A visual history of the Earth through 5 milestones which explain the great changes that have made life on our planet possible: How did we get here? Follow a path of more than 4.5 billion years, from its birth as a fireball to the present Blue Planet. Discover what has made the Earth so special, a world in constant change.
Read more: http://ift.tt/1DjLDgN
No comments:
Post a Comment