"Indians who live in South Americas rain forests know how to use 1,300 plants as medicines."Learn how rocks and deserts are forms, and discover why half of the worlds great forests have disappeared in this fact-packed exploration of Planet Earth. "Earth Alert" features warn E.T. and kids of ecological problem areas in each environment, and "Phone Home Facts" highlight the most interesting snippets that E.T. just has to tell the folks back home.
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