After decades of disappearing into the Chesapeake Bay, Poplar Island is being rebuilt. thumbnail: http://svs.gsfc.nasa.gov/vis/a010000/a011000/a011028/G2012-075_Poplar_Island_timelapse-short_gal.png
Scenes from the Polar Night
Landsat satellites have begun regularly acquiring images of ice at the poles during the winter, with enlightening results.