Should we contact “lost” tribes?

[Joelle]

Should we contact "lost" tribes?
      

Dramatic photographs of previously unfound Amazon Indians have highlighted the precariousness of the few remaining “lost” tribes and the dangers they face from contact with outsiders. (Click here for a slideshow of the tribe.)
Rather than “lost”, Amazon expert Thomas Lovejoy said the tribe has likely had contact with other indigenous groups over the years.
“I think [...]
         

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