![Al Jazeera English on X: "Venezuela, Saudi Arabia and Iran have half of the world's 1.55 trillion barrels of proven oil reserves. The largest reserves among non-OPEC countries include Russia and the Al Jazeera English on X: "Venezuela, Saudi Arabia and Iran have half of the world's 1.55 trillion barrels of proven oil reserves. The largest reserves among non-OPEC countries include Russia and the](https://pbs.twimg.com/media/FAntjRbWUAMxBI4.jpg)
Al Jazeera English on X: "Venezuela, Saudi Arabia and Iran have half of the world's 1.55 trillion barrels of proven oil reserves. The largest reserves among non-OPEC countries include Russia and the
![Shale oil and shale gas resources are globally abundant - U.S. Energy Information Administration (EIA) Shale oil and shale gas resources are globally abundant - U.S. Energy Information Administration (EIA)](https://www.eia.gov/todayinenergy/images/2013.06.10/bigmap.png)
Shale oil and shale gas resources are globally abundant - U.S. Energy Information Administration (EIA)
![Top 10 countries with the largest reserves of crude oil in the world – Al-Baidar Center for Studies and Planning Top 10 countries with the largest reserves of crude oil in the world – Al-Baidar Center for Studies and Planning](https://www.baidarcenter.org/en/wp-content/uploads/2022/06/8yuyf-scaled.jpg)