How a leaking oil well is threatening one of the world's most biologically diverse flooded rainforests at the headwaters of the Amazon. Echoes of the Pink Amazon Dolphin 11/07/2026 Article By: Mariana Almeida On 5 May 2026, Petroecuador's Well 4 (CUY-04RW), located at the headwaters of the Cuyabeno Wildlife Reserve in the Ecuadorian Amazon, suffered a catastrophic failure of its produced-water reinjection system. During a subsequent field inspection coordinated by Delio Payag