Test 4 - Study Guide Flashcards
_________- (the number of live births per 1,000 people per year).
crude birthrate
_________ is a measure of the number of people who die.
mortality rate
Migration may take the form of _________, which describes movement into an area to take up permanent residence, or _________, which refers to movement out of an area to another place of permanent residence
- immigration
- emigration
Migration might be _________ (as when college students study abroad), _________ (as when Syrians evacuated war-torn areas), or _________ (as when many Native American tribes were removed from the lands they’d lived in for generations).
- voluntary
- involuntary
- forced
_________ : the number of males per 100 females
sex ratio
_________ : a picture of population distribution by sex and age
population pyramid
_________ : three factors would control human population that exceeded the earth’s carrying capacity,
Malthusian theory
Three factors of the Malthusian theory:
-
-famine
-
- war
- disease
-Malthusian theory-
_________ : they increase mortality rates, thus keeping the population in check.
positive checks
-Malthusian theory-
_________ : control the population but by reducing fertility rates;
preventive checks
-Malthusian theory-
preventive checks include _________ control and _________ .
- birth
- celibacy
Paul Ehrlich, it is the _________, not specifically the food supply, that will play a crucial role in the continued health of planet’s _________
- environment
- population
neo-Malthusian researcher named _________ brought Malthus’s predictions into the twentieth century.
Paul Ehrlich
_________ : asserts that human ingenuity can resolve any environmental or social issues that develop
Cornucopian theory
_________ : suggests that future population growth will develop along a predictable four-stage model
-Demographic transition theory
Four-stages of Demographic transition theory:
Stage 1:
_________, death, and _________ mortality rates are all high, while life expectancy is _________ .
- birth
- infant
- short
Four-stages of Demographic transition theory:
As countries begin to _________, they enter Stage 2, where birthrates are _________ while infant mortality and the _________ rates drop. Life expectancy also increases.
- industrialize
- higher
- death