Population pyramids: Powerful predictors of the future - Kim Preshoff

View full lesson: ed.ted.com/lessons/population-pyramids-powerful-pr… Population statistics are like crystal balls -- when examined closely, they can help predict a country's future (and give important clues about the past). Kim Preshoff explains how using a visual tool called a population pyramid helps policymakers and social scientists make sense of the statistics, using three different countries' pyramids as examples. Lesson by Kim Preshoff, animation by TED-Ed.

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