Exam 12: Population and Environment

Migration is the measurement of factors that encourage people to leave a habitat they already occupy.

A relatively stable community of organisms with established interlocking relationships and exchanges with one another and their natural habitat is called

The boom in population in the western part of the United States is due primarily to

Functionalists emphasize that human beings must become more sensitive to both the manifest and latent consequences of their actions on the environment to avoid damaging the ecosystem.

In 2003,world population had reached __________ billion.

The life expectancy of Americans reached 77 years in 2003.

Explain the three stages of the demographic transition identified in your text.

In 1800,14 percent of the world's population lived in urban areas.

Explain the meaning of the term demography,and identify its four components.

A ________________ is a relatively dense and permanent concentration of people who secure their livelihood chiefly through nonagricultural activities.

Giving advantages in housing,taxes,scholarships,and recreation to single as opposed to married people illustrates __________ of population reduction?

Deterioration of city services is an example of

Only a few nations,including Cuba,Afghanistan,Haiti,and El Salvador,have as much as one-tenth of a national population that emigrated in recent decades.

The new form of urban organization referred to as edge cities

Global warming ranks very high in terms of public concern.

__________ percent of the world's carbon dioxide emissions come from the United States.

The number of deaths among infants under one year of age per 1,000 live births is called the

According to Sassen,changes in the world economy are transforming major urban centers into what she calls the

The baby-boom-echo generation is

What are population pyramids? Explain how demographers use these.