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1. In all low-income countries across the world today, how many girls finish primary school?

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2. Where does the majority of the world population live?

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3. In the last 20 years, the proportion of the world population living in extreme poverty has . . .

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4. What is the life expectancy of the world today?

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5. There are 2 billion children in the world today, aged 0 to 15 years old. How many children will there be in the year 2100, according to the United Nations?

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6. The UN predicts that by 2100 the world population will have increased by another 4 billion people. What is the main reason?

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7. How did the number of deaths per year from natural disasters change over the last hundred years?

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8. There are roughly 7 billion people in the world today. Where do they live?

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9. How many of the world’s 1-year-old children today have been vaccinated against some disease?

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10. Worldwide, 30-year-old men have spent 10 years in school, on average. How many years have women of the same age spent in school?

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11. In 1996, tigers, giant pandas, and black rhinos were all listed as endangered. How many of these three species are more critically endangered today?

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12. How many people in the world have some access to electricity?

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13. Global climate experts believe that, over the next 100 years, the average temperature will...

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Hans Rosling was a medical doctor, professor of international health and renowned public educator. He was an adviser to the World Health Organization and UNICEF, and co-founded Médecins sans Frontières in Sweden and the Gapminder Foundation. His TED talks have been viewed more than 35 million times, and he was listed as one of Time Magazine’s 100 most influential people in the world. Hans died in 2017, having devoted the last years of his life to writing Factfulness.

Ola Rosling and Anna Rosling Rönnlund, Hans’s son and daughter-in-law, were co-founders of the Gapminder Foundation, and Ola its director from 2005 to 2007 and from 2010 to the present day. After Google acquired the bubble-chart tool called Trendalyzer, invented and designed by Anna and Ola, Ola became head of Google’s Public Data Team and Anna the team’s senior user experience (UX) designer. They have both received international awards for their work.

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