Takhle mi Země letos popřála k narozeninám

To se událo 11. dubna t.r.

http://blogs.agu.org/landslideblog/2013/04/12/the-unusually-large-bingham-canyon-mine-landslide-an-impressive-example-of-prediction-using-monitoring/

http://www.deseretnews.com/article/865578331/Kennecott-landslide-impacts-global-copper-industry-Utah-economy.html