demographers

But the premature, or preterm, birth rate fell from 12.8% in 2006 to 12.3% in 2008, the researchers, demographers from the CDC's National Center for Health Statistics, reported in a data brief.

Premature birth rate drops 2nd year in a row, CDC finds 2010

They are frequently used by social scientists, such as demographers, to study mortality, fertility and migration.

The Prize in Economics 2000 - Information for the Public 2000

By then, only what demographers today call the "oldest old" - the 85-and-over crowd - will be thought of as truly "old."

Future US Senior Citizens Face Big Changes 2011

We human beings like to live in densely populated areas, and demographers tell us that more and more of us are doing it every year; in 2008, for the first time in human history most people in the world lived in urban environments.

Ben H. Winters: In Defense of Bedbugs Ben H. Winters 2011

There are some singular dimensions to Cupertino's story, demographers and residents say.

Cupertino's Asian Population Surges Don Clark 2011

By then, only what demographers today call the "oldest old" - the 85-and-over crowd - will be thought of as truly "old."

Future US Senior Citizens Face Big Changes 2011

Architecture of truly green buildings must incorporate a range of professionals including economists, biologists, chemists, and a range of social-science experts such as demographers, anthropologists and geographers.

Tom Mallory: Green Design: Top 10 Smartest Buildings Tom Mallory 2011

The project has commissioned teams of economists, epidemiologists and demographers to research the costs and benefits of different responses to the epidemic.

Rethinking the Fight Against AIDS Bjørn Lomborg 2011

Architecture of truly green buildings must incorporate a range of professionals including economists, biologists, chemists, and a range of social-science experts such as demographers, anthropologists and geographers.

Tom Mallory: Green Design: Top 10 Smartest Buildings Tom Mallory 2011

The nation's total fertility rate—the number of children any woman is expected to have in her lifetime—dropped to 1.9, slipping under the 2.1 rate that demographers agree is required for a population to replace itself.

Birth Rate Continues to Slide Among Teens Timothy W. Martin 2011