Start Date: End Date: Published Date Data Date
The Ups and Downs of Lake Chad
4928 x 3280 3 MB - JPEG
Published November 25, 2017
The once-great lake has lost most of its water and now spans less than a tenth of the area it covered in the 1960s.
Related images:
720 x 1200 JPEG
4500 x 3750 11 MB - JPEG
9000 x 7500 11 MB - JPEG
720 x 300 JPEG
9000 x 7500 14 MB - JPEG
A Clearer View of Silicon Valley
7997 x 7997 144 MB - GeoTIFF
Published February 5, 2017
Two images acquired more than four decades apart show the development of the technology behind Landsat’s satellite sensors.
720 x 480 JPEG
2000 x 2000 6 MB - JPEG
2000 x 2000 10 MB - GeoTIFF
7997 x 7997 12 MB - JPEG