A lower birthrate among non-Hispanic whites compared with other groups is also a factor.

The state has the lowest birthrate in the nation, and the number of 20- to 34-year-olds has shrunk by 19 percent since 1990.

Asians have a low birthrate, but a very high immigration rate, even higher than the Hispanic rate.

One major long-term concern for the Japanese labor force is a low birthrate.

Germany, she says, must make it easier for women to do both, because it now has one of the lowest birthrates in the world.

The good news, for a country plagued by a low birthrate, is that just being in a car can make Germans frisky.

Italy has one of the lowest birthrates in the world, and 18 percent of its population is over 65.

Jews tend to marry later, and have more education and a lower birthrate than the rest of Americans.

In a desert world, a low birthrate was a survival advantage.

The country now has among the lowest birthrates in Europe - just 1.1 children per woman.