The population problem isn't just a matter of the number of people. People consume food, fresh water, wood, minerals, and energy as we go about our daily lives. And producing food, pumping groundwater, harvesting wood, mining minerals, and burning fuel all deplete our resource base and produce pollution.
One critical indicator of resource use and environmental impact is to measure our energy consumption. When you click on one of the countries in the graph below, you'll see how that country compares to the United States in the size of its population, the amount of energy it consumes as a country, and the amount of energy consumed per person.
Why single out the U.S.A.?
Why are we focusing on the United States? Because Americans make up only 4.5% of the world's population and yet consume nearly 20% of its energy! In fact, on average, every time an American spends a dollar, the energy equivalent of a cup of oil is used to produce what that dollar buys! That's why we've singled out the United States for comparison here. Its energy consumption is truly extraordinary!
Population and Energy Consumption by Country
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Country: click to compare to USA |
Hover over bar for actual data |
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Percent of global total |
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| China |
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| India |
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| USA |
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| Indonesia |
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| Brazil |
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| Pakistan |
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| Bangladesh |
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| Russian Federation |
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| Japan |
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| Mexico |
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| Philippines |
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| Germany |
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| Egypt |
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| Turkey |
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| Iran |
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| France |
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| Thailand |
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| United Kingdom |
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| Italy |
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| South Africa |
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Percent of global total |
Population data source: Population Reference Bureau; 2012 World Population Data Sheet.
Energy data source: U.S. Energy Information Administration 2012.
What's the Point?
The point is that the population problem isn't just something "over there" in "those poor countries," where they may be having more children. From a consumption perspective, the developed countries have a bigger population problem than the developing countries!
Next time you hear about a family in India who has 7 children, remember that there would have to be 17 children in that family to match the lifetime energy consumption of an American family with just one child!
