(2008)There were nearly 11.3 million children younger than 5 whose mothers were employed in 2005. Of those, nearly one-third counted on regular care by a grandparent during their mother's working hours (30 percent), according to tables recently released by the U.S. Census Bureau. Fathers cared for one-fourth of the children.
Carbon dioxide emissions have grown dramatically in the past century because of human activity, chiefly the use of fossil fuels such as oil and coal, as well as changes in land use such as cutting down forests.
(2005) A working knowledge of the basic vocabulary of population geography is required in order for students to master important underlying concepts. Likewise, students need to understand the mathematical relationships implicit in population statistics and the broader social and economic implications of such relationships.
(2007) Provisional results of the 2006 census in Nigeria show that Kano in the north is Nigeria's most populous state (9.4 million), followed by Lagos (9.0 million) in the south. Northern states account for 75 million people, while the southern states are home to 65 million. The total population was 140 million.
Older adults’ social ties are more important for physical and mental health than previously thought, new research shows.
(2007) More than 35 million Americans identify as Hispanic, making them the country's largest ethnic minority. However, Latinos have been underrepresented in the all-volunteer armed forces, especially among officers.
This lesson provides students with the background to understand the importance of age structure on population growth.
(2011) Together, China and India account for 37 percent of the world’s population. Both countries have conducted censuses over the past year, and when they report their census results, figures such as the widely accepted world population total are at risk of changing.