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1.

What is one of the biggest changes in store for 2050?

Between 2002 and 2050, world average life expectancy is expected to rise from 66 to 77 years — with the number of those over 60 years old increasing by 333%.

(United Nations)

2. How drastically will life expectancies change?

Between 2000 and 2050, average life expectancy is expected to rise by 6.1 years in Europe, 5.1 years in the United States — and 6.5 years in Japan.

(United Nations)

3. What is one big economic change?

In 2000, India's GDP per capita was $468 — but by 2050, this number is expected to rise to $17,366, or roughly the level of Italy's GDP per capita in 2000.

(Goldman Sachs)

4. And another?

At projected growth rates, by 2050 Russia's per capita GDP will reach $49,646 — exceeding that of Germany.

(Goldman Sachs)

5. What will the rise of India and China mean for the global economy?

If China's GDP grows at an average of 4% to 5% annually, while India's economic output rises 3% to 4% each year, the income ratio between rich and poor people in the world would fall from 9:1 in 2000 to 4:1 by 2050.

(Institute for International Economics)

6. What challenge does Europe have to contend with in 2050?

The average debt-to-GDP ratio of all EU countries will rise from about 60% to almost 200% in 2050 — primarily as a result of their aging populations.

(European Commission)

7. Which country provides an extreme example?

Between 2000 and 2050, Germany would need 181.5 million immigrants — an inflow of 2.6 million per year — to maintain its current old-age dependency ratio. Under this scenario, 80% of the people living in Germany would be immigrants or their progeny by 2050.

(United Nations)

8. How will global religion change by 2050?

By 2050, non-Hispanic whites will account for only one-fifth of the world's three billion Christians.

(World Christian Encyclopedia)

9. What is the forecast for greenhouse gas emissions?

Developing countries accounted for 37% of greenhouse gas emissions in 2003. By 2050, their share could be 55%.

(International Energy Agency)

10. Finally, what language will reign supreme in 2050?

In 2050, there could be as many as 1.4 billion people who speak Mandarin as their primary language, 556 million who speak Hindu-Urdu, 508 million who speak English, 486 million who speak Spanish — and 482 million who speak Arabic.

(Foreign Policy)

 



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