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The definition of representative data on world energy consumption (Read: World Energy Consumption 1800-2000: Definitions and Measurements) is one thing, the identification of sources of information allowing the reconstruction of statistical series over a long period for all regions of the world is another. What data are available? Some time

The 889 million inhabitants (Mh) populating the planet in 1800 took from their natural environment a little over 300 million tons of oil equivalent (Mtoe), or 0.34 toe per capita. Two centuries later, this withdrawal by a world population that has crossed the threshold of 6 billion (Gh) has risen