The Amazon stays a secret for many reasons. Even with high tech, we still do not know most of it. This forest covers a huge part of South America. It spans nine countries and holds more life than any other place on land. We breathe the air it makes. Yet large parts stay hidden. Its size and tough ground keep its secrets safe. Right now, it is the last big unknown spot on Earth. Think ... https://www.blogger.com/blog/post/edit/4834880620775340591/7010405523170092480