Start Date: End Date: Published Date Data Date
Anchorage, Alaska
560 x 560 JPEG
Published December 21, 2011
A Landsat 7 image of Anchorage, Alaska acquired on June 2, 2001.
Related images:
4 MB - TIFF
Sustaining Seven Billion People
720 x 480 JPEG
Published December 9, 2011
Figuring out how to sustain the world’s growing population is a challenge that satellites can help resolve.
720 x 361 PNG
3252 x 1632 630 KB - PNG
4000 x 6000 4 MB - JPEG
48 MB - GeoTIFF
Satellites Track Yellowstone’s Underground Heat
720 x 720 JPEG
Published December 8, 2011
Landsat instruments have peered into the hot-water plumbing beneath some of the park’s famous monuments.
3997 x 3997 5 MB - JPEG
119 MB - GeoTIFF
720 x 325 PNG
3 MB - MOV
296 KB - KML/KMZ
Salar de Atacama, Chile
Published November 29, 2011
In perhaps the driest place on Earth, water still shapes the landscape.
4007 x 4007 5 MB - JPEG
32 MB - GeoTIFF
Oulu, Finland
Published November 27, 2011
Today, Finland’s coastal city of Oulu is subarctic. A little over 11,000 years ago, it was buried by ice.
4000 x 4000 6 MB - JPEG
54 MB - GeoTIFF
Polynyas and the Pine Island Glacier, Antarctica
Published November 18, 2011
Three polynyas—circular areas free of sea ice—provide tantalizing clues as to why Antarctica’s Pine Island Glacier is melting at an astonishing 100 meters per year.
3746 x 2498 698 KB - JPEG
Old Volcano, Older Footprints
Published October 12, 2011
Acquired September 15, 2000, this natural-color image shows Aniakchak National Monument in Alaska, home to an old caldera, and even older fossils.
4000 x 4000 5 MB - JPEG
30 MB - GeoTIFF
45 KB - KML/KMZ