Interesting story on how scientists digitally archived old satellite photos to gather more information on how climate change is affecting the ice caps.
“By extending the satellite record back to the 1960s, we can understand more about the history and natural variability in things like sea ice extent in the Arctic, and the Antarctic,” said David Gallaher, technical services manager at NSIDC. The modern satellite record of sea ice goes back only to 1979.
Make sure to watch the video.
(via The Verge)