The United States holds more oil resources than any other country in the world. The majority of these reserves are in the form of shale oil (synthetic oil won from kerogen), at around * million metric tons. By comparison, Venezuela was found to have the greatest heavy oil resources and Russia the greatest conventional oil resources. Resources are differentiated from reserves in that they also include estimated and non-extractable deposits.
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BGR. (December 2, 2024). Countries with largest oil resources worldwide in 2023, by type (in million metric tons) [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 16, 2026, from /statistics/264766/countries-with-largest-oil-resources/
BGR. "Countries with largest oil resources worldwide in 2023, by type (in million metric tons)." Chart. December 2, 2024. ÌÇÐÄÆƽâ°æ. Accessed July 16, 2026. /statistics/264766/countries-with-largest-oil-resources/
BGR. (2024). Countries with largest oil resources worldwide in 2023, by type (in million metric tons). ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 16, 2026. /statistics/264766/countries-with-largest-oil-resources/
BGR. "Countries with Largest Oil Resources Worldwide in 2023, by Type (in Million Metric Tons)." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 2 Dec 2024, /statistics/264766/countries-with-largest-oil-resources/
BGR, Countries with largest oil resources worldwide in 2023, by type (in million metric tons) ÌÇÐÄÆƽâ°æ, /statistics/264766/countries-with-largest-oil-resources/ (last visited July 16, 2026)
Countries with largest oil resources worldwide in 2023, by type (in million metric tons) [Graph], BGR, December 2, 2024. [Online]. Available: /statistics/264766/countries-with-largest-oil-resources/
