Text Size

City 'Change Pairs' from Landsat

The Landsat program has seen a literal world of changes in its 40 years of observing Earth. This interactive compares "before and after" views of some of those changes.

Click on a thumbnail image and drag the white slider bar to compare earlier Landsat views (left) with more recent observations (right).

› Download source images from Flickr
Images credit: NASA/USGS