View Sensor (SeaWiFS). Click to read more of this Sensing Our Planet article.
Introducing Earthdata Search - Beta!
Check out the beta release of the Earthdata Search client! Earthdata Search combines the latest EOSDIS service offerings with user experience research and expertise, producing a state-of-the-art client for discovering, searching, visualizing, and retrieving Earth science data.