Energy intensity can be defined as the amount of energy required to produce a desired level of output. As of 2020, the worldwide energy intensity had a value of around British thermal units per 2015 dollar of GDP (PPP). It has been estimated that global energy intensity will witness a steady decrease over the years to come.
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EIA. (October 6, 2021). Energy intensity worldwide in 2020, with a forecast until 2050 (in 1,000 British thermal units per 2015 dollar of GDP) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 22, 2026, from /statistics/1320970/global-energy-intensity/
EIA. "Energy intensity worldwide in 2020, with a forecast until 2050 (in 1,000 British thermal units per 2015 dollar of GDP)." Chart. October 6, 2021. ÌÇÐÄÆƽâ°æ. Accessed July 22, 2026. /statistics/1320970/global-energy-intensity/
EIA. (2021). Energy intensity worldwide in 2020, with a forecast until 2050 (in 1,000 British thermal units per 2015 dollar of GDP). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 22, 2026. /statistics/1320970/global-energy-intensity/
EIA. "Energy Intensity Worldwide in 2020, with a Forecast until 2050 (in 1,000 British Thermal Units per 2015 Dollar of Gdp)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 6 Oct 2021, /statistics/1320970/global-energy-intensity/
EIA, Energy intensity worldwide in 2020, with a forecast until 2050 (in 1,000 British thermal units per 2015 dollar of GDP) ÌÇÐÄÆƽâ°æ, /statistics/1320970/global-energy-intensity/ (last visited July 22, 2026)
Energy intensity worldwide in 2020, with a forecast until 2050 (in 1,000 British thermal units per 2015 dollar of GDP) [Graph], EIA, October 6, 2021. [Online]. Available: /statistics/1320970/global-energy-intensity/
