The Middle East holds ~48% of proven reserves, but oil is produced on every continent except Antarctica.
| Region | Key Countries | Notes |
|---|---|---|
| North America | USA (#1 global), Canada (#4), Mexico | Shale revolution made US top producer |
| South America | Brazil, Venezuela (huge reserves), Colombia, Argentina | Brazil's pre-salt deepwater; Venezuela's heavy oil |
| Europe | Norway, UK, Russia (European part) | North Sea mature; Russia vast Siberian fields |
| Africa | Nigeria, Angola, Libya, Algeria, Egypt | Nigeria & Angola top sub-Saharan exporters |
| Asia-Pacific | China, Indonesia, Malaysia, Australia, Kazakhstan | China major producer & largest importer |
| Former USSR | Russia (#2), Kazakhstan, Azerbaijan, Turkmenistan | Caspian & Siberian basins |
But energy security, price, and geopolitics depend on global supply—not just the Gulf.