A look at how new evidence of ancient man's influence shows that the Amazon rainforest, the epitome of a last wilderness under threat, may not be as natural as we believe. Show more
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A look at how new evidence of ancient man's influence shows that the Amazon rainforest, the epitome of a last wilderness under threat, may not be as natural as we believe. Show more
BBC Four reflects arts, music and culture with an ambitious range of intellectually and culturally enriching programmes, taking an expert and in-depth approach to its subjects.
