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David Biello is the Lead Curator for TED Countdown, working on amplifying solutions to the climate crisis. David also works as a Science Curator for TED events and online platforms. As a Host & Writer for Detroit Public Television, David writes and hosts documentaries on various environmental issues. Additionally, David is a Freelance Writer for various outlets such as Aeon, Elle, and the New York Times. David is also the author of the book "The Unnatural World." With a background in journalism and English literature, David has a strong focus on environmental and energy issues.