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SATELLITE COULD FIND HIDDEN ARCHAEOLOGICAL SITES BY REMOTE SENSING

Fonte: https://www.wired.com/2012/12/satellite-sensing-black-earth-amazon/

SAN FRANCISCO – Light reflected by the Amazon rainforest’s vegetation could help an orbiting satellite find the elusive fertile patches of soil known as terra preta – or ‘black earth’ – that mark archaeological sites where pre-Columbian populations settled.

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