| Population -- Economic aspects. Matches 12 items |
| Population -- Environmental aspects. Matches 7 items |
| Population -- Environmental aspects -- Congresses. Matches 1 item |
| Population -- Environmental aspects -- Juvenile literature. Matches 1 item |
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Population exchanges. SEE: Population transfers Matches 1 item
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Population exchanges -- German. SEE: Population transfers -- German Matches 1 item
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Population exchanges -- History -- 20th century. SEE: Population transfers -- History -- 20th century. Matches 1 item
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Population explosion. SEE: Overpopulation Matches 6 items
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Population explosion -- Economic aspects. SEE: Overpopulation -- Economic aspects Matches 1 item
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Population explosion -- History -- 20th century. SEE: Overpopulation -- History -- 20th century. Matches 1 item
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