2013-01-28

In 2050 the world population is expected to reach nine billion people. Population change exhibits great regional diversity. In countries such as Germany, the population is shrinking. Other countries, with high birth rates, are struggling to feed their people. These developments, known as 'demographic change,' have far-reaching economic and social implications.

2013-01-28

• demographic change
• challenge for science
• world population
• people
• shrinking
• economic social implications
• Tomorrow Today