Social Sciences and History / Unit 12 SSH 1138 short lesson, about 20 seconds
Three Population Clusters and the Ten Largest Cities
Captions available
The idea
About seven point four billion people cluster in warm places near water and avoid cold, dry ones: East Asia, South Asia and Europe are the three major clusters. All ten of the most populous cities lie in countries traditionally called developing, where growth rates run high.
In practice
Madagascar's worked natural-increase example.
Where people slip
The count is dated to the anchor's writing.
Your place on the trail
Every lesson rests on earlier ones and opens later ones. Tap any to jump.
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