Summary caption of the article.....
"He's an Indian, and Brazilian officials have concluded that
he's the last survivor of an uncontacted tribe. They first became
aware of his existence nearly 15 years ago and for a decade
launched numerous expeditions to track him, to ensure his safety,
and to try to establish peaceful contact with him. In 2007, with
ranching and logging closing in quickly on all sides, government
officials declared a 31-square-mile area around him off-limits to
trespassing and development.
It's meant to be a safe zone. He's still in there.
Alone."
for more detail reading please feel free to read on.
http://www.slate.com/id/2264478/?GT1=38001