Landsat Legacy: Ambitious NASA-USGS Program Observing Earth From Space Turns 50
On a warm July day in 1972, NASA launched the Earth Resources Technology Satellite, a new Earth-imaging satellite. “ERTS” was the first satellite of what…
On a warm July day in 1972, NASA launched the Earth Resources Technology Satellite, a new Earth-imaging satellite. “ERTS” was the first satellite of what…
The Columbia Glacier descends from an ice field 10,000 feet (3,050 meters) above sea level, down the flanks of the Chugach Mountains, and into a narrow inlet that…
Regardless of the amount of winter ice cover, the waters off of the Alaskan coast usually come alive each spring with blooms of phytoplankton. These…
While analyzing detailed global surface temperature maps, researchers discovered the coldest place on Earth: a high ridge in Antarctica on the East Antarctic Plateau. What…
Kirtland’s warblers (named after Jared P. Kirtland) are an endangered species of birds that, like so many humans, spend summer in North America and winter…