Population 1/22/25

Population Measures

Births and Deaths are the only two ways population changes.

Crude Birth Rate

-the number of birth per thousand of the population

-not an age-specific rate

Crude Death Rate

-the number of deaths per thousand of the population

-not an age-specific rate

States with a higher young population are going to have higher crude birth rates. For example, Utah.

2/12/25

Crude Birth Rates vs Crude Death rates

-the # of birth rates or deaths per thousand

-it is not age specific

-they are used to create a demographic transition

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States with older population have the lowest crude birth rate such as Florida or Maine, Arizona.

Total Fertility Rate:

Average number of children born to a woman during her lifetime (childbearing years 15-45)

Western countries have lower total fertility rate

-the average women in her childbearing year has 1-2 children

2.1 is a replacement birth rate for a population to be stable

2 because you have to

Infant Mortality Rate

-the number of children who die before the first birthday 1000 live births

When you study population at a global level its main focus is birth and deaths

-The intensity of the heartbeat increases with the growth of the population

-Intense heartbeat equals a igh global population

When did we hit 1 billion?

During the industrial revolution in the 1820s.

What are three things you will tell a kid?

As the Viking conquests, some populations showed up in

Trans Saharan trade a lot more areas became populated

During the black death, Europe’s population decreased, and during the Mongolian dynasty.

European exploration created a much larger population in Europe post-Black Death.

7 million people died from the coronavirus globally

The Rise of Xi-JingPing

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Covid-19

The Healthcare Divide

Two Families