Colonisation of the Americas killed 10% of world population and caused global cooling

No records of the size of Native American populations before 1492 and the arrival of Europeans survive. A new study has found answers.

Chris Brierley, The Conversation

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Alexander Koch, The Conversation

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Mark Maslin, The Conversation

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Simon Lewis, The Conversation

· Feb 03, 2019 · 11:30 pm

Anthropocene vs Meghalayan: Why geologists are fighting over which epoch Earth is in

It was widely agreed that humans’ impact on nature is so significant that we have entered a new geological phase. But a recent announcement confused matters.

Simon Lewis, The Conversation

· Aug 11, 2018 · 08:30 pm