What happens in 1 minute

http://earthsky.org/human-world/what-happens-in-1-minute-video?utm_source=EarthSky+News&utm_campaign=e38ffafe8b-EarthSky_News&utm_medium=email&utm_term=0_c643945d79-e38ffafe8b-394086161&mc_cid=e38ffafe8b&mc_eid=437b5ed7c4

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