# Tag: Guyana

- [Brazil’s Next Oil Frontier, From Oiapoque to Chuí](https://brazilstockguide.com/behind-the-lines/brazils-next-oil-frontier-from-oiapoque-to-chui/) (2026-07-20): Between the Equatorial Margin in the far north and the Pelotas Basin in the south, Brazil must decide whether to explore for the oil that could succeed its greatest discovery — before it is too late.