Earth's heartbeat

Janny Wurts Chat Area: Miscellaneous: Earth's heartbeat
   By Annette on Thursday, August 01, 2013 - 02:38 am: Edit Post

Really it is not a heartbeat, only the seasonal changes, but thought some might like to see it.
http://au.news.yahoo.com/thewest/a/-/breaking/18276118/animation-shows-earths-he artbeat/


   By Clansman on Thursday, August 01, 2013 - 08:14 am: Edit Post

Pretty cool, but it never shows any Arctic Sea ice, which I find puzzling. Perhaps it is cropped out of the pictures to improve the contrast and create the "heartbeat" effect.


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