Just for fun because this movie is unique and awesome...
The Complete List of Sources Avatar is Accused of Ripping Off
Cultural interpretation of the story also varies across the world. For many cultures, Avatar has very different meanings. For Chinese audiences (who have never heard of Dances with Wolves or Pocahontas or Fern Gully), the military contractors destroying the tree was symbolic of the Chinese government bulldozing villages and forcing people out of their ancestral homes.