By 2050, the population of the U.S. will increase by 23 percent, to 398 million, but it will remain third in the world. By 2050, Nigeria and the U.S. will have the same projected population.

By 2050, after India and China, Nigeria is expected to become the world’s third most populous nation, followed by the United States, Pakistan, Indonesia, Brazil, the Democratic Republic of the ...

The demographic future for the U.S. and the world looks very different than the recent past in key respects. Growth from 1950 to 2010 was rapid—the global population nearly tripled, and the U.S.

World population is expected to reach 9.2 billion by 2050 according to a new study by the United Nations. Virtually all growth will occur in developing countries, with their population growing ...

By 2050, there will be 4.6 centenarians per 10,000 people in China, 13 times today’s very small share. In Japan and Italy, the proportion of centenarians to the total population will increase ninefold ...

Why World population will likely be higher than 9.75 billion in 2050. 1. The UN has been revising its population projections higher for the last 15-20 years. They have kept expecting the birthrate in ...

The world's population reached 8 billion on ... Half of the increase in population up to 2050 will take place in the following eight countries, the U.N. says: Congo, Egypt, Ethiopia, India ...

The world’s population reached 8bn people ... For Europe and North America, the UN’s Hertog said, all future population growth to 2050 is likely to occur among older people.

By 2050, that number will nearly double, rising to one in six, according to the United Nations. The World Health Organization has said the number of people 60 or older will more than double from ...