Subscribe to MinuteEarth – it’s FREE! – http://dft.ba/-minuteearth_sub
Agriculture, hula hoops, SARS, and THIS video: how long did they take to get around the earth?
Thanks to ScienceAlert for support – http://www.sciencealert.com
MinuteEarth is on facebook – http://facebook.com/minuteearth
And twitter – http://twitter.com/MinuteEarth
MinuteEarth provides an energetic and entertaining view of trends in earth’s environment — in just a few minutes!
Created by Henry Reich, with Alex Reich, Peter Reich, Rose Eveleth, Emily Elert, and John Guittar.
Music by Nathaniel Schroeder http://www.soundcloud.com/drschroeder