That figure is expected to treble over the next 25 years as the population grows older.
As the population grows from its current 1.3 billion, experts estimate the swelling population will require about ten million new housing units to be built each year for the next twenty years.
Christians are invariably defensive because any topic they broach or respond to gets hammered by atheists as the atheist population grows and the Christian population shrinks within that community.
And the demand for water is only increasing dramatically as the global population grows and much of the developing world becomes more industrialized.
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If so, his party's fortunes can only improve as the urban population grows, education improves, and young voters swell the rolls (another 1.2m, or almost a fifth of the current total, should reach voting age before the next election).
As the world's human population grows, so will the problem of the global food supply.
Nonetheless, as the rich world's population grows older, help in dying will be increasingly requested.
This is incredibly important as the U.S. population increases in size and the proportion of older Americans grows.
Some differences from the West's will fade as the industry and China's economy mature and the country's internet population grows older and richer.
The consensus reflects the view of most mainstream economists and budget analysts that spending on programs such as health care will inevitably rise as the population ages and use of medical technology grows.
The EE 4G network currently covers 45% of the UK population, and is forecast to increase to more than 55% by summer, as the network grows to cover more than 65 towns and cities as well as much of the suburban and rural areas that surround them.
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Money should be invested to bring down the cost of de-salination for people's water supplies as population grows.
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