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

Jul 22, 2010 • 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 significantly raise sea level. The continent is losing […]

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

Jul 13, 2010 • 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, this study is the first to actually quantify […]