Thursday, May 20, 2010

World energy resources and consumption - graphics

Rate of world energy usage in terawatts (TW), 1965-2005[1]
Global energy usage in successively increasing detail[2][3]
Energy intensity of different economiesThe graph shows the ratio between energy usage and GNP for selected countries. GNP is based on 2004 purchasing power parity and 2000 dollars adjusted for inflation.[4]
Energy consumption rate per capita versus the GNP per capita The graph plots the per capita power versus the per capita income for all countries with more than 20 million inhabitants, the data more than 90% of the world's population. The image shows the broad relation between wealth and energy consumption.[5]
GDP and energy consumption in Japan from 1958 - 2000 The data shows the correlation between GDP and energy use; however, it also shows that this link can be broken. After the oil shocks of 1973 and 1979 the energy use stagnated while Japan's GDP continued to grow, after 1985, under the influence of the then much cheaper oil, energy use resumed its historical relation to GDP.[6]
Worldwide energy sources (TW)(2004)[4]
Remaining Oil Breakdown of the remaining 57ZJ oil on the planet. The annual oil consumption was 0.18 ZJ in 2005. There is significant uncertainty surrounding these numbers. The 11 ZJ of future additions to the recoverable reserves could be optimistic.[7][8]
Renewable energy sources worldwide at the end of 2008 Source: REN21[9]
Available renewable energy The volume of the cubes represent the amount of available geothermal, hydropower, wind and solar energy in TW, although only a small portion is recoverable. The small red cube shows the proportional global energy consumption.[10]
Solar energy as it is dispersed on the planet and radiated back to space. Values are in PW =1015 watt.[11]

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