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• NASA Celebrates the 40th Anniversary of Earth Day on the National Mall

  • Uploaded by: NASA Goddard Space Flight Center
  • License: CC BY 2.0
  • 5 comments
  • 1 favorite
  • 12,751 views
  • Date taken: 2010-04-17 10:28:58
  • Date uploaded: 2010-04-18
  • Tags: nasa, earthday2010, nasaearthday, dc, washington, nationalmall
  • Visibility: public