'Pristine' landscapes haven't existed for thousands of years due to human activity

'Pristine' landscapes simply do not exist anywhere in the world today and, in most cases, have not existed for at least several thousand years, says a new study in the journal, Proceedings of the National Academy of Sciences (PNAS). An exhaustive review of archaeological data from the last 30 years provides details of how the world's landscapes have been shaped by repeated human activity over many thousands of years. It reveals a pattern of significant, long-term, human influence on the distribu