July 2010

Forest height in southern Eleuthera
Jul 31, 2010Landsat Time Series Used to Map Tropical Dry Forest Height

A team of researchers led by Landsat Science Team member Eileen Helmer has used Landsat time series data to map forest height on the island of Eleuthera. In the past, forest height and vertical structure have more typically been mapped with [...]

Jul 30, 2010Technical Paper: The Thermal Infrared Sensor on LDCM

A team of scientists presented a technical paper explaining the design of the thermal sensor (TIRS) that will be flown on the Landsat Data Continuity mission at the 2010 IGARSS meeting in Honolulu, Hawaii. The paper also highlights the water [...]

Map of Antarctica's Landmass
Jul 22, 2010Most Accurate Map of Antarctica’s Landmass Made From Landsat Data

Antarctica may not be the world's largest landmass -- it's the fifth-largest continent -- but resting on top of that land is the world's largest ice sheet. That ice holds more than 60 percent of Earth's fresh water and carries the potential to [...]

Jul 15, 2010Thune Amendment For Continued NASA-USGS Landsat Coordination

U.S. Senator John Thune had an amendment accepted today by the Senate Commerce, Science, and Transportation Committee to the 2010 National Aeronautics and Space Administration (NASA) Reauthorization Bill, which will provide for NASA's continued [...]

Giuliano Guimaraes examines a fallen tree
Jul 13, 2010Study Using Landsat Finds Amazon Storm Killed Half a Billion Trees

A single, huge, violent storm that swept across the whole Amazon forest in 2005 killed half a billion trees, according to a new study funded by NASA and Tulane University. While storms have long been recognized as a cause of Amazon tree loss, [...]