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How cannabis came from HIGH origins: Marijuana evolved 10,700ft above sea level on the Tibetan Plateau 28million years ago, study of ancient pollen suggests

How cannabis came from HIGH origins: Marijuana evolved 10,700ft above sea level on the Tibetan Plateau 28million years ago, study of ancient pollen suggests

dailymail.co.uk - Yuan Ren

The origin of marijuana has finally been traced back 28 million years to the Tibetan plateau 10,700ft (3km) above sea level. Researchers analysed …

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