The Presidential Daily Brief

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    The Earth May Have Entered a New Era

    Did humanity launch a new geologic era in 1950? Leading scientists will vote on the question starting next week and it could shift how the planet talks about climate change. A new Anthropocene era would mean that humans are affecting the state of the planet more than natural events are. But not everyone is convinced.

    How are scientists split? Some argue that humans’ major global impact began thousands of years ago — with carbon-generating deforestation and agriculture — while others wonder if assigning an arbitrary date is of any use.

    Check out OZY’s series on climate change.

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