April 2007


The eastern side of the Ross Ice Shelf, Ross Island, Koettlitz Glacier, Ferrar Glacier.
Apr 2, 2007A Closer Look: the Landsat Image Mosaic of Antarctica

Source: NASA SVS The Landsat Image Mosaic of Antarctica (LIMA) is a data product jointly produced by the U.S. Geological Survey (USGS), the British Antarctic Survey (BAS), the National Aeronautics and Space Administration (NASA), and funded by [...]

Apr 2, 2007Roles of NASA and USGS for the LDCM Mission Defined

Source: USGS Scientists and engineers from the Department of the Interior's U.S. Geological Survey (USGS) and NASA are moving forward in planning a successor to the Landsat 7 satellite mission. With the Landsat Data Continuity Mission (LDCM) [...]

USDA agricultural engineer examines a sample of grain.
Apr 2, 2007Landsat – Protecting the Price of Bread

Contributor: Laura Rocchio Year-to-year we expect the price of bread to remain relatively stable, but rarely do we realize the complex interactions and activities that are responsible for that price stability. And even less often do we realize [...]

Apr 2, 2007L5 TM Radiometric Calibration Update

Source: USGS Effective April 2, 2007, updates to the radiometric calibration of Landsat 5 (L5) Thematic Mapper (TM) data processed and distributed by the U.S. Geological Survey (USGS) Center for Earth Resources Observation and Science (EROS) [...]

Apr 1, 2007Landsat 7 Transitions to Bumper Mode

As reported on the USGS Landsat website: "On April 1, 2007, the Landsat 7 mission will begin imaging in an alternate mirror-scanning control mode from the original Scan Angle Monitor (SAM) process that has been used since the satellite was [...]