Category: Glossary
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Peninsula
Peninsula: a strip of land surrounded on three sides by water.
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People overpopulation
The concept that many persons, each using a small number of natural resources to sustain life, add up to too many people for the environment to support.
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Per Capita Gross Domestic Product Purchasing Power Parity
GDP PPP: In this figure, annual per capita gross domestic product (GDP) – the total output of goods and services a country produces for home use in a year – is divided by the country’s population.
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Per capita income
The average amount of money earned by each person in a political unit.
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Perennial irrigation
The year-round irrigated cultivation of crops, as in the Nile Valley, following the construction of barrages and dams.