Genghis Khan has been branded the greenest invader in history - after his murderous conquests killed so many people that huge swathes of cultivated land returned to forest.
Genghis Khan the Green- The Invader Made Carbon Levels Plummet
Current Status: Blessed (1)
Seeded by Mike Dojc View Original Article: 
the Mail online
Seeded on Tue Feb 1, 2011 5:20 AM
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