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AP Human Geography
Unit 2 – Population and Migration
Topic 2.1
Why has the United States' population pyramid become more columnar over time?
Increased immigration from younger populations.
High taxes discourage larger families.
Aging baby boomers and lower birth rates have slowed population growth.
The government encourages family planning methods like contraception use.
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AP Human Geography - 2.1 Population & Migration
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Population Pyramid
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About Us
About Fiveable
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Careers
Testimonials
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Terms of Use
Privacy Policy
CCPA Privacy Policy
Resources
Cram Mode
AP Score Calculators
Study Guides
Practice Quizzes
Glossary
Crisis Text Line
Request a Feature
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© 2024 Fiveable Inc. All rights reserved.
AP® and SAT® are trademarks registered by the College Board, which is not affiliated with, and does not endorse this website.
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