Essentials of Ecology

SUPPLEMENT 3 S15

Figure 9 Infant mortality rate for the world, developed regions, and

less developed regions, 1950–2007, with projection to 2050 (based

on medium population projections). (Data from United Nations

Population Division)

Data and Graph Analysis

1. What are two conclusions you can draw from comparing these
   curves?


2. When the world infant mortality was 100 deaths per 1,000 live
   births, what were the approximate infant mortality rates for
   developed and developing regions?

0

Infant mortality rate

(deaths per 1,000 live births)

200

150

100

50

1960 1970

Developing

countries

World

Developed

countries

1980199020002010

Year

20202030 2040 2050

2–9 10–19 20–49 50–99 100–200 No data

Figure 10 Infant mortality rate in 2007. (Data from Population Reference
Bureau and United Nations Population Division)

Data and Map Analysis

1. Describe a geographic pattern that you can see, related to infant mortality
   rates as reflected on this map.


2. Describe any similarities that you see in geographic patterns between this
   map and the one in Figure 8.